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Archive:
Water Year
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BUMPING - BELOW BUMPING DAM
(
BUMW1
)
Forecasts for Water Year
2026
Official Water Supply
ESP with 10 Days QPF
Ensemble:
2026-08-15
Issued:
2026-08-15
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
71
71
57
71
125
APR-JUL
65
65
57
65
115
APR-AUG
68
68
56
68
120
JAN-SEP
130
130
77
130
168
JAN-JUL
124
124
78
124
158
OCT-SEP
210
210
102
211
207
Experimental Water Supply
HEFS with 15 days EQPF
Ensemble:
2026-08-15
Issued:
2026-08-15
Hide Forecast
APR-SEP
71
71
57
71
125
APR-JUL
65
65
57
65
115
APR-AUG
68
68
56
68
120
JAN-SEP
130
130
77
130
168
JAN-JUL
124
124
78
124
158
OCT-SEP
210
210
102
211
207
Reference
ESP with 0 Days QPF
Ensemble:
2026-08-15
Issued:
2026-08-15
Hide Forecast
APR-SEP
71
71
57
71
125
APR-JUL
65
65
57
65
115
APR-AUG
68
68
56
68
120
JAN-SEP
130
130
77
130
168
JAN-JUL
124
124
78
124
158
OCT-SEP
210
210
102
211
207
Move the mouse over the desired "Forecast Period" to display a graph.
ESP10, 269, 316, 363, 428, 453, 70, , 74
ESP10, 269, 315, 367, 427, 453, 72, , 76
ESP10, 269, 315, 369, 427, 453, 74, , 78
ESP10, 269, 315, 369, 427, 453, 76, , 80
ESP10, 269, 315, 369, 427, 453, 78, , 82
ESP10, 268, 315, 369, 427, 453, 81, , 85
ESP10, 267, 314, 368, 425, 452, 83, , 87
ESP10, 267, 314, 368, 425, 452, 85, , 89
ESP10, 267, 315, 368, 425, 452, 87, , 91
ESP10, 264, 315, 366, 423, 452, 89, , 93
ESP10, 265, 316, 367, 424, 452, 91, , 95
ESP10, 265, 315, 365, 423, 451, 93, , 97
ESP10, 268, 315, 365, 423, 451, 95, , 99
ESP10, 267, 314, 365, 423, 451, 97, , 101
ESP10, 267, 317, 363, 422, 451, 99, , 103
ESP10, 261, 311, 355, 417, 446, 102, , 106
ESP10, 251, 301, 350, 409, 441, 104, , 108
ESP10, 254, 306, 350, 411, 443, 106, , 110
ESP10, 254, 307, 352, 412, 443, 108, , 112
ESP10, 259, 311, 355, 412, 444, 110, , 114
ESP10, 252, 304, 345, 404, 438, 112, , 116
ESP10, 261, 316, 356, 414, 443, 114, , 118
ESP10, 258, 312, 354, 412, 439, 116, , 120
ESP10, 261, 316, 361, 418, 443, 118, , 122
ESP10, 259, 315, 363, 417, 441, 120, , 124
ESP10, 259, 319, 363, 418, 441, 122, , 126
ESP10, 260, 322, 367, 421, 442, 125, , 129
ESP10, 261, 323, 370, 423, 443, 127, , 131
ESP10, 260, 322, 371, 422, 443, 129, , 133
ESP10, 255, 316, 365, 415, 440, 131, , 135
ESP10, 247, 307, 357, 409, 433, 133, , 137
ESP10, 251, 312, 364, 416, 436, 135, , 139
ESP10, 248, 308, 363, 415, 434, 137, , 141
ESP10, 258, 317, 371, 423, 441, 139, , 143
ESP10, 256, 315, 370, 422, 441, 141, , 145
ESP10, 258, 318, 373, 424, 444, 143, , 147
ESP10, 262, 318, 371, 422, 442, 145, , 149
ESP10, 258, 311, 363, 415, 437, 148, , 152
