Northwest River Forecast Center
  Water Supply Seasonal Forecasts
  Ensemble Date: 2026-04-24 Issued Date: 2026-04-24
  Water Year 2026
  ---------------------Forecast --------------------- ----------Runoff-----------
  River Basin Period Probable % Maximum % Minimum % Average PrevYR CurYR %
  SILVIES - NEAR BURNS APR-AUG 11.3 16 12.6 18 10.8 15 71 158 6.51 22
  APR-JUL 11.3 16 12.6 18 10.8 16 70 156 6.51 22
  APR-SEP 11.3 16 12.6 18 10.8 15 71 160 6.51 22
  JAN-JUL 33.4 31 34.8 32 33.0 30 108 281 28.62 42
  JAN-SEP 33.4 30 34.8 32 33.0 30 110 284 28.62 42
  OCT-SEP 41.1 35 42.4 37 40.6 35 116
  DONNER UND BLITZEN - NR FRENCHGLEN APR-AUG 20.4 34 28.2 47 17.3 29 60 77 5.66 57
  APR-JUL 18.5 32 26.1 45 15.5 27 57 73 5.66 57
  APR-SEP 22.1 35 30.1 48 19.1 31 63 80 5.66 57
  JAN-JUL 31.9 43 39.6 53 28.9 39 74 114 19.11 71
  JAN-SEP 35.5 45 43.6 55 32.6 41 79 121 19.11 71
  OCT-SEP 45.9 52 53.9 61 42.9 49 88
  DUNGENESS - NEAR SEQUIM APR-AUG 90.4 67 101.4 75 80.9 60 136 108 13.05 80
  APR-JUL 81.9 68 92.5 76 73.2 61 121 100 13.05 80
  APR-SEP 96.5 67 109.5 76 86.7 60 145 113 13.05 80
  JAN-JUL 159.5 82 170.1 87 150.9 77 195 147 90.76 101
  JAN-SEP 174.1 80 187.1 86 164.3 75 219 160 90.76 101
  OCT-SEP 267.6 93 280.7 98 257.9 90 287
  SKAGIT - NEAR CONCRETE APR-AUG 4132.5 74 4625.9 83 3878.3 70 5549 3966 611.55 89
  APR-JUL 3674.6 74 4118.8 83 3372.2 68 4959 3545 611.55 89
  APR-SEP 4505.9 76 5164.7 87 4205.8 71 5955 4236 611.55 89
  JAN-JUL 7094.7 97 7538.9 103 6792.4 93 7334 5445 4033.78 132
  JAN-SEP 7926.0 95 8584.8 103 7625.9 92 8330 6136 4033.78 132
  OCT-SEP 12062.8 110 12721.6 116 11762.7 107 10972
  COLUMBIA - MICA DAM APR-AUG 13066.3 117 13973.4 125 12331.7 110 11166 10191 502.82 115
  APR-JUL 10606.2 117 11737.5 129 9482.8 105 9064 8132 502.82 115
  APR-SEP 14397.0 117 15178.0 123 13671.4 111 12296 11509 502.82 115
  JAN-JUL 11630.5 118 12761.8 130 10507.1 107 9850 8925 1517.54 124
  JAN-SEP 15421.3 118 16202.3 124 14695.7 112 13082 12302 1517.54 124
  OCT-SEP 16699.7 115 17480.7 121 15974.0 110 14472
  COLUMBIA - REVELSTOKE DAM APR-AUG 18459.8 117 19545.3 124 17482.7 111 15746 14447 802.79 115
  APR-JUL 15403.1 118 16647.8 128 14062.5 108 13046 11785 802.79 115
  APR-SEP 20244.6 117 21444.3 124 19195.7 111 17242 16099 802.79 115
  JAN-JUL 16944.8 120 18189.5 129 15604.1 111 14115 12936 2336.20 132
  JAN-SEP 21786.2 119 22985.9 126 20737.4 113 18311 17250 2336.20 132
  OCT-SEP 23756.5 117 24956.2 123 22707.6 112 20340
  ---------------------Forecast --------------------- ----------Runoff-----------
  River Basin Period Probable % Maximum % Minimum % Average PrevYR CurYR %
  COLUMBIA - ARROW LAKES (HUGH KEENLEYSIDE DAM)APR-AUG 25508.7 115 26868.4 121 24210.5 109 22135 20023 1330.74 106
  APR-JUL 21572.1 115 23370.6 124 20352.1 108 18779 16696 1330.74 106
  APR-SEP 27906.7 116 29484.8 123 26275.1 109 24059 22004 1330.74 106
  JAN-JUL 24401.1 118 26199.6 127 23181.1 112 20698 18826 4152.54 131
  JAN-SEP 30735.7 118 32313.8 124 29104.1 112 25978 24134 4152.54 131
  OCT-SEP 33756.6 116 35334.7 121 32125.0 110 29084
  KOOTENAI - LIBBY DAM APR-AUG 6859.0 113 7954.2 131 6358.5 105 6080 4257 569.17 128
  APR-JUL 6267.4 113 7319.1 131 5845.7 105 5570 3840 569.17 128
  APR-SEP 7239.4 113 8358.1 130 6704.5 104 6429 4497 569.17 128
  JAN-JUL 7376.4 118 8428.1 135 6954.7 112 6227 4314 1674.73 152
  JAN-SEP 8348.3 118 9467.0 134 7813.5 110 7086 4971 1674.73 152
  OCT-SEP 9296.4 116 10415.1 130 8761.5 110 7981
  KOOTENAI - AT LEONIA APR-AUG 7938.0 107 9017.8 122 7330.2 99 7409 5183 808.86 111
  APR-JUL 7320.9 107 8317.2 121 6792.6 99 6858 4741 808.86 111
  APR-SEP 8333.2 107 9519.6 122 7696.9 99 7803 5446 808.86 111
  JAN-JUL 9065.0 115 10061.2 128 8536.7 108 7877 5488 2548.67 146
  JAN-SEP 10077.2 114 11263.6 128 9441.0 107 8822 6194 2548.67 146
  OCT-SEP 11645.1 117 12831.5 129 11008.9 111 9923
  MOYIE - AT EASTPORT APR-AUG 300.9 77 391.6 100 271.6 70 390 253 68.89 111
  APR-JUL 292.0 76 380.8 100 264.7 69 382 246 68.89 111
  APR-SEP 307.4 78 398.8 101 277.0 70 395 257 68.89 111
  JAN-JUL 408.2 95 496.9 115 380.9 88 431 274 184.79 166
  JAN-SEP 423.6 96 515.0 116 393.1 89 443 286 184.79 166
  OCT-SEP 496.4 104 587.9 123 466.0 97 479
  KOOTENAI - AT BONNERS FERRY APR-AUG 8485.5 105 9718.0 121 7845.8 97 8061 5650 959.16 116
  APR-JUL 7807.0 104 8959.2 120 7275.8 97 7495 5174 959.16 116
  APR-SEP 8936.5 106 10233.2 121 8204.6 97 8463 5941 959.16 116
  JAN-JUL 9726.2 113 10878.4 127 9195.0 107 8596 5962 2873.26 149
  JAN-SEP 10855.7 113 12152.4 127 10123.8 106 9565 6729 2873.26 149
  OCT-SEP 12593.7 117 13890.4 130 11861.8 111 10724
  DUNCAN - DUNCAN DAM APR-AUG 2443.4 120 2593.9 127 2252.4 110 2040 1744 119.05 118
  APR-JUL 2110.9 123 2295.4 134 1887.1 110 1713 1455 119.05 118
  APR-SEP 2600.6 117 2763.2 124 2445.0 110 2224 1928 119.05 118
  JAN-JUL 2344.1 127 2528.6 137 2120.2 115 1849 1589 352.48 148
  JAN-SEP 2833.8 120 2996.3 127 2678.1 113 2361 2062 352.48 148
  OCT-SEP 3043.2 116 3205.8 122 2887.6 110 2620
  ---------------------Forecast --------------------- ----------Runoff-----------
  River Basin Period Probable % Maximum % Minimum % Average PrevYR CurYR %
  KOOTENAI - KOOTENAY L AT QUEENS BAY APR-AUG 16156.5 107 18124.8 120 15158.4 101 15052 10979 1490.35 109
  APR-JUL 14707.6 106 16624.5 120 13801.2 100 13836 10020 1490.35 109
  APR-SEP 16955.0 107 18950.8 120 15901.8 100 15842 11519 1490.35 109
  JAN-JUL 17751.3 113 19668.2 125 16845.0 107 15754 11492 4526.36 138
  JAN-SEP 19998.7 113 21994.5 124 18945.5 107 17761 12991 4526.36 138
  OCT-SEP 22650.1 114 24645.9 124 21596.8 109 19885
  SLOCAN - NEAR CRESCENT VALLEY APR-AUG 2125.7 115 2364.7 128 1928.1 104 1850 1429 167.83 128
  APR-JUL 1953.9 114 2197.5 129 1800.6 105 1708 1339 167.83 128
  APR-SEP 2251.1 116 2472.1 128 2012.7 104 1933 1478 167.83 128
  JAN-JUL 2251.7 119 2495.2 132 2098.4 111 1892 1494 464.85 148
  JAN-SEP 2548.8 120 2769.9 131 2310.4 109 2116 1634 464.85 148
  OCT-SEP 2744.8 116 2965.8 125 2506.4 106 2364
  COLUMBIA - AT BIRCHBANK APR-AUG 43820.1 110 46813.3 118 41898.8 105 39736 32748 3111.41 110
