Raw ESP Water Supply Forecast

*CAUTION: Data below is raw model output and has not been reviewed
*         by a hydrologist.

Program run: 08/29/2026 1527Z
Data ending: 08/29/2026 12Z
* All units are in thousands of acre-feet.

Station: SHDC1 (Sacramento - Shasta Dam)

MONTHLY DATA

October    Obs:  219.6  Mean:  225.5  WY-to-date: Obs:  219.6 Mean:  225.5
2025       % of mean:    97% 

November   Obs:  389.5  Mean:  299.1  WY-to-date: Obs:  609.1 Mean:  524.5
2025       % of mean:    130% 

December   Obs:  818.2  Mean:  529.3  WY-to-date: Obs: 1427.3 Mean: 1053.8
2025       % of mean:    155% 

January    Obs:  991.2  Mean:  707.5  WY-to-date: Obs: 2418.5 Mean: 1761.3
2026       % of mean:    140% 

February   Obs:  553.3  Mean:  801.9  WY-to-date: Obs: 2971.9 Mean: 2555.4
2026       % of mean:    69% 

March      Obs:  497.1  Mean:  917.6  WY-to-date: Obs: 3468.9 Mean: 3472.9
2026       % of mean:    54% 

April      Obs:  408.3  Mean:  647.8  WY-to-date: Obs: 3877.2 Mean: 4120.7
2026       % of mean:    63% 

May        Obs:  314.8  Mean:  505.4  WY-to-date: Obs: 4192.1 Mean: 4626.1
2026       % of mean:    62% 

June       Obs:  233.0  Mean:  316.1  WY-to-date: Obs: 4425.1 Mean: 4942.3
2026       % of mean:    74% 

July       Obs:  214.2  Mean:  229.2  WY-to-date: Obs: 4639.3 Mean: 5171.4
2026       % of mean:    93% 

August     Obs (thru 29@12Z):  197.6    Mean:  201.8  WY-to-date: Obs: 4836.9 Mean: 5368.1
2026       Prob. level:      90    75    50    25    10
           Fcst Residual:    19    19    19    19    19
           Obs + Fcst:      217   217   217   217   217
           % of mean:                   107% 

September  Mean:  194.3
2026       Prob. level:      90    75    50    25    10
           Forecast:        176   178   181   185   191
           % of mean:                    93% 

-------------------------------------------------------

Water Year Obs-To-Date: 4836.9    Mean: 5575.4
WY2026     Prob. level:      90    75    50    25    10
           Fcst Residual:   190   191   194   197   204
           Obs + Fcst:     5027  5028  5031  5034  5041
           % of mean:                    90%