Shasta Reservoir Notes (Lake Shasta, Shasta Dam)

Shasta Reservoir Water Levels and Storage

DATE       WATER LEVEL   ACRE FEET   NOTES
10/01/2018     979.14    2,399,264   Beginning of 2018-2019 Water Year
06/01/2019   1,064.42    4,475,648   General snow melt/irrigation balance date

10/01/2019   1,025.49    3,420,766   Beginning of 19/20 Water Year
06/01/2020   1,029.53    3,521,627   General snow melt/irrigation balance date

10/01/2020     968.46    2,197,814   Beginning of 20/21 Water Year
06/01/2021     955.63    1,971,357   General snow melt/irrigation balance date

10/01/2021     891.58    1,069,512   Beginning of 21/22 Water Year
10/21/2021     882.24      967,370   Before the major storms
06/01/2022     946.24    1,815,774   General snow melt/irrigation balance date

10/01/2022     926.30    1,512,814   Beginning of 22/23 Water Year
11/16/2022     917.82    1,395,027   Lowest level I could find between beginning of WY and onset of first significant rains
12/26/2022     921.23    1,441,684   Before the major storms (see Ft Ord Precipitation for details)
03/10/2023   1,000.88    2,847,720   After several major storms
05/03/2023   1,063.69    4,454,176   Late season Omega Block traps low pressure off Northern & Central California
06/01/2023   1,063.78    4,456,816
07/01/2023   1,057.08    4,262,534
08/01/2023   1,043.14    3,876,150
09/01/2023   1,029.80    3,528,435

10/01/2023   1,021.57    3,324,835   Beginning of 23/24 Water Year
11/01/2023   1,013.85    3,140,865
12/01/2023   1,010.86    3,071,507
01/01/2024   1,012.91    3,118,941
02/01/2024   1,035.05    3,662,741          
03/01/2024   1,038.11    3,742,643
04/01/2024   1,055.32    4,212,351
05/01/2024   1,060.75    4,368,423
05/19/2024   1,061.59    4,392,809   Peak?
06/01/2024   1,058.05    4,290,375

*Data Source: https://cdec.water.ca.gov/dynamicapp/QueryDaily?s=SHA&end=2023-03-11&span=130days
Compare to 05/2019 4,476,827 acre feet of stored water
3/11/2023 = 63.7% of the May 2019 level (which was the max I could find since 2015)

Posted on March 11, 2023 05:36 PM by hkibak