  APR-JUL 38780.2 111 41679.1 119 36505.0 104 34960 28363 3111.41 110
  APR-SEP 47426.8 111 50047.3 118 44732.0 105 42578 35371 3111.41 110
  JAN-JUL 45242.4 116 48141.4 123 42967.2 110 39168 32229 9556.77 136
  JAN-SEP 53889.1 115 56509.5 121 51194.2 109 46786 39237 9556.77 136
  OCT-SEP 59796.1 114 62416.5 119 57101.2 109 52397
  BLACKFOOT - NEAR BONNER APR-AUG 926.2 108 1126.4 132 841.3 98 855 415 182.09 151
  APR-JUL 875.8 108 1062.2 131 791.8 98 811 390 182.09 151
  APR-SEP 967.9 109 1176.3 132 881.7 99 891 435 182.09 151
  JAN-JUL 1117.6 119 1304.0 139 1033.6 110 937 474 422.65 171
  JAN-SEP 1209.7 119 1418.1 139 1123.5 110 1017 519 422.65 171
  OCT-SEP 1340.3 119 1548.8 138 1254.1 111 1126
  CLARK FORK - ABOVE BLACKFOOT APR-AUG 481.1 76 733.8 115 422.1 66 637 380 96.20 117
  APR-JUL 453.0 76 693.1 117 399.4 67 594 358 96.20 117
  APR-SEP 518.4 76 774.1 114 448.8 66 680 399 96.20 117
  JAN-JUL 649.3 86 889.5 118 595.7 79 756 483 292.12 120
  JAN-SEP 714.8 85 970.5 115 645.1 77 842 523 292.12 120
  OCT-SEP 858.6 86 1114.3 112 788.9 79 996
  CLARK FORK - ABOVE MISSOULA APR-AUG 1426.3 96 1839.5 123 1274.5 85 1492 795 278.30 137
  APR-JUL 1347.7 96 1727.5 123 1198.6 85 1405 748 278.30 137
  APR-SEP 1497.4 95 1930.7 123 1349.1 86 1571 834 278.30 137
  JAN-JUL 1785.8 105 2165.6 128 1636.7 97 1693 956 714.77 146
  JAN-SEP 1935.5 104 2368.9 127 1787.2 96 1859 1042 714.77 146
  OCT-SEP 2210.0 104 2643.3 125 2061.6 97 2122
  ---------------------Forecast --------------------- ----------Runoff-----------
  River Basin Period Probable % Maximum % Minimum % Average PrevYR CurYR %
  BITTERROOT - NEAR DARBY APR-AUG 431.1 87 538.1 108 371.6 75 497 323 79.50 156
  APR-JUL 400.2 86 501.7 108 340.0 73 465 296 79.50 156
  APR-SEP 455.6 88 565.6 109 396.6 76 519 339 79.50 156
  JAN-JUL 507.9 97 609.4 117 447.7 86 521 342 186.68 174
  JAN-SEP 563.3 98 673.3 117 504.2 88 575 384 186.68 174
  OCT-SEP 626.4 100 736.4 118 567.4 91 624
  BITTERROOT - NEAR MISSOULA APR-AUG 1105.5 89 1356.6 109 977.4 79 1241 812 196.30 144
  APR-JUL 1052.6 88 1295.9 109 920.3 77 1191 777 196.30 144
  APR-SEP 1161.8 90 1412.3 110 1031.7 80 1289 843 196.30 144
  JAN-JUL 1405.9 102 1649.2 119 1273.6 92 1385 942 548.43 166
  JAN-SEP 1515.1 102 1765.6 119 1385.0 93 1484 1008 548.43 166
  OCT-SEP 1797.5 108 2048.0 123 1667.4 100 1669
  CLARK FORK - BELOW MISSOULA APR-AUG 2526.0 91 3136.3 113 2258.8 82 2767 1551 453.10 133
  APR-JUL 2388.5 91 2967.3 113 2129.7 81 2630 1465 453.10 133
  APR-SEP 2648.7 92 3284.6 114 2379.4 82 2893 1626 453.10 133
  JAN-JUL 3147.3 101 3726.1 119 2888.5 93 3121 1838 1209.05 145
  JAN-SEP 3407.5 101 4043.4 119 3138.2 93 3384 1999 1209.05 145
  OCT-SEP 3956.0 103 4591.9 120 3686.7 96 3838
  CLARK FORK - AT ST REGIS APR-AUG 3292.9 91 4030.7 112 3021.7 84 3610 2086 618.09 131
  APR-JUL 3111.1 91 3809.2 111 2843.3 83 3429 1970 618.09 131
  APR-SEP 3458.9 92 4222.0 112 3186.2 84 3771 2185 618.09 131
  JAN-JUL 4235.2 103 4933.2 120 3967.4 97 4109 2467 1738.52 151
  JAN-SEP 4583.0 103 5346.1 120 4310.3 97 4451 2682 1738.52 151
  OCT-SEP 5383.4 107 6146.5 122 5110.7 101 5042
  NF FLATHEAD - NEAR COLUMBIA FALLS APR-AUG 1353.8 80 1598.7 95 1244.7 74 1690 1231 207.41 117
  APR-JUL 1277.6 80 1504.6 94 1170.5 73 1600 1157 207.41 117
  APR-SEP 1420.6 81 1663.9 95 1296.5 74 1750 1272 207.41 117
  JAN-JUL 1677.2 95 1904.1 108 1570.1 89 1771 1291 606.26 174
  JAN-SEP 1820.1 95 2063.4 107 1696.0 88 1921 1406 606.26 174
  OCT-SEP 2199.4 103 2442.7 115 2075.3 97 2133
  MF FLATHEAD - NEAR WEST GLACIER APR-AUG 1500.5 91 1790.3 108 1382.8 84 1651 1232 204.97 117
  APR-JUL 1432.9 91 1705.2 108 1320.6 84 1576 1181 204.97 117
  APR-SEP 1551.2 91 1839.2 108 1422.5 84 1697 1258 204.97 117
  JAN-JUL 1868.0 107 2140.3 123 1755.7 101 1744 1339 639.27 186
  JAN-SEP 1986.3 107 2274.3 122 1857.6 100 1865 1416 639.27 186
  OCT-SEP 2434.0 118 2721.9 132 2305.2 112 2065
  ---------------------Forecast --------------------- ----------Runoff-----------
  River Basin Period Probable % Maximum % Minimum % Average PrevYR CurYR %
  SF FLATHEAD - HUNGRY HORSE DAM APR-AUG 1640.1 80 1928.9 94 1499.8 73 2043 1423 310.82 122
  APR-JUL 1582.5 80 1862.4 94 1447.2 73 1981 1388 310.82 122
  APR-SEP 1695.3 81 1971.4 94 1541.4 74 2088 1445 310.82 122
  JAN-JUL 2156.9 96 2436.8 109 2021.6 90 2236 1645 883.69 173
  JAN-SEP 2269.8 97 2545.8 109 2115.9 90 2343 1702 883.69 173
  OCT-SEP 2796.6 109 3072.6 120 2642.6 103 2567
  FLATHEAD - AT COLUMBIA FALLS APR-AUG 4550.7 83 5373.3 98 4204.1 77 5473 3853 726.10 118
  APR-JUL 4353.8 83 5106.0 98 3994.9 76 5237 3691 726.10 118
  APR-SEP 4770.2 85 5536.4 98 4348.2 77 5634 3940 726.10 118
  JAN-JUL 5770.6 99 6522.8 112 5411.6 93 5847 4174 2139.80 175
  JAN-SEP 6187.0 99 6953.2 111 5764.9 92 6244 4422 2139.80 175
  OCT-SEP 7531.8 109 8298.0 120 7109.8 103 6906
  FLATHEAD - SELI’Š KSANKA QLISPE’ DAMAPR-AUG 5195.2 81 6299.1 98 4715.7 74 6396 4521 856.05 113
  APR-JUL 4971.1 81 5991.9 98 4513.6 74 6137 4325 856.05 113
  APR-SEP 5432.6 83 6487.3 99 4871.9 74 6577 4616 856.05 113
  JAN-JUL 6717.2 96 7737.9 110 6259.7 89 7010 5036 2596.66 159
  JAN-SEP 7178.7 96 8233.4 111 6618.0 89 7450 5327 2596.66 159
  OCT-SEP 8720.4 105 9775.1 118 8159.7 99 8277
  CLARK FORK - NEAR PLAINS APR-AUG 8935.7 87 10530.2 103 8080.3 79 10215 6872 1535.06 124
  APR-JUL 8401.4 86 9990.1 102 7647.9 78 9749 6542 1535.06 124
  APR-SEP 9294.1 88 10947.0 104 8432.3 80 10574 7082 1535.06 124
  JAN-JUL 11370.2 100 12958.9 114 10616.8 94 11342 7814 4494.26 159
  JAN-SEP 12263.0 101 13915.9 114 11401.1 94 12168 8354 4494.26 159
  OCT-SEP 14667.4 108 16320.3 120 13805.5 101 13632
  CLARK FORK - CABINET GORGE DAM APR-AUG 10034.2 89 11851.9 105 9112.8 81 11280 6998 1660.53 117
  APR-JUL 9431.8 88 11210.8 104 8621.4 80 10767 6687 1660.53 117
  APR-SEP 10517.3 90 12347.9 106 9536.1 82 11639 7179 1660.53 117
  JAN-JUL 12720.6 101 14499.5 115 11910.1 95 12591 7935 4936.23 152
  JAN-SEP 13806.1 103 15636.7 116 12824.8 95 13463 8428 4936.23 152
  OCT-SEP 16453.8 110 18284.4 122 15472.6 103 14991