ESP10, 256, 308, 358, 413, 434, 150, , 154
ESP10, 257, 314, 359, 414, 437, 152, , 156
ESP10, 265, 322, 367, 417, 443, 154, , 158
ESP10, 273, 330, 371, 422, 447, 156, , 160
ESP10, 270, 321, 364, 417, 441, 158, , 162
ESP10, 284, 338, 384, 426, 452, 160, , 164
ESP10, 283, 335, 384, 423, 454, 162, , 166
ESP10, 281, 335, 382, 421, 454, 164, , 168
ESP10, 284, 335, 382, 421, 455, 166, , 170
ESP10, 290, 340, 387, 428, 458, 169, , 173
ESP10, 287, 338, 385, 426, 457, 171, , 175
ESP10, 287, 339, 384, 426, 457, 173, , 177
ESP10, 291, 342, 386, 428, 458, 175, , 179
ESP10, 300, 344, 385, 431, 458, 177, , 181
ESP10, 298, 342, 381, 430, 456, 179, , 183
ESP10, 307, 351, 388, 436, 462, 181, , 185
ESP10, 306, 348, 387, 433, 460, 183, , 187
ESP10, 313, 359, 393, 435, 465, 185, , 189
ESP10, 310, 359, 391, 433, 464, 187, , 191
ESP10, 310, 356, 391, 433, 463, 189, , 193
ESP10, 315, 356, 393, 434, 463, 192, , 196
ESP10, 300, 341, 384, 425, 453, 194, , 198
ESP10, 312, 352, 397, 434, 463, 196, , 200
ESP10, 321, 363, 407, 443, 470, 198, , 202
ESP10, 318, 361, 407, 440, 469, 200, , 204
ESP10, 301, 345, 393, 427, 459, 202, , 206
ESP10, 272, 318, 367, 402, 437, 204, , 208
ESP10, 264, 314, 360, 396, 431, 206, , 210
ESP10, 319, 373, 410, 445, 469, 208, , 212
ESP10, 312, 370, 409, 440, 466, 210, , 214
ESP10, 320, 378, 419, 446, 470, 212, , 216
ESP10, 302, 367, 404, 434, 460, 215, , 219
ESP10, 283, 350, 386, 422, 446, 217, , 221
ESP10, 278, 348, 386, 417, 441, 219, , 223
ESP10, 284, 353, 392, 421, 445, 221, , 225
ESP10, 293, 365, 401, 430, 452, 223, , 227
ESP10, 291, 363, 400, 429, 451, 225, , 229
ESP10, 295, 367, 405, 430, 450, 227, , 231
ESP10, 287, 357, 397, 425, 443, 229, , 233
ESP10, 284, 348, 389, 419, 436, 231, , 235
ESP10, 289, 353, 397, 423, 439, 233, , 237
ESP10, 285, 341, 390, 415, 434, 236, , 240
ESP10, 295, 349, 399, 427, 440, 238, , 242
ESP10, 291, 349, 398, 423, 438, 240, , 244
ESP10, 302, 359, 405, 431, 448, 242, , 246
ESP10, 307, 363, 407, 432, 450, 244, , 248
ESP10, 302, 362, 403, 427, 448, 246, , 250
ESP10, 293, 358, 400, 422, 443, 248, , 252
ESP10, 299, 364, 405, 427, 451, 250, , 254
ESP10, 308, 375, 411, 435, 456, 252, , 256
ESP10, 314, 379, 414, 435, 456, 254, , 258
ESP10, 323, 383, 416, 437, 457, 256, , 260
ESP10, 327, 389, 419, 442, 460, 259, , 263
ESP10, 323, 389, 417, 440, 458, 261, , 265
ESP10, 323, 383, 412, 435, 453, 263, , 267
ESP10, 321, 381, 409, 431, 448, 265, , 269
ESP10, 320, 378, 409, 429, 447, 267, , 271
ESP10, 316, 375, 408, 427, 444, 269, , 273
ESP10, 314, 378, 406, 423, 442, 271, , 275
ESP10, 317, 387, 409, 428, 448, 273, , 277
ESP10, 326, 392, 413, 435, 451, 275, , 279
