Peakflow Forecasts Header

MIDDLE SANTIAM--GREEN PETER DAM
   State:  Oregon    County:  LINN
   Latitude:  44 27' 15" North    Longitude:  122 33' 0" West
   Elevation:  1015 feet
   Supporting WFO:  Portland    
   Inflow Data  

Forecasts are calculated from a forecast time series that approximates flow at a 6 hour time step interval. Observed instantaneous peaks can be higher than model forecast peaks.

MIDDLE SANTIAM--GREEN PETER DAM   (GPRO3)
Forecasts for Water Year
2024
Ensemble Date: 2024-03-28
Forecast Period: March 28 to July 1
Exceedence
Probability
Inflow
CFS
Probable
Date of Peak
95 % 3854 2024-03-28
90 % 3854 2024-03-28
70 % 4263 2024-04-10
50 % 5176 2024-04-16
30 % 6748 2024-05-02
10 % 15283 2024-06-05
05 % 18917 2024-06-09

Peakflow exceedence plot for GPRO3

 Click to download runoff traces used in forecast.  Click for comma delimited data used in plot.csv icon