  PRIEST - NEAR PRIEST RIVER APR-AUG 361.1 44 505.5 61 311.8 38 823 637 113.96 68
  APR-JUL 345.5 43 475.4 59 303.8 38 800 621 113.96 68
  APR-SEP 376.0 45 536.1 64 321.4 38 843 649 113.96 68
  JAN-JUL 597.4 58 727.3 71 555.7 54 1026 804 364.36 93
  JAN-SEP 627.8 59 788.0 74 573.2 54 1069 832 364.36 93
  OCT-SEP 855.7 70 1015.8 83 801.1 66 1217
  ---------------------Forecast --------------------- ----------Runoff-----------
  River Basin Period Probable % Maximum % Minimum % Average PrevYR CurYR %
  PEND OREILLE - ALBENI FALLS DAM APR-AUG 10929.9 85 12931.0 100 9999.1 77 12919 8764 1988.89 110
  APR-JUL 10379.0 84 12305.2 99 9526.2 77 12369 8391 1988.89 110
  APR-SEP 11425.4 86 13433.5 101 10426.4 78 13347 9030 1988.89 110
  JAN-JUL 14502.6 97 16428.8 110 13649.8 91 14922 10473 6098.82 140
  JAN-SEP 15549.0 98 17557.1 110 14550.1 92 15900 11112 6098.82 140
  OCT-SEP 18983.8 106 20991.9 117 17984.8 100 17911
  COLUMBIA - AT INTL BOUNDARY APR-AUG 55624.7 104 60331.9 112 53026.5 99 53664 42218 5231.88 109
  APR-JUL 49425.5 102 54248.0 112 46850.5 97 48307 37452 5231.88 109
  APR-SEP 59462.5 104 64037.0 112 56591.3 99 56951 45091 5231.88 109
  JAN-JUL 60293.7 109 65116.3 118 57718.7 105 55223 43551 16071.02 137
  JAN-SEP 70330.6 110 74905.3 117 67459.5 106 63866 51189 16071.02 137
  OCT-SEP 79862.5 111 84437.1 118 76991.3 107 71709
  KETTLE - AT LAURIER APR-AUG 1173.5 61 1590.5 82 898.5 47 1928 1670 240.62 77
  APR-JUL 1144.9 61 1554.8 82 875.5 46 1886 1646 240.62 77
  APR-SEP 1189.2 61 1609.8 82 920.5 47 1954 1682 240.62 77
  JAN-JUL 1426.5 69 1836.4 89 1157.1 56 2058 1798 521.09 108
  JAN-SEP 1470.8 69 1891.3 89 1202.0 57 2125 1833 521.09 108
  OCT-SEP 1586.5 71 2007.0 89 1317.7 59 2247
  NF COEUR D ALENE - AT ENAVILLE APR-AUG 374.3 51 518.8 71 339.1 47 727 462 146.54 61
  APR-JUL 356.6 50 494.5 70 322.4 46 708 450 146.54 61
  APR-SEP 389.6 52 536.0 72 353.9 48 743 472 146.54 61
  JAN-JUL 940.6 83 1078.4 95 906.3 80 1129 831 730.29 110
  JAN-SEP 973.5 84 1119.9 96 937.8 81 1164 853 730.29 110
  OCT-SEP 1405.5 106 1551.8 117 1369.7 104 1322
  ST JOE - AT CALDER APR-AUG 836.0 75 963.3 87 773.0 70 1112 745 234.93 98
  APR-JUL 806.2 75 923.5 86 742.9 69 1076 722 234.93 98
  APR-SEP 860.5 76 990.3 87 796.2 70 1138 763 234.93 98
  JAN-JUL 1419.2 100 1536.5 109 1355.8 96 1415 1020 847.21 146
  JAN-SEP 1473.4 100 1603.2 109 1409.1 95 1477 1062 847.21 146
  OCT-SEP 1900.5 116 2030.4 124 1836.2 112 1636
  COEUR D ALENE - COEUR D ALENE LAKE APR-AUG 1549.2 63 1878.1 76 1419.8 57 2470 1484 538.82 75
  APR-JUL 1500.7 62 1826.4 75 1380.6 57 2428 1473 538.82 75
  APR-SEP 1590.8 64 1917.4 77 1453.2 58 2504 1499 538.82 75
  JAN-JUL 3274.2 85 3599.9 93 3154.1 82 3868 2717 2312.25 107
  JAN-SEP 3364.3 85 3690.9 94 3226.8 82 3945 2744 2312.25 107
  OCT-SEP 4503.8 101 4830.4 108 4366.2 98 4461
  ---------------------Forecast --------------------- ----------Runoff-----------
  River Basin Period Probable % Maximum % Minimum % Average PrevYR CurYR %
  SPOKANE - AT SPOKANE APR-AUG 1606.7 63 1955.0 77 1469.3 58 2540 1553 539.43 76
  APR-JUL 1532.6 62 1879.9 76 1412.5 57 2475 1526 539.43 76
  APR-SEP 1656.6 64 2001.8 77 1509.1 58 2587 1570 539.43 76
  JAN-JUL 3302.8 84 3650.2 93 3182.7 81 3926 2778 2309.56 107
  JAN-SEP 3426.8 85 3772.1 93 3279.4 81 4038 2823 2309.56 107
  OCT-SEP 4529.2 99 4874.4 106 4381.7 96 4584
  SPOKANE - AT LONGLAKE APR-AUG 1845.3 65 2207.8 78 1706.8 61 2817 1705 580.64 74
  APR-JUL 1733.2 64 2094.7 77 1613.0 59 2714 1649 580.64 74
  APR-SEP 1933.3 67 2292.7 79 1783.8 61 2901 1753 580.64 74
  JAN-JUL 3663.6 83 4025.1 91 3543.4 80 4433 3084 2510.63 100
  JAN-SEP 3863.8 84 4223.1 91 3714.2 80 4619 3189 2510.63 100
  OCT-SEP 5058.9 96 5418.3 102 4909.4 93 5295
  COLUMBIA - GRAND COULEE DAM APR-AUG 58907.9 101 64596.6 111 55842.4 96 58186 45448 5988.98 99
  APR-JUL 52456.3 99 57615.8 109 49861.6 94 52774 40738 5988.98 99
  APR-SEP 62792.1 102 68247.1 111 59292.6 96 61483 48260 5988.98 99
  JAN-JUL 65334.8 106 70494.4 114 62740.2 102 61749 48445 18833.84 125
  JAN-SEP 75670.6 107 81125.7 115 72171.2 102 70457 55967 18833.84 125
  OCT-SEP 86228.9 109 91683.9 116 82729.4 105 78842
  SIMILKAMEEN - NEAR HEDLEY APR-AUG 879.1 89 998.9 101 797.5 81 984 464 165.49 131
  APR-JUL 854.4 89 972.9 102 778.8 81 956 454 165.49 131
  APR-SEP 898.7 90 1017.2 101 808.6 81 1004 471 165.49 131
  JAN-JUL 1185.2 110 1303.6 121 1109.5 103 1078 543 495.73 200
  JAN-SEP 1229.4 109 1347.9 120 1139.4 101 1126 560 495.73 200
  OCT-SEP 1511.1 120 1629.6 130 1421.1 113 1257
  SIMILKAMEEN - NEAR NIGHTHAWK APR-AUG 1143.7 86 1363.9 102 1022.4 77 1335 664 206.13 151
  APR-JUL 1121.3 87 1341.2 104 1006.1 78 1286 646 206.13 151
  APR-SEP 1172.0 86 1390.2 102 1048.3 77 1366 675 206.13 151
  JAN-JUL 1530.4 106 1750.3 121 1415.2 98 1443 745 614.56 210
  JAN-SEP 1581.0 104 1799.3 118 1457.3 96 1522 774 614.56 210
  OCT-SEP 1907.6 113 2125.9 126 1783.9 105 1692
  OKANOGAN - NEAR TONASKET APR-AUG 1157.9 70 1406.0 85 1025.3 62 1656 855 209.41 120
  APR-JUL 1122.4 72 1352.4 86 999.0 64 1566 815 209.41 120
  APR-SEP 1201.9 70 1454.3 85 1065.4 62 1720 889 209.41 120
  JAN-JUL 1575.6 86 1805.5 99 1452.1 79 1832 977 662.06 150
  JAN-SEP 1655.0 83 1907.5 96 1518.5 76 1986 1051 662.06 150
  OCT-SEP 2038.4 91 2290.8 102 1901.9 85 2238
  ---------------------Forecast --------------------- ----------Runoff-----------
  River Basin Period Probable % Maximum % Minimum % Average PrevYR CurYR %
  METHOW - NEAR PATEROS APR-AUG 809.2 86 895.2 95 726.5 77 942 679 168.77 163
  APR-JUL 780.2 86 863.5 96 697.0 77 904 659 168.77 163
  APR-SEP 832.2 86 920.1 95 750.6 78 965 695 168.77 163
  JAN-JUL 1090.5 109 1173.7 117 1007.2 101 1001 744 478.45 238
  JAN-SEP 1142.5 108 1230.4 116 1060.8 100 1063 781 478.45 238
  OCT-SEP 1372.1 118 1460.0 126 1290.5 111 1162
  STEHEKIN - AT STEHEKIN APR-AUG 588.2 76 636.4 82 550.9 71 778 559 90.96 119
  APR-JUL 554.5 78 591.5 83 512.9 72 710 522 90.96 119
  APR-SEP 604.7 74 658.7 81 571.6 70 814 580 90.96 119
  JAN-JUL 778.5 96 815.5 101 736.8 91 809 612 314.46 179