ESP10, 329, 392, 413, 436, 453, 277, , 281
ESP10, 331, 393, 414, 437, 453, 279, , 283
ESP10, 330, 391, 411, 436, 451, 282, , 286
ESP10, 333, 393, 411, 439, 451, 284, , 288
ESP10, 333, 395, 410, 439, 451, 286, , 290
ESP10, 332, 396, 415, 440, 452, 288, , 292
ESP10, 327, 394, 414, 437, 448, 290, , 294
ESP10, 325, 395, 412, 435, 446, 292, , 296
ESP10, 331, 400, 421, 438, 449, 294, , 298
ESP10, 337, 403, 422, 439, 451, 296, , 300
ESP10, 347, 410, 427, 444, 455, 298, , 302
ESP10, 351, 410, 426, 446, 453, 300, , 304
ESP10, 354, 411, 428, 447, 456, 303, , 307
ESP10, 356, 413, 429, 449, 458, 305, , 309
ESP10, 359, 413, 431, 449, 459, 307, , 311
ESP10, 363, 413, 429, 448, 459, 309, , 313
ESP10, 364, 413, 429, 450, 459, 311, , 315
ESP10, 370, 418, 435, 455, 465, 313, , 317
ESP10, 368, 417, 436, 455, 466, 315, , 319
ESP10, 372, 418, 440, 455, 469, 317, , 321
ESP10, 371, 417, 439, 454, 472, 319, , 323
ESP10, 374, 418, 440, 454, 471, 321, , 325
ESP10, 375, 421, 440, 454, 471, 323, , 327
ESP10, 376, 420, 439, 452, 469, 326, , 330
ESP10, 369, 414, 433, 446, 465, 328, , 332
ESP10, 376, 415, 433, 446, 465, 330, , 334
ESP10, 374, 413, 431, 445, 463, 332, , 336
ESP10, 371, 410, 428, 443, 461, 334, , 338
ESP10, 377, 412, 431, 448, 465, 336, , 340
ESP10, 376, 408, 428, 447, 461, 338, , 342
ESP10, 380, 409, 430, 447, 462, 340, , 344
ESP10, 387, 411, 431, 447, 462, 342, , 346
ESP10, 392, 413, 431, 448, 463, 344, , 348
ESP10, 383, 404, 424, 442, 456, 346, , 350
ESP10, 386, 409, 426, 445, 458, 349, , 353
ESP10, 382, 407, 425, 442, 458, 351, , 355
ESP10, 376, 402, 419, 435, 454, 353, , 357
ESP10, 378, 401, 417, 434, 452, 355, , 359
ESP10, 385, 407, 424, 441, 458, 357, , 361
ESP10, 372, 397, 414, 430, 447, 359, , 363
ESP10, 378, 402, 419, 439, 451, 361, , 365
ESP10, 372, 398, 418, 436, 447, 363, , 367
ESP10, 378, 402, 423, 441, 451, 365, , 369
ESP10, 381, 401, 423, 440, 452, 367, , 371
ESP10, 391, 413, 432, 450, 464, 370, , 374
ESP10, 391, 413, 434, 449, 464, 372, , 376
ESP10, 396, 417, 437, 451, 468, 374, , 378
ESP10, 395, 417, 437, 450, 467, 376, , 380
ESP10, 391, 415, 433, 446, 462, 378, , 382
ESP10, 392, 413, 435, 444, 459, 380, , 384
ESP10, 393, 414, 436, 447, 460, 382, , 386
ESP10, 394, 416, 437, 448, 459, 384, , 388
ESP10, 395, 419, 436, 448, 458, 386, , 390
ESP10, 385, 409, 429, 441, 452, 388, , 392
ESP10, 374, 397, 422, 434, 444, 390, , 394
ESP10, 371, 393, 418, 430, 440, 393, , 397
ESP10, 370, 390, 415, 428, 440, 395, , 399
ESP10, 370, 394, 416, 429, 441, 397, , 401
ESP10, 367, 392, 414, 427, 439, 399, , 403
ESP10, 365, 391, 412, 426, 438, 401, , 405
ESP10, 362, 388, 409, 422, 434, 403, , 407
ESP10, 368, 392, 412, 425, 437, 405, , 409
