Archived Report Products:
Runoff Data for Water Year 2024
| Runoff Data for Water Year 2024 | ||||||||
|---|---|---|---|---|---|---|---|---|
| MARCH | MARCH | OCTOBER-MARCH | OCTOBER-MARCH | |||||
| Impaired | Unimpaired Runoff | Impaired | Unimpaired Runoff | |||||
| Area, Stream, and Station (1) | Measured Flow (2) 1000 AF | 30-Year Avg (3) 1000 AF | Monthly Total 1000 AF | Monthly % Avg | Measured Flow (2) 1000 AF | 30-Year Avg (3) 1000 AF | Seasonal Total 1000 AF | Seasonal % Avg |
| NORTH COAST | ||||||||
| KLAMATH R, COPCO TO ORLEANS (4) | 930.5 | 702.4 | 869.2 | 124 | 3365.7 | 2719.8 | 2993.8 | 110 |
| * SALMON R AT SOMES BAR | 255.5 | 194.4 | 255.5 | 131 | 900.7 | 742.0 | 900.7 | 121 |
| TRINITY R AT LEWISTON LK | 18.8 | 205.0 | 206.7 | 101 | 115.6 | 658.1 | 869.5 | 132 |
| EEL R AT SCOTIA | 1770.3 | 1006.7 | 1773.7 | 176 | 5027.1 | 4332.2 | 5065.0 | 117 |
| RUSSIAN R AT HEALDSBURG | 212.5 | 171.8 | 223.8 | 130 | 934.9 | 750.2 | 941.1 | 125 |
| SUBTOTAL | 2932.0 | 2085.9 | 3073.4 | 147 | 9443.4 | 8460.3 | 9869.4 | 117 |
| SAN FRANCISCO BAY | ||||||||
| NAPA R NEAR ST HELENA | 13.4 | 14.6 | 13.4 | 92 | 70.3 | 61.5 | 70.3 | 114 |
| SUBTOTAL | 13.4 | 14.6 | 13.4 | 92 | 70.3 | 61.5 | 70.3 | 114 |
| CENTRAL COAST | ||||||||
| ARROYO SECO NEAR SOLEDAD | 22.3 | 25.7 | 22.3 | 87 | 80.0 | 95.3 | 80.0 | 84 |
| NACIMIENTO BELOW NACIMENTO DAM | 26.3 | 41.4 | 50.5 | 122 | 60.0 | 174.1 | 181.0 | 104 |
| SUBTOTAL | 48.5 | 67.1 | 72.8 | 108 | 140.0 | 269.4 | 261.0 | 97 |
| SOUTH COAST | ||||||||
| ARROYO SECO NEAR PASADENA | 1.2 | 1.3 | 1.2 | 93 | 4.1 | 5.3 | 4.1 | 77 |
| SANTA ANA R NEAR MENTONE | --- | 8.5 | --- | --- | 18.2 | 27.8 | 11.5 | 41 |
| SESPE CREEK NR FILLMORE | 33.1 | 20.4 | 33.1 | 162 | 141.7 | 82.5 | 141.7 | 172 |
| SUBTOTAL | 34.3 | 30.2 | 34.3 | 114 | 163.9 | 115.6 | 157.2 | 136 |
| SACRAMENTO RIVER | ||||||||
| * SACRAMENTO R AT DELTA | 144.8 | 154.3 | 144.8 | 94 | 689.0 | 527.0 | 689.0 | 131 |
| * MCCLOUD R ABOVE SHASTA LAKE | 122.9 | 163.8 | 187.8 | 115 | 470.4 | 678.3 | 714.6 | 105 |
| * PIT R NR MONTGOMERY & SQUAW CR | 457.9 | 391.5 | 432.7 | 111 | 1440.1 | 1580.6 | 1322.6 | 84 |
| * SHASTA LAKE TOTAL INFLOW | 1032.7 | 901.9 | 1038.6 | 115 | 3733.1 | 3477.7 | 3732.4 | 107 |
| SACRAMENTO R ABOVE BEND BRIDGE | 1150.8 | 1358.0 | 1577.4 | 116 | 5054.2 | 5345.7 | 5856.8 | 110 |
| FEATHER R AT OROVILLE | 657.1 | 752.9 | 870.8 | 116 | 1660.8 | 2454.4 | 2614.0 | 107 |
| YUBA R NR SMARTVILLE & DEER CR | 206.2 | 370.4 | 323.8 | 87 | 596.9 | 1242.1 | 936.2 | 75 |
| AMERICAN R BLW FOLSOM LAKE | 319.0 | 445.9 | 456.8 | 102 | 1081.6 | 1416.2 | 1133.4 | 80 |
| SUBTOTAL | 2333.1 | 2927.3 | 3228.8 | 110 | 8393.5 | 10458.4 | 10540.4 | 101 |
| SAN JOAQUIN RIVER | ||||||||
| COSUMNES R AT MICHIGAN BAR | 128.3 | 87.5 | 129.5 | 148 | 257.0 | 253.8 | 271.0 | 107 |
| MOKELUMNE R, INFL TO PARDEE RES | 74.0 | 99.4 | 94.6 | 95 | 271.5 | 286.5 | 226.0 | 79 |
| STANISLAUS R BELOW GOODWIN RES | 82.3 | 156.9 | 154.7 | 99 | 300.1 | 460.5 | 350.0 | 76 |
| TUOLUMNE R BELOW LA GRANGE RES | 175.5 | 230.6 | 231.5 | 100 | 401.1 | 685.5 | 531.3 | 78 |
| MERCED R BELOW MERCED FALLS | 61.4 | 119.0 | 112.0 | 94 | 306.8 | 356.4 | 271.4 | 76 |
| SAN JOAQUIN R BELOW MILLERTON L | 143.8 | 164.3 | 165.7 | 101 | 655.3 | 478.6 | 455.7 | 95 |
| SUBTOTAL | 665.3 | 857.6 | 888.0 | 104 | 2191.9 | 2521.4 | 2