  JAN-SEP 828.7 91 882.6 97 795.5 87 913 671 314.46 179
  OCT-SEP 1109.0 106 1162.9 111 1075.9 103 1046
  CHELAN - LAKE CHELAN DAM APR-AUG 772.5 70 843.3 77 710.2 64 1102 772 137.58 115
  APR-JUL 737.6 72 798.9 78 673.8 65 1029 732 137.58 115
  APR-SEP 799.2 70 869.1 76 731.5 64 1139 790 137.58 115
  JAN-JUL 1145.5 94 1206.7 99 1081.6 89 1217 886 544.92 177
  JAN-SEP 1207.0 91 1277.0 96 1139.4 86 1326 943 544.92 177
  OCT-SEP 1660.7 109 1730.6 114 1593.0 105 1518
  WENATCHEE - AT PESHASTIN APR-AUG 961.7 66 1037.3 71 911.0 63 1454 1082 210.91 110
  APR-JUL 918.5 67 987.0 72 869.0 63 1379 1046 210.91 110
  APR-SEP 996.1 67 1072.5 72 938.5 63 1496 1104 210.91 110
  JAN-JUL 1631.8 95 1700.3 99 1582.3 92 1726 1337 923.30 172
  JAN-SEP 1709.4 93 1785.8 97 1651.8 90 1842 1394 923.30 172
  OCT-SEP 2471.6 114 2548.1 117 2414.1 111 2175
  COLUMBIA - BLO ROCK ISLAND DAM APR-AUG 62998.3 98 68830.0 107 59630.6 93 64028 49150 6873.69 102
  APR-JUL 56271.7 97 61632.0 106 53659.9 92 58256 44311 6873.69 102
  APR-SEP 66941.8 99 72540.4 107 63346.2 94 67524 52003 6873.69 102
  JAN-JUL 71733.2 105 77093.5 113 69121.4 101 68440 52894 22295.09 132
  JAN-SEP 82403.2 106 88001.9 113 78807.8 101 77708 60586 22295.09 132
  OCT-SEP 95053.6 109 100652.2 115 91458.1 105 87167
  COLUMBIA - BLO PRIEST RAPIDS DAM APR-AUG 63149.8 98 68980.6 107 59782.7 92 64656 49743 7029.36 103
  APR-JUL 56418.6 96 61771.6 105 53801.8 91 58905 44904 7029.36 103
  APR-SEP 67094.6 98 72694.7 107 63499.3 93 68162 52642 7029.36 103
  JAN-JUL 72129.8 104 77482.9 112 69513.1 100 69359 53727 22690.45 131
  JAN-SEP 82805.9 105 88405.9 112 79210.6 101 78616 61465 22690.45 131
  OCT-SEP 95753.2 109 101353.2 115 92157.9 104 88197
  ---------------------Forecast --------------------- ----------Runoff-----------
  River Basin Period Probable % Maximum % Minimum % Average PrevYR CurYR %
  YAKIMA - NEAR MARTIN APR-AUG 65.0 52 76.8 62 58.3 47 124 91 15.11 60
  APR-JUL 62.6 53 74.0 63 55.9 47 118 88 15.11 60
  APR-SEP 68.7 53 84.6 66 60.2 47 129 92 15.11 60
  JAN-JUL 149.4 85 160.8 91 142.7 81 176 144 105.70 126
  JAN-SEP 155.4 83 171.4 91 147.0 78 188 147 105.70 126
  OCT-SEP 268.1 108 284.1 114 259.6 104 249
  KACHESS - NEAR EASTON APR-AUG 50.2 47 58.2 54 44.7 42 108 80 17.12 74
  APR-JUL 49.3 48 57.0 55 43.7 42 104 75 17.12 74
  APR-SEP 51.4 45 61.9 54 45.9 40 114 84 17.12 74
  JAN-JUL 129.4 82 137.1 87 123.8 78 158 123 97.26 126
  JAN-SEP 131.5 78 142.1 85 126.1 75 168 132 97.26 126
  OCT-SEP 229.4 105 240.0 110 224.0 103 218
  CLE ELUM - NEAR ROSLYN APR-AUG 171.4 42 190.8 47 156.1 38 407 290 45.05 71
  APR-JUL 165.7 43 185.1 48 150.5 39 386 274 45.05 71
  APR-SEP 179.2 43 202.5 48 161.6 39 419 296 45.05 71
  JAN-JUL 372.8 73 392.2 77 357.6 70 512 405 251.88 132
  JAN-SEP 386.3 71 409.6 75 368.7 68 545 426 251.88 132
  OCT-SEP 678.7 101 702.0 104 661.1 98 672
  YAKIMA - NEAR HORLICK APR-AUG 440.8 48 496.4 54 412.6 45 916 623 129.71 66
  APR-JUL 418.5 48 471.4 54 390.9 45 876 602 129.71 66
  APR-SEP 478.8 50 546.2 57 447.6 47 962 653 129.71 66
  JAN-JUL 1060.5 81 1113.4 85 1032.9 79 1311 1005 775.00 122
  JAN-SEP 1120.8 80 1188.2 85 1089.5 78 1398 1056 775.00 122
  OCT-SEP 1891.8 108 1959.3 112 1860.6 107 1746
  BUMPING - BELOW BUMPING DAM APR-AUG 65.2 54 70.9 59 59.1 49 120 90 18.40 108
  APR-JUL 61.8 54 67.3 59 55.4 48 115 87 18.40 108
  APR-SEP 68.1 55 75.5 61 61.7 50 125 92 18.40 108
  JAN-JUL 120.8 76 126.4 80 114.5 72 158 122 77.15 128
  JAN-SEP 127.2 76 134.6 80 120.8 72 168 127 77.15 128
  OCT-SEP 207.9 101 215.3 104 201.5 97 207
  TIETON - AT TIETON DAM APR-AUG 159.3 76 172.6 83 148.2 71 209 161 26.44 88
  APR-JUL 140.5 74 151.9 80 129.4 68 191 147 26.44 88
  APR-SEP 174.4 78 188.9 84 163.5 73 225 164 26.44 88
  JAN-JUL 282.4 104 293.9 109 271.3 100 271 217 168.35 153
  JAN-SEP 316.4 104 330.9 109 305.5 100 305 234 168.35 153
  OCT-SEP 455.9 123 470.3 126 444.9 120 372
  ---------------------Forecast --------------------- ----------Runoff-----------
  River Basin Period Probable % Maximum % Minimum % Average PrevYR CurYR %
  NACHES - NEAR NACHES APR-AUG 502.9 65 553.8 72 468.5 61 773 584 146.47 104
  APR-JUL 475.8 65 525.4 71 443.1 60 737 566 146.47 104
  APR-SEP 525.6 65 577.2 71 489.6 61 807 585 146.47 104
  JAN-JUL 1017.5 99 1067.2 104 984.8 96 1030 790 688.08 159
  JAN-SEP 1067.3 97 1118.9 102 1031.3 94 1100 809 688.08 159
  OCT-SEP 1636.3 126 1687.9 130 1600.3 123 1297
  YAKIMA - NEAR PARKER APR-AUG 1063.1 59 1172.3 65 998.7 55 1804 1228 254.53 68
  APR-JUL 958.9 56 1069.2 62 895.1 52 1721 1188 254.53 68
  APR-SEP 1172.1 62 1281.1 67 1108.2 58 1899 1268 254.53 68
  JAN-JUL 2144.2 83 2254.5 87 2080.4 80 2596 1952 1442.39 115
  JAN-SEP 2357.4 85 2466.4 89 2293.4 83 2774 2032 1442.39 115
  OCT-SEP 3664.5 108 3773.6 111 3600.6 106 3404
  YAKIMA - AT KIONA APR-AUG 710.4 68 795.1 76 672.1 64 1043 589 198.73 80
  APR-JUL 628.2 66 712.5 75 588.7 62 952 530 198.73 80
  APR-SEP 812.2 71 897.6 78 768.1 67 1149 655 198.73 80
  JAN-JUL 1725.9 97 1810.2 101 1686.5 95 1785 1150 1295.93 120
  JAN-SEP 1909.9 96 1995.3 101 1865.9 94 1982 1275 1295.93 120
  OCT-SEP 2725.0 108 2810.4 112 2680.9 107 2516
  SNAKE - JACKSON LAKE AT DAM APR-AUG 615.9 75 712.4 87 565.8 69 816 561 80.64 140
  APR-JUL 582.8 76 671.4 87 532.9 69 771 537 80.64 140
  APR-SEP 644.7 76 743.9 88 595.8 70 849 581 80.64 140
  JAN-JUL 697.9 80 786.5 90 648.1 75 869 626 194.89 125
  JAN-SEP 759.8 80 859.0 91 710.9 75 947 670 194.89 125
  OCT-SEP 854.0 82 953.2 92 805.0 77 1039
  GREYS - AB RES NR ALPINE APR-AUG 228.2 65 268.8 77 204.8 59 350 300 40.39 113
  APR-JUL 207.4 65 243.9 76 186.4 58 321 278 40.39 113
  APR-SEP 245.2 66 287.6 77 220.5 59 371 317 40.39 113
  JAN-JUL 271.3 75 307.9 85 250.3 69 361 309 103.92 136
  JAN-SEP 309.1 75 351.6 85 284.5 69 412 347 103.92 136
  OCT-SEP 355.1 77 397.6 86 330.5 72 461
  SALT - ABV PALISADES RES NR ETNA APR-AUG 167.9 50 213.4 64 142.6 43 335 263 31.24 65
  APR-JUL 142.8 47 186.7 62 123.3 41 301 238 31.24 65
  APR-SEP 195.5 53 242.7 66 166.5 45 368 291 31.24 65
  JAN-JUL 236.0 62 279.8 73 216.4 57 383 317 124.27 96