ESP10, 359, 383, 403, 417, 430, 407, , 411
ESP10, 383, 404, 423, 435, 447, 409, , 413
ESP10, 385, 407, 427, 439, 452, 411, , 415
ESP10, 384, 407, 426, 438, 452, 413, , 417
ESP10, 382, 404, 423, 438, 449, 416, , 420
ESP10, 386, 402, 418, 435, 445, 418, , 422
ESP10, 389, 404, 421, 437, 448, 420, , 424
ESP10, 392, 405, 423, 439, 452, 422, , 426
ESP10, 401, 410, 429, 444, 457, 424, , 428
ESP10, 399, 411, 429, 441, 454, 426, , 430
ESP10, 397, 409, 425, 439, 451, 428, , 432
ESP10, 399, 410, 425, 440, 451, 430, , 434
ESP10, 393, 404, 419, 434, 446, 432, , 436
ESP10, 392, 405, 418, 433, 445, 434, , 438
ESP10, 397, 408, 421, 436, 448, 437, , 441
ESP10, 395, 406, 418, 431, 443, 439, , 443
ESP10, 397, 407, 421, 433, 446, 441, , 445
ESP10, 399, 410, 423, 435, 449, 443, , 447
ESP10, 398, 409, 422, 436, 446, 445, , 449
ESP10, 399, 415, 425, 440, 448, 447, , 451
ESP10, 401, 417, 427, 442, 449, 449, , 453
ESP10, 404, 421, 429, 445, 452, 451, , 455
ESP10, 406, 423, 431, 446, 453, 453, , 457
ESP10, 408, 422, 431, 447, 453, 455, , 459
ESP10, 409, 422, 434, 446, 453, 457, , 461
ESP10, 426, 439, 449, 465, 474, 460, , 464
ESP10, 424, 437, 448, 461, 472, 462, , 466
ESP10, 421, 433, 445, 458, 469, 464, , 468
ESP10, 417, 430, 442, 454, 465, 466, , 470
ESP10, 421, 430, 441, 453, 465, 468, , 472
ESP10, 420, 428, 440, 452, 463, 470, , 474
ESP10, 421, 429, 441, 452, 464, 472, , 476
ESP10, 424, 428, 439, 452, 462, 474, , 478
ESP10, 426, 431, 442, 452, 461, 476, , 480
ESP10, 429, 434, 445, 455, 464, 478, , 482
ESP10, 430, 436, 446, 455, 463, 480, , 484
ESP10, 436, 442, 452, 461, 469, 483, , 487
ESP10, 435, 444, 452, 459, 467, 485, , 489
ESP10, 435, 444, 453, 459, 467, 487, , 491
ESP10, 440, 447, 457, 462, 470, 489, , 493
ESP10, 440, 450, 457, 462, 470, 491, , 495
ESP10, 438, 449, 456, 461, 469, 493, , 497
ESP10, 442, 452, 457, 463, 470, 495, , 499
ESP10, 443, 453, 458, 464, 471, 497, , 501
ESP10, 446, 453, 458, 464, 470, 499, , 503
ESP10, 445, 452, 457, 462, 468, 501, , 505
ESP10, 445, 453, 458, 463, 469, 504, , 508
ESP10, 445, 452, 458, 463, 468, 506, , 510
ESP10, 447, 453, 460, 463, 469, 508, , 512
ESP10, 446, 453, 459, 462, 468, 510, , 514
ESP10, 447, 453, 459, 463, 468, 512, , 516
ESP10, 447, 453, 459, 463, 468, 514, , 518
ESP10, 446, 452, 459, 462, 467, 516, , 520
ESP10, 446, 453, 459, 464, 467, 518, , 522
ESP10, 446, 454, 460, 464, 467, 520, , 524
ESP10, 447, 454, 460, 463, 467, 522, , 526
ESP10, 447, 455, 460, 464, 468, 524, , 528
ESP10, 448, 455, 460, 464, 468, 527, , 531
ESP10, 448, 454, 460, 464, 468, 529, , 533
ESP10, 450, 456, 461, 465, 469, 531, , 535
ESP10, 451, 456, 461, 465, 470, 533, , 537
ESP10, 450, 456, 460, 464, 469, 535, , 539
ESP10, 450, 455, 459, 463, 467, 537, , 541
ESP10, 445, 450, 455, 458, 463, 539, , 543
ESP10, 447, 452, 457, 460, 465, 541, , 545
ESP10, 447, 452, 457, 459, 465, 543, , 547
ESP10, 443, 448, 454, 456, 461, 545, , 549
ESP10, 443, 448, 454, 457, 461, 547, , 551
ESP10, 447, 452, 458, 460, 464, 550, , 554
ESP10, 445, 450, 456, 459, 463, 552, , 556
ESP10, 446, 451, 457, 459, 464, 554, , 558
ESP10, 446, 450, 457, 459, 463, 556, , 560
ESP10, 448, 453, 458, 461, 464, 558, , 562
ESP10, 448, 453, 458, 461, 464, 560, , 564
ESP10, 449, 454, 458, 461, 463, 562, , 566
ESP10, 448, 452, 455, 459, 461, 564, , 568
ESP10, 449, 453, 457, 460, 462, 566, , 570
ESP10, 451, 455, 458, 461, 462, 568, , 572
ESP10, 447, 452, 455, 458, 460, 571, , 575
ESP10, 448, 452, 455, 458, 460, 573, , 577
ESP10, 448, 453, 456, 459, 461, 575, , 579
ESP10, 449, 453, 456, 459, 460, 577, , 581
ESP10, 452, 455, 458, 460, 461, 579, , 583
ESP10, 449, 452, 456, 458, 459, 581, , 585
ESP10, 449, 452, 456, 458, 459, 583, , 587
ESP10, 450, 453, 457, 459, 460, 585, , 589
ESP10, 449, 454, 457, 459, 459, 587, , 591
ESP10, 446, 451, 454, 455, 456, 589, , 593
ESP10, 446, 450, 453, 455, 455, 591, , 595
ESP10, 448, 452, 454, 454, 455, 594, , 598
ESP10, 451, 454, 455, 456, 456, 596, , 600
ESP10, 451, 455, 456, 456, 457, 598, , 602
ESP10, 452, 455, 457, 457, 457, 600, , 604
ESP10, 453, 455, 457, 457, 457, 602, , 606
ESP10, 452, 456, 457, 457, 457, 604, , 608
ESP10, 452, 455, 457, 457, 457, 606, , 610
ESP10, 452, 455, 456, 457, 457, 608, , 612
ESP10, 452, 456, 456, 457, 457, 610, , 614
ESP10, 452, 456, 456, 456, 457, 612, , 616
ESP10, 454, 456, 456, 456, 457, 614, , 618
ESP10, 455, 456, 456, 456, 456, 617, , 621
ESP10, 454, 456, 456, 456, 456, 619, , 623
ESP10, 454, 455, 455, 456, 456, 621, , 625
ESP10, 454, 455, 455, 456, 456, 623, , 627
ESP10, 453, 454, 454, 455, 455, 625, , 629
ESP10, 453, 454, 454, 455, 455, 627, , 631
ESP10, 454, 454, 455, 455, 455, 629, , 633
ESP10, 454, 454, 455, 455, 455, 631, , 635
ESP10, 454, 454, 455, 455, 455, 633, , 637
ESP10, 454, 454, 455, 455, 455, 635, , 639
ESP10, 454, 454, 455, 455, 455, 638, , 642
ESP10, 453, 454, 454, 455, 455, 640, , 644
ESP10, 454, 454, 454, 454, 455, 642, , 646
ESP10, 454, 454, 454, 454, 455, 644, , 648
ESP10, 453, 454, 454, 454, 454, 646, , 650
ESP10, 453, 454, 454, 454, 454, 648, , 652
ESP10, 453, 454, 454, 454, 454, 650, , 654
ESP10, 453, 454, 454, 454, 454, 652, , 656
ESP10, 453, 454, 454, 454, 454, 654, , 658
ESP10, 453, 454, 454, 454, 454, 656, , 660
ESP10, 453, 454, 454, 454, 454, 658, , 662
ESP10, 453, 454, 454, 454, 454, 661, , 665
ESP10, 453, 454, 454, 454, 454, 663, , 667