  JAN-SEP 288.6 64 335.9 75 259.7 58 450 370 124.27 96
  OCT-SEP 380.4 70 427.6 78 351.4 64 545
  ---------------------Forecast --------------------- ----------Runoff-----------
  River Basin Period Probable % Maximum % Minimum % Average PrevYR CurYR %
  SNAKE - NEAR IRWIN APR-AUG 2452.3 73 2855.6 85 2232.1 66 3362 2683 360.70 119
  APR-JUL 2233.8 72 2617.6 85 2055.9 66 3097 2498 360.70 119
  APR-SEP 2630.0 74 3044.2 85 2401.4 67 3577 2856 360.70 119
  JAN-JUL 2826.2 79 3209.9 90 2648.2 74 3584 2927 950.13 120
  JAN-SEP 3222.3 79 3636.5 89 2993.8 74 4064 3285 950.13 120
  OCT-SEP 3772.8 82 4186.9 91 3544.2 77 4612
  SNAKE - NEAR HEISE APR-AUG 2557.0 71 2989.0 83 2326.7 65 3605 2723 369.79 110
  APR-JUL 2324.9 70 2727.8 82 2131.4 64 3308 2511 369.79 110
  APR-SEP 2752.9 72 3199.0 83 2514.7 65 3849 2915 369.79 110
  JAN-JUL 3008.0 78 3410.9 88 2814.5 73 3871 3021 1049.86 117
  JAN-SEP 3436.1 78 3882.1 88 3197.8 72 4413 3425 1049.86 117
  OCT-SEP 4070.1 81 4516.1 89 3831.9 76 5050
  FALL RIVER - NEAR CHESTER APR-AUG 181.8 52 238.3 68 153.2 44 352 259 40.13 87
  APR-JUL 177.2 54 230.5 70 149.6 46 329 239 40.13 87
  APR-SEP 196.3 52 253.3 67 167.7 44 377 281 40.13 87
  JAN-JUL 280.2 67 333.6 80 252.7 61 416 318 142.87 107
  JAN-SEP 299.3 65 356.4 77 270.7 58 464 360 142.87 107
  OCT-SEP 391.6 70 448.6 80 362.9 65 559
  HENRYS FORK - AT ST. ANTHONY APR-AUG 377.8 53 491.3 68 316.8 44 720 483 57.28 52
  APR-JUL 326.5 51 424.4 66 270.8 42 639 421 57.28 52
  APR-SEP 421.4 53 534.0 67 353.5 45 794 539 57.28 52
  JAN-JUL 584.1 63 682.0 73 528.3 57 931 671 314.58 78
  JAN-SEP 678.9 63 791.5 73 611.0 56 1086 789 314.58 78
  OCT-SEP 894.2 66 1006.8 74 826.3 61 1358
  TETON - NEAR ST. ANTHONY APR-AUG 249.7 61 326.9 79 209.9 51 412 312 35.29 97
  APR-JUL 213.9 58 282.8 77 174.6 47 368 283 35.29 97
  APR-SEP 281.8 63 362.7 81 241.2 54 447 335 35.29 97
  JAN-JUL 296.4 66 365.4 82 257.2 57 448 354 117.62 102
  JAN-SEP 364.4 69 445.3 85 323.8 62 526 407 117.62 102
  OCT-SEP 442.9 72 523.9 85 402.4 66 614
  HENRYS FORK - AT REXBURG APR-AUG 702.7 46 904.7 59 619.6 40 1536 1040 133.60 76
  APR-JUL 620.6 46 809.4 61 548.1 41 1335 924 133.60 76
  APR-SEP 796.1 47 997.1 58 702.5 41 1710 1147 133.60 76
  JAN-JUL 971.1 56 1159.9 67 898.6 52 1721 1254 483.47 86
  JAN-SEP 1146.6 55 1347.6 64 1053.0 50 2096 1477 483.47 86
  OCT-SEP 1467.6 58 1668.6 66 1374.0 54 2527
  ---------------------Forecast --------------------- ----------Runoff-----------
  River Basin Period Probable % Maximum % Minimum % Average PrevYR CurYR %
  WILLOW CREEK - NEAR RIRIE APR-AUG 12.4 21 21.6 37 11.4 19 59 36 2.50 16
  APR-JUL 12.2 21 21.5 37 11.3 19 58 35 2.50 16
  APR-SEP 12.5 21 21.6 36 11.5 19 60 37 2.50 16
  JAN-JUL 24.0 35 33.3 48 23.1 34 69 46 14.30 54
  JAN-SEP 24.3 34 33.4 47 23.3 33 71 48 14.30 54
  OCT-SEP 33.4 42 42.6 54 32.4 41 79
  SNAKE - NEAR SHELLEY APR-AUG 2860.3 63 3450.1 76 2576.5 57 4520 3268 352.70 89
  APR-JUL 2567.5 63 3122.8 76 2340.8 57 4090 3015 352.70 89
  APR-SEP 3125.2 64 3736.8 76 2810.5 57 4905 3539 352.70 89
  JAN-JUL 3547.0 73 4102.3 85 3320.3 69 4841 3825 1329.31 116
  JAN-SEP 4104.7 73 4716.3 83 3790.0 67 5656 4349 1329.31 116
  OCT-SEP 4983.4 75 5595.0 85 4668.6 71 6605
  PORTNEUF - AT TOPAZ APR-AUG 33.0 50 37.6 57 31.1 47 66 55 6.30 59
  APR-JUL 28.0 49 32.4 56 26.6 46 58 47 6.30 59
  APR-SEP 38.0 53 43.1 60 35.9 50 72 61 6.30 59
  JAN-JUL 52.6 63 57.1 68 51.3 61 83 74 30.95 85
  JAN-SEP 62.7 64 67.8 69 60.6 62 98 88 30.95 85
  OCT-SEP 84.1 71 89.2 76 82.0 70 118
  SNAKE - AT AMERICAN FALLS DAM APR-AUG 669.5 26 1226.8 48 516.9 20 2531 1100 233.18 57
  APR-JUL 671.4 27 1252.7 50 526.7 21 2529 1248 233.18 57
  APR-SEP 737.8 28 1294.9 49 581.1 22 2624 1124 233.18 57
  JAN-JUL 1810.8 50 2392.2 66 1666.1 46 3651 2268 1371.46 90
  JAN-SEP 1877.2 50 2434.3 65 1720.6 46 3745 2144 1371.46 90
  OCT-SEP 2964.5 61 3521.6 72 2807.8 58 4883
  SALMON FALLS CREEK - NR SAN JACINTO APR-AUG 14.5 22 30.3 46 9.9 15 66 35 3.29 21
  APR-JUL 14.3 22 29.5 46 9.8 15 65 35 3.29 21
  APR-SEP 15.1 22 32.0 47 10.8 16 68 37 3.29 21
  JAN-JUL 27.8 32 43.0 50 23.3 27 87 53 16.78 44
  JAN-SEP 28.6 32 45.5 51 24.3 27 90 55 16.78 44
  OCT-SEP 38.1 38 55.0 55 33.8 34 100
  BIG LOST - AT HOWELL RANCH NEAR CHILLY APR-AUG 135.5 82 197.7 120 108.9 66 165 109 15.28 170
  APR-JUL 125.0 81 180.9 117 101.7 66 154 103 15.28 170
  APR-SEP 143.9 84 206.9 120 114.2 66 172 113 15.28 170
  JAN-JUL 150.5 89 206.4 123 127.2 76 168 117 40.70 176
  JAN-SEP 169.4 91 232.5 125 139.8 75 186 127 40.70 176
  OCT-SEP 187.5 92 250.5 123 157.8 77 204
  ---------------------Forecast --------------------- ----------Runoff-----------
  River Basin Period Probable % Maximum % Minimum % Average PrevYR CurYR %
  BIG LOST - MACKAY RESERVOIR NEAR MACKAY APR-AUG 115.9 92 178.5 142 89.1 71 126 79 9.96 123
  APR-JUL 104.6 92 158.0 139 80.1 71 113 69 9.96 123
  APR-SEP 125.6 92 191.8 141 96.8 71 136 94 9.96 123
  JAN-JUL 131.3 93 184.7 131 106.9 76 141 94 36.73 102
  JAN-SEP 152.4 93 218.6 133 123.6 75 164 119 36.73 102
  OCT-SEP 182.1 93 248.3 126 153.3 78 197
  BIG WOOD - AT HAILEY APR-AUG 199.5 81 244.8 99 176.0 71 246 164 30.71 116
  APR-JUL 186.4 80 227.7 98 163.8 71 232 157 30.71 116
  APR-SEP 211.7 82 256.9 100 186.3 72 257 171 30.71 116
  JAN-JUL 233.3 89 274.6 104 210.8 80 263 185 77.39 133
  JAN-SEP 258.6 90 303.8 105 233.2 81 289 199 77.39 133
  OCT-SEP 289.9 90 335.0 104 264.4 82 321
  BIG WOOD - MAGIC DAM APR-AUG 131.3 56 181.4 77 108.0 46 235 131 23.75 45
  APR-JUL 127.8 56 174.7 77 105.2 46 227 123 23.75 45
  APR-SEP 135.0 56 186.0 77 111.8 47 240 134 23.75 45
  JAN-JUL 170.7 63 217.6 80 148.1 54 273 186 66.51 68
  JAN-SEP 178.0 62 228.9 80 154.8 54 286 197 66.51 68
  OCT-SEP 196.8 64 247.8 81 173.7 57 307
  LITTLE WOOD - NEAR CAREY APR-AUG 32.4 44 51.4 69 24.3 33 74 34 7.73 47
  APR-JUL 30.8 43 48.7 68 23.6 33 71 33 7.73 47
  APR-SEP 33.7 44 53.2 69 25.0 33 77 34 7.73 47
  JAN-JUL 48.8 55 66.7 75 41.6 47 89 45 25.77 77
  JAN-SEP 51.8 55 71.2 76 43.1 46 94 46 25.77 77
  OCT-SEP 63.3 61 82.7 80 54.6 52 104
  SNAKE - AT KING HILL APR-AUG 2079.0 71 2178.9 74 1917.5 66 2925 2143 288.38 53
  APR-JUL 1647.7 67 1734.5 71 1506.3 61 2450 1751 288.38 53
  APR-SEP 2487.5 73 2674.3 78 2326.6 68 3412 2575 288.38 53
  JAN-JUL 2716.0 66 2802.8 68 2574.6 62 4129 2848 1356.73 61
  JAN-SEP 3555.8 70 3742.6 74 3394.9 67 5090 3672 1356.73 61
  OCT-SEP 4785.9 72 4972.8 75 4625.0 70 6626
  BRUNEAU - NEAR HOT SPRINGS APR-AUG 19.6 11 42.6 24 16.1 9 180 118 8.88 26
  APR-JUL 19.5 11 41.8 24 16.1 9 176 115 8.88 26
  APR-SEP 19.6 11 43.9 24 16.4 9 183 121 8.88 26
  JAN-JUL 47.0 22 69.2 32 43.5 20 217 165 36.26 48
  JAN-SEP 47.0 21 71.3 32 43.8 19 225 171 36.26 48
  OCT-SEP 63.7 26 88.1 36 60.5 25 242
  ---------------------Forecast --------------------- ----------Runoff-----------
  River Basin Period Probable % Maximum % Minimum % Average PrevYR CurYR %
  SNAKE - BELOW SWAN FALLS APR-AUG 2042.5 73 2127.3 76 1897.8 67 2812 1913 262.92 48
  APR-JUL 1615.2 67 1681.5 70 1483.3 62 2405 1588 262.92 48
  APR-SEP 2484.3 76 2642.7 81 2331.5 72 3258 2321 262.92 48
  JAN-JUL 2737.5 66 2803.9 67 2605.7 63 4166 2798 1386.34 60
  JAN-SEP 3606.7 72 3765.1 75 3453.9 69 5020 3531 1386.34 60
  OCT-SEP 4892.2 74 5050.6 77 4739.4 72 6584
  OWYHEE - OWYHEE DAM APR-AUG 40.1 12 99.2 31 33.5 10 321 228 12.41 12
  APR-JUL 38.7 13 97.0 32 33.2 11 307 211 12.41 12
  APR-SEP 41.7 12 99.9 30 35.7 11 336 242 12.41 12
  JAN-JUL 105.7 19 164.1 30 100.2 18 547 597 79.53 23
  JAN-SEP 108.7 19 166.9 29 102.7 18 575 628 79.53 23
  OCT-SEP 164.7 26 222.9 35 158.7 25 641
  SF BOISE - ANDERSON RANCH DAM APR-AUG 195.6 41 249.5 52 172.5 36 480 429 61.99 69
  APR-JUL 187.4 41 238.1 52 162.6 35 462 410 61.99 69
  APR-SEP 206.0 42 260.5 53 181.9 37 495 443 61.99 69
  JAN-JUL 299.8 54 350.6 64 275.0 50 550 489 177.32 100
  JAN-SEP 318.5 55 372.9 64 294.3 50 583 521 177.32 100
  OCT-SEP 400.4 63 454.9 71 376.3 59 637
  BOISE - LUCKY PEAK DAM APR-AUG 644.4 50 788.2 61 575.8 45 1284 1163 194.05 74
  APR-JUL 611.4 50 747.6 61 541.6 44 1232 1121 194.05 74
  APR-SEP 677.1 51 823.0 62 610.5 46 1329 1202 194.05 74
  JAN-JUL 934.8 60 1070.9 68 864.9 55 1566 1440 520.36 87
  JAN-SEP 1000.4 60 1146.3 69 933.9 56 1663 1521 520.36 87
  OCT-SEP 1229.3 67 1375.2 75 1162.8 64 1829
  BOISE - NEAR PARMA APR-AUG 432.4 81 460.7 87 413.9 78 531 389 56.41 48
  APR-JUL 387.1 80 409.7 84 376.1 77 486 351 56.41 48
  APR-SEP 455.0 78 503.9 86 433.5 74 584 442 56.41 48
  JAN-JUL 526.1 69 548.8 72 515.2 68 761 620 195.76 50
  JAN-SEP 594.1 69 643.0 75 572.6 67 859 712 195.76 50
  OCT-SEP 753.8 74 802.7 78 732.3 72 1023
  MALHEUR - NEAR DREWSEY APR-AUG 12.7 20 15.4 24 12.1 19 64 116 7.21 27
  APR-JUL 12.7 20 15.4 24 12.1 19 64 115 7.21 27
  APR-SEP 12.8 20 15.4 24 12.2 19 65 117 7.21 27
  JAN-JUL 36.5 32 39.1 34 35.9 31 116 264 30.95 39
  JAN-SEP 36.5 31 39.2 33 36.0 31 117 266 30.95 39
  OCT-SEP 50.8 39 53.4 41 50.2 39 130
  ---------------------Forecast --------------------- ----------Runoff-----------
  River Basin Period Probable % Maximum % Minimum % Average PrevYR CurYR %
  NF MALHEUR - AT BEULAH APR-AUG 18.2 32 21.9 39 18.0 32 57 76 6.46 37
  APR-JUL 17.1 32 20.9 39 17.0 32 54 74 6.46 37
  APR-SEP 19.2 32 23.0 39 19.1 32 59 78 6.46 37
  JAN-JUL 33.1 40 36.9 44 33.0 39 84 138 22.31 47
  JAN-SEP 35.2 39 39.0 44 35.0 39 89 143 22.31 47
  OCT-SEP 46.9 47 50.7 50 46.8 46 101
  DEADWOOD - BELOW DEADWOOD RES APR-AUG 103.0 78 119.7 91 95.8 73 131 128 24.85 146
  APR-JUL 100.4 80 116.5 93 93.4 75 125 126 24.85 146
  APR-SEP 105.5 78 122.9 91 98.4 73 135 132 24.85 146
  JAN-JUL 131.8 92 147.8 104 124.8 87 143 142 56.01 162
  JAN-SEP 136.9 90 154.2 101 129.7 85 153 147 56.01 162
  OCT-SEP 161.9 96 179.3 107 154.8 92 168
  NF PAYETTE - CASCADE DAM APR-AUG 375.2 80 434.2 92 344.0 73 470 452 97.36 120
  APR-JUL 361.7 78 420.9 91 330.1 71 463 444 97.36 120
  APR-SEP 394.3 81 451.9 93 357.3 73 487 466 97.36 120
  JAN-JUL 521.2 90 580.5 101 489.6 85 576 554 256.57 132
  JAN-SEP 553.9 92 611.4 102 516.8 86 600 576 256.57 132
  OCT-SEP 682.5 100 740.0 108 645.4 94 685
  PAYETTE - NEAR HORSESHOE BEND APR-AUG 1150.3 75 1346.9 87 1081.5 70 1540 1567 308.88 113
  APR-JUL 1104.2 74 1285.0 87 1030.0 69 1484 1515 308.88 113
  APR-SEP 1202.5 75 1402.5 88 1128.8 71 1597 1622 308.88 113
  JAN-JUL 1581.0 85 1761.9 95 1506.9 81 1854 1892 784.27 122
  JAN-SEP 1679.4 85 1879.3 96 1605.6 82 1968 2000 784.27 122
  OCT-SEP 2029.0 92 2228.9 101 1955.2 89 2208
  PAYETTE - NEAR EMMETT APR-AUG 1037.7 81 1233.5 97 955.0 75 1277 1291 252.80 108
  APR-JUL 941.4 80 1127.8 96 859.9 73 1179 1171 252.80 108
  APR-SEP 1120.6 85 1315.0 99 1029.8 78 1325 1333 252.80 108
  JAN-JUL 1341.6 84 1528.1 96 1260.2 79 1589 1642 652.15 101
  JAN-SEP 1520.8 88 1715.3 99 1430.0 82 1736 1804 652.15 101
  OCT-SEP 1769.3 91 1963.8 101 1678.5 86 1947
  WEISER - NEAR WEISER APR-AUG 248.9 66 304.1 80 230.2 61 380 373 107.83 98
  APR-JUL 233.5 64 287.9 79 214.9 59 365 359 107.83 98
  APR-SEP 261.4 67 315.2 81 240.7 62 389 382 107.83 98
  JAN-JUL 422.0 65 476.4 74 403.4 63 645 757 296.07 76
  JAN-SEP 449.9 67 503.7 75 429.2 64 669 780 296.07 76
  OCT-SEP 522.0 72 575.9 79 501.3 69 726
  ---------------------Forecast --------------------- ----------Runoff-----------
  River Basin Period Probable % Maximum % Minimum % Average PrevYR CurYR %
  SNAKE - AT WEISER APR-AUG 4008.4 75 4382.7 83 3789.8 71 5311 4346 738.07 66
  APR-JUL 3373.2 71 3646.8 77 3183.0 67 4718 3817 738.07 66
  APR-SEP 4659.9 78 5090.0 85 4417.4 74 5956 4961 738.07 66
  JAN-JUL 5384.5 70 5658.1 73 5194.3 67 7719 6890 2749.46 67
  JAN-SEP 6671.3 74 7101.3 79 6428.7 72 8957 8035 2749.46 67
  OCT-SEP 8668.9 77 9098.9 81 8426.3 75 11199
  BURNT - Unity Dam & Burnt RVR NR Hereford APR-AUG 4.6 15 5.5 18 3.9 13 30 38 1.89 14
  APR-JUL 4.4 15 5.3 18 3.8 13 30 38 1.89 14
  APR-SEP 4.7 15 6.2 20 4.0 13 31 39 1.89 14
  JAN-JUL 16.4 33 17.4 35 15.8 32 50 70 13.86 40
  JAN-SEP 16.8 33 18.2 35 16.1 31 51 72 13.86 40
  OCT-SEP 24.5 42 25.9 45 23.8 41 58
  EAGLE CREEK - ABOVE SKULL CK APR-AUG 75.9 45 95.8 57 67.9 40 169 185 17.61 82