ESP10, 453, 454, 454, 454, 454, 665, , 669
ESP10, 453, 454, 454, 454, 454, 667, , 671
ESP10, 453, 454, 454, 454, 454, 669, , 673
ESP10, 453, 454, 454, 454, 454, 671, , 675
ESP10, 453, 454, 454, 454, 454, 673, , 677
ESP10, 453, 453, 454, 454, 454, 675, , 679
ESP10, 453, 453, 454, 454, 454, 677, , 681
ESP10, 453, 453, 454, 454, 454, 679, , 683
ESP10, 453, 453, 454, 454, 454, 681, , 685
ESP10, 453, 453, 454, 454, 454, 684, , 688
ESP10, 452, 453, 453, 453, 453, 686, , 690
ESP10, 452, 453, 453, 453, 453, 688, , 692
ESP10, 452, 453, 453, 453, 453, 690, , 694
ESP10, 452, 453, 453, 453, 453, 692, , 696
ESP10, 452, 453, 453, 453, 453, 694, , 698
ESP10, 452, 453, 453, 453, 453, 696, , 700
ESP10, 453, 453, 453, 453, 453, 698, , 702
ESP10, 453, 453, 453, 453, 453, 700, , 704
ESP10, 453, 453, 453, 453, 453, 702, , 706
ESP10, 453, 453, 453, 453, 453, 705, , 709
ESP10, 453, 453, 453, 453, 453, 707, , 711
ESP10, 453, 453, 453, 453, 453, 709, , 713
ESP10, 453, 453, 453, 453, 453, 711, , 715
ESP10, 453, 453, 453, 453, 453, 713, , 717
ESP10, 452, 453, 453, 453, 453, 715, , 719
ESP10, 452, 453, 453, 453, 453, 717, , 721
ESP10, 452, 453, 453, 453, 453, 719, , 723
ESP10, 452, 453, 453, 453, 453, 721, , 725
ESP10, 452, 453, 453, 453, 453, 723, , 727
ESP10, 452, 453, 453, 453, 453, 725, , 729
ESP10, 452, 453, 453, 453, 453, 728, , 732
ESP10, 452, 453, 453, 453, 453, 730, , 734
ESP10, 452, 453, 453, 453, 453, 732, , 736
ESP10, 452, 453, 453, 453, 453, 734, , 738
Max Scale
Scale To Data
Scale To Last 45 Days
Show Min/Max Ensemble Volume
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ESP10
HEFS
ESP0
Data Files
/chpsesp/ensemble/watersupply/BUMW1W_SQIN.ESPF10.csv
BUMW1W_SQIN.ESPF0.csv|2026-08-15
BUMW1W_SQIN.ESPF10.csv|2026-08-15
BUMW1W_SQIN.ESPFM.csv|2026-08-15
APR-SEP
BUMPING - BELOW BUMPING DAM
(
BUMW1
)
Forecasts for Water Year
2027
Official Water Supply
ESP with 10 Days QPF
Ensemble:
2026-08-15
Issued:
2026-08-15
Hide Forecast
Forecast
Period
Forecasts Are in KAF
30 Year
Average
(1991-2020)
90 %
50 %
%
Average
10 %
APR-SEP
72
116
93
166
125
APR-JUL
66
109
95
157
115
APR-AUG
69
113
94
162
120
JAN-SEP
105
157
94
208
168
JAN-JUL
99
149
94
201
158
OCT-SEP
121
192
93
261
207
Move the mouse over the desired "Forecast Period" to display a graph.
Max Scale
Scale To Data
Scale To Last 45 Days
Show Min/Max Ensemble Volume
Show Tooltips Help
Overlay
ESP10
Data Files
/chpsesp/ensemble/watersupply/BUMW1W_SQIN.ESPF10.csv
BUMW1W_SQIN.ESPF0.csv|2026-08-15
BUMW1W_SQIN.ESPF10.csv|2026-08-15
BUMW1W_SQIN.ESPFM.csv|2026-08-15
APR-SEP
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ESP10,ESPM,ESP0
ESP10,ESPM,ESP0
Last Forecast