  APR-JUL 71.3 44 90.5 56 63.5 39 161 178 17.61 82
  APR-SEP 79.8 46 100.0 57 71.6 41 174 190 17.61 82
  JAN-JUL 102.1 54 121.3 65 94.2 50 188 205 48.32 100
  JAN-SEP 110.6 55 130.8 65 102.4 51 201 218 48.32 100
  OCT-SEP 135.2 61 155.5 70 127.0 58 221
  SNAKE - BROWNLEE DAM APR-AUG 4273.4 75 4682.1 82 4050.6 71 5736 4812 771.65 64
  APR-JUL 3615.1 71 3918.3 76 3425.1 67 5125 4267 771.65 64
  APR-SEP 4963.5 78 5438.1 85 4704.5 74 6398 5436 771.65 64
  JAN-JUL 5802.1 70 6105.3 73 5612.1 67 8326 7650 2958.93 67
  JAN-SEP 7150.5 74 7625.1 79 6891.5 72 9600 8819 2958.93 67
  OCT-SEP 9242.7 78 9717.3 82 8983.7 75 11906
  SNAKE - AT HELLS CANYON DAM APR-AUG 4304.4 71 4713.2 78 4081.6 68 6046 5036 803.38 63
  APR-JUL 3646.1 67 3949.4 73 3456.2 64 5429 4486 803.38 63
  APR-SEP 4994.6 74 5469.2 81 4735.6 70 6725 5670 803.38 63
  JAN-JUL 5919.9 67 6223.1 70 5729.9 65 8834 7970 3075.94 66
  JAN-SEP 7268.3 72 7742.9 76 7009.3 69 10130 9154 3075.94 66
  OCT-SEP 9383.0 75 9857.7 79 9124.0 73 12500
  IMNAHA - AT IMNAHA APR-AUG 137.6 51 202.3 75 105.7 39 269 235 29.44 62
  APR-JUL 129.0 50 191.6 74 97.2 38 258 226 29.44 62
  APR-SEP 144.7 52 210.4 76 112.9 41 277 242 29.44 62
  JAN-JUL 184.3 58 246.9 78 152.6 48 315 283 84.71 81
  JAN-SEP 200.0 60 265.8 79 168.2 50 334 299 84.71 81
  OCT-SEP 236.5 65 302.2 82 204.7 56 366
  ---------------------Forecast --------------------- ----------Runoff-----------
  River Basin Period Probable % Maximum % Minimum % Average PrevYR CurYR %
  SALMON - AT SALMON APR-AUG 870.8 100 1117.8 128 762.9 87 873 696 118.02 136
  APR-JUL 810.1 100 1037.0 128 712.3 88 810 647 118.02 136
  APR-SEP 927.0 100 1187.0 128 812.2 87 929 745 118.02 136
  JAN-JUL 1049.0 104 1275.9 127 951.2 94 1008 837 356.18 125
  JAN-SEP 1165.9 104 1426.0 127 1051.1 93 1126 935 356.18 125
  OCT-SEP 1395.4 104 1655.4 123 1280.6 95 1346
  SALMON - AT WHITEBIRD APR-AUG 4416.5 75 5329.1 90 4063.6 69 5917 4961 905.80 137
  APR-JUL 4154.3 74 5032.3 90 3811.3 68 5614 4730 905.80 137
  APR-SEP 4673.1 76 5591.4 91 4298.9 70 6158 5162 905.80 137
  JAN-JUL 5459.5 83 6337.4 97 5116.5 78 6555 5601 2204.99 137
  JAN-SEP 5978.2 84 6896.6 97 5604.1 79 7099 6032 2204.99 137
  OCT-SEP 6993.0 88 7911.3 99 6618.9 83 7958
  GRANDE RONDE - NEAR PERRY APR-AUG 78.7 45 175.4 101 69.2 40 174 82 27.86 46
  APR-JUL 76.8 45 172.0 100 68.4 40 172 82 27.86 46
  APR-SEP 80.1 46 177.9 101 70.2 40 176 83 27.86 46
  JAN-JUL 123.7 46 219.0 81 115.3 43 271 205 74.75 47
  JAN-SEP 127.0 46 224.8 82 117.2 43 274 206 74.75 47
  OCT-SEP 144.2 50 242.0 83 134.3 46 291
  LOSTINE - NR LOSTINE APR-AUG 61.4 54 81.8 72 49.5 44 113 88 7.84 101
  APR-JUL 60.0 56 78.7 73 48.3 45 108 85 7.84 101
  APR-SEP 63.2 55 84.1 73 50.5 44 116 90 7.84 101
  JAN-JUL 75.0 63 93.6 79 63.2 53 119 93 22.72 122
  JAN-SEP 78.1 62 99.0 78 65.5 52 126 99 22.72 122
  OCT-SEP 90.5 66 111.4 82 77.9 57 137
  GRANDE RONDE - TROY APR-AUG 674.8 52 1067.6 83 606.7 47 1293 936 202.84 65
  APR-JUL 639.4 51 1011.6 81 572.6 46 1251 906 202.84 65
  APR-SEP 708.8 53 1114.2 84 637.8 48 1331 965 202.84 65
  JAN-JUL 1193.6 64 1565.8 84 1126.8 60 1872 1557 756.59 81
  JAN-SEP 1263.0 65 1668.4 85 1192.0 61 1952 1616 756.59 81
  OCT-SEP 1517.6 70 1922.9 89 1446.6 67 2170
  SNAKE - LOWER GRANITE DAM APR-AUG 15587.3 74 18293.8 87 14502.7 69 21121 16674 3478.81 91
  APR-JUL 14443.0 72 17060.4 86 13454.8 67 19946 15809 3478.81 91
  APR-SEP 16725.2 75 19464.3 88 15559.0 70 22232 17594 3478.81 91
  JAN-JUL 21944.3 80 24561.7 89 20956.1 76 27450 22893 10966.76 97
  JAN-SEP 24226.5 81 26965.6 91 23060.3 78 29736 24677 10966.76 97
  OCT-SEP 29463.1 86 32202.1 94 28296.9 83 34287
  ---------------------Forecast --------------------- ----------Runoff-----------
  River Basin Period Probable % Maximum % Minimum % Average PrevYR CurYR %
  CLEARWATER - AT OROFINO APR-AUG 3712.2 82 4490.6 99 3385.3 75 4539 3507 867.27 110
  APR-JUL 3603.1 82 4360.9 99 3290.7 74 4417 3422 867.27 110
  APR-SEP 3797.6 82 4586.3 99 3476.0 75 4632 3573 867.27 110
  JAN-JUL 5355.1 97 6112.8 111 5042.6 91 5531 4453 2614.57 137
  JAN-SEP 5549.6 97 6338.3 110 5227.9 91 5745 4603 2614.57 137
  OCT-SEP 6542.2 104 7330.9 116 6220.6 99 6313
  NF CLEARWATER - DWORSHAK DAM APR-AUG 2061.7 81 2378.7 93 1933.7 76 2554 1819 558.26 102
  APR-JUL 1998.1 81 2305.3 93 1873.5 76 2474 1768 558.26 102
  APR-SEP 2115.7 81 2433.9 93 1983.6 76 2620 1857 558.26 102
  JAN-JUL 3299.4 97 3606.7 106 3174.9 93 3397 2620 1858.15 126
  JAN-SEP 3417.0 96 3735.3 105 3284.9 93 3543 2708 1858.15 126
  OCT-SEP 4302.4 108 4620.6 116 4170.3 104 3998
  CLEARWATER - AT SPALDING APR-AUG 6025.3 82 7083.1 97 5499.4 75 7319 5441 1458.39 102
  APR-JUL 5849.8 82 6854.8 96 5320.3 75 7117 5295 1458.39 102
  APR-SEP 6170.4 82 7261.8 97 5645.6 75 7481 5552 1458.39 102
  JAN-JUL 9209.2 98 10214.2 108 8679.7 92 9421 7403 4811.99 129
  JAN-SEP 9529.8 97 10621.1 109 9005.0 92 9785 7660 4811.99 129
  OCT-SEP 11462.8 106 12554.1 116 10938.0 101 10841
  COLUMBIA - MCNARY DAM APR-AUG 79763.6 91 86496.6 98 74861.7 85 88088 65657 10468.54 94
  APR-JUL 71917.4 89 78395.7 97 68121.1 84 80726 60057 10468.54 94
  APR-SEP 84510.7 91 91823.3 99 80098.9 86 92790 69577 10468.54 94
  JAN-JUL 95158.1 95 101636.3 102 91361.8 91 99964 76729 33648.27 111
  JAN-SEP 107751.3 96 115064.0 103 103339.6 92 112028 86249 33648.27 111
  OCT-SEP 125892.6 99 133205.1 105 121480.7 96 126785
  UMATILLA - NEAR GIBBON APR-AUG 52.0 65 65.8 82 51.8 65 80 54 28.24 99
  APR-JUL 49.4 64 63.0 82 49.2 64 77 51 28.24 99
  APR-SEP 54.5 66 68.3 83 54.2 66 82 58 28.24 99
  JAN-JUL 117.3 81 130.9 90 117.1 81 145 130 96.07 100
  JAN-SEP 122.4 82 136.2 91 122.1 81 150 137 96.07 100
  OCT-SEP 152.2 87 166.1 95 151.9 87 174
  UMATILLA - AT PENDLETON APR-AUG 108.6 70 151.5 98 106.3 69 155 88 61.03 98
  APR-JUL 107.0 70 148.2 97 104.9 69 152 86 61.03 98
  APR-SEP 110.7 70 154.9 98 108.1 69 158 90 61.03 98
  JAN-JUL 238.4 73 279.7 86 236.4 73 326 281 192.46 82
  JAN-SEP 242.2 73 286.4 86 239.6 72 331 286 192.46 82
  OCT-SEP 300.4 79 344.6 91 297.9 78 380
  ---------------------Forecast --------------------- ----------Runoff-----------
  River Basin Period Probable % Maximum % Minimum % Average PrevYR CurYR %
  NF JOHN DAY - AT MONUMENT APR-AUG 232.7 42 353.1 63 214.4 38 558 499 91.52 51
  APR-JUL 228.0 41 344.8 63 211.0 38 551 494 91.52 51
  APR-SEP 238.4 42 361.6 64 220.1 39 564 505 91.52 51
  JAN-JUL 392.9 45 509.8 59 375.9 43 869 1042 256.32 52
  JAN-SEP 403.3 46 526.5 60 385.0 44 883 1053 256.32 52
  OCT-SEP 478.5 51 601.7 64 460.2 49 945
  JOHN DAY - AT SERVICE CK APR-AUG 298.0 38 432.7 55 278.5 35 790 757 117.41 46
  APR-JUL 297.7 38 429.4 55 278.4 36 781 748 117.41 46
  APR-SEP 300.7 38 439.4 55 281.0 35 798 767 117.41 46
  JAN-JUL 564.1 45 695.8 55 544.8 43 1262 1629 383.65 52
  JAN-SEP 567.1 44 705.9 55 547.4 43 1279 1648 383.65 52
  OCT-SEP 684.8 49 823.5 59 665.0 48 1392
  COLUMBIA - JOHN DAY DAM APR-AUG 81304.2 93 88112.9 101 76387.6 87 87643 67401 10849.30 95
  APR-JUL 73460.2 91 79909.4 99 69580.9 86 80636 61843 10849.30 95
  APR-SEP 86107.7 93 93481.1 101 81695.8 88 92354 71335 10849.30 95
  JAN-JUL 98380.8 97 104830.0 104 94501.5 93 101178 80095 35707.60 112
  JAN-SEP 111028.3 98 118401.7 105 106616.5 94 112896 89587 35707.60 112
  OCT-SEP 130188.1 101 137561.6 107 125776.4 98 128295
  DESCHUTES - AT MOODY NR BIGGS APR-AUG 1306.5 80 1318.3 81 1304.2 80 1637 1513 195.89 60
  APR-JUL 1051.4 77 1062.6 78 1049.7 77 1365 1259 195.89 60
  APR-SEP 1554.7 82 1567.3 82 1552.8 82 1902 1775 195.89 60
  JAN-JUL 1914.7 74 1925.9 74 1912.9 74 2590 2631 1059.24 68
  JAN-SEP 2417.9 77 2430.5 78 2416.0 77 3127 3147 1059.24 68
  OCT-SEP 3336.5 81 3349.1 81 3334.6 81 4118
  COLUMBIA - THE DALLES DAM APR-AUG 81437.9 91 88255.9 99 76522.6 86 89196 67993 10879.42 93
  APR-JUL 73504.5 90 79958.9 98 69625.8 85 81933 62272 10879.42 93
  APR-SEP 86410.8 92 93792.4 100 81999.9 87 94166 72162 10879.42 93
  JAN-JUL 98700.3 95 105154.7 101 94821.5 91 103714 81428 36015.14 108
  JAN-SEP 111606.6 96 118988.2 103 107195.7 92 115946 91317 36015.14 108
  OCT-SEP 131492.1 99 138873.8 105 127081.2 96 132314
  COLUMBIA - BONNEVILLE DAM APR-AUG 81949.1 91 88797.6 98 76990.3 85 90174 67995 10795.20 91
  APR-JUL 73879.0 89 80389.1 97 70004.0 85 82678 62214 10795.20 91
  APR-SEP 86979.0 91 94420.3 99 82574.0 87 95202 72318 10795.20 91
  JAN-JUL 99738.1 95 106248.2 101 95863.1 91 105246 82523 36596.24 106
  JAN-SEP 112838.1 96 120279.4 102 108433.1 92 117770 92627 36596.24 106
  OCT-SEP 133787.6 99 141229.1 105 129382.7 96 134527
  ---------------------Forecast --------------------- ----------Runoff-----------
  River Basin Period Probable % Maximum % Minimum % Average PrevYR CurYR %
  MCKENZIE - NEAR VIDA APR-AUG 697.1 64 757.5 69 648.0 59 1091 891 149.32 55
  APR-JUL 588.3 60 643.7 66 545.9 56 978 760 149.32 55
  APR-SEP 798.0 67 862.2 72 742.1 62 1195 995 149.32 55
  JAN-JUL 1266.2 63 1321.7 66 1223.8 61 2001 1924 828.28 64
  JAN-SEP 1476.0 67 1540.2 69 1420.1 64 2219 2160 828.28 64
  OCT-SEP 2078.5 70 2142.7 73 2022.6 69 2951
  NORTH SANTIAM - AT MEHAMA APR-AUG 480.6 60 601.0 75 405.2 51 802 501 161.26 68
  APR-JUL 435.6 58 554.9 74 369.6 49 753 461 161.26 68
  APR-SEP 519.7 61 650.0 76 442.6 52 855 539 161.26 68
  JAN-JUL 1209.1 71 1328.4 78 1143.2 67 1703 1440 935.41 79
  JAN-SEP 1293.2 72 1423.5 79 1216.1 67 1805 1518 935.41 79
  OCT-SEP 2100.4 83 2230.7 88 2023.3 80 2522
  SOUTH SANTIAM - AT WATERLOO APR-AUG 354.1 62 480.2 84 283.8 50 571 297 145.61 69
  APR-JUL 339.6 61 457.5 82 273.0 49 558 287 145.61 69
  APR-SEP 363.5 62 499.5 85 292.9 50 590 307 145.61 69
  JAN-JUL 994.2 68 1112.1 76 927.6 63 1462 1269 800.58 72
  JAN-SEP 1018.2 68 1154.1 77 947.5 63 1494 1289 800.58 72
  OCT-SEP 1592.2 74 1728.1 81 1521.5 71 2146
  WILLAMETTE - AT SALEM APR-AUG 2693.8 59 3568.8 79 2326.0 51 4539 3194 1051.79 69
  APR-JUL 2546.5 59 3393.3 78 2220.1 51 4324 3012 1051.79 69
  APR-SEP 2855.7 60 3745.6 79 2447.7 51 4754 3379 1051.79 69
  JAN-JUL 7436.3 65 8283.1 72 7109.9 62 11461 11343 5945.20 69
  JAN-SEP 7745.5 65 8635.4 73 7337.5 62 11890 11710 5945.20 69
  OCT-SEP 11305.6 69 12195.5 75 10897.7 67 16315
  CLACKAMAS - AT ESTACADA APR-AUG 410.3 61 493.0 73 364.2 54 677 464 111.66 60
  APR-JUL 367.4 59 440.6 71 322.4 52 624 426 111.66 60
  APR-SEP 459.4 63 540.4 74 406.9 56 733 505 111.66 60
  JAN-JUL 938.0 70 1011.1 75 893.0 67 1341 1108 682.13 75
  JAN-SEP 1029.9 71 1110.9 77 977.4 67 1450 1187 682.13 75
  OCT-SEP 1573.5 80 1654.5 84 1521.0 77 1975
  LEWIS - MERWIN DAM APR-AUG 617.6 64 767.5 79 526.1 54 969 714 185.15 77
  APR-JUL 569.9 65 691.3 78 488.6 55 881 664 185.15 77
  APR-SEP 652.3 60 835.5 77 565.6 52 1082 757 185.15 77
  JAN-JUL 1799.9 83 1921.4 89 1718.7 80 2162 1800 1414.89 93
  JAN-SEP 1882.3 80 2065.5 87 1795.7 76 2363 1893 1414.89 93
  OCT-SEP 3167.1 93 3350.3 98 3080.5 90 3417
  ---------------------Forecast --------------------- ----------Runoff-----------
  River Basin Period Probable % Maximum % Minimum % Average PrevYR CurYR %
  COWLITZ - MAYFIELD RESERVOIR APR-AUG 1237.2 70 1378.8 78 1065.9 60 1765 1175 272.64 71
  APR-JUL 1117.3 68 1258.0 76 984.0 60 1648 1088 272.64 71
  APR-SEP 1315.8 71 1562.3 84 1127.8 60 1864 1240 272.64 71
  JAN-JUL 2730.2 85 2870.9 90 2596.9 81 3204 2336 1885.36 97
  JAN-SEP 2928.7 86 3175.2 93 2740.8 80 3420 2488 1885.36 97
  OCT-SEP 4871.1 105 5117.7 111 4683.2 101 4624
  COWLITZ - AT CASTLE ROCK APR-AUG 1672.2 71 1901.2 80 1451.3 61 2366 1508 442.30 78
  APR-JUL 1529.4 69 1751.6 79 1340.8 61 2213 1394 442.30 78
  APR-SEP 1791.5 72 2147.9 86 1532.2 61 2504 1590 442.30 78
  JAN-JUL 4284.9 92 4507.0 97 4096.3 88 4638 3336 3198.73 107
  JAN-SEP 4547.0 92 4903.3 99 4287.7 87 4929 3532 3198.73 107
  OCT-SEP 7358.9 109 7715.2 114 7099.6 105 6739
  ROGUE - AT RAYGOLD APR-AUG 387.1 51 476.3 63 369.2 49 759 757 103.59 52
  APR-JUL 336.9 49 417.9 61 322.4 47 687 681 103.59 52
  APR-SEP 437.9 53 529.9 64 416.3 50 831 833 103.59 52
  JAN-JUL 799.3 55 880.2 61 784.8 54 1442 1832 566.01 59
  JAN-SEP 900.2 57 992.2 63 878.6 55 1586 1984 566.01 59
  OCT-SEP 1234.9 61 1326.9 65 1213.3 60 2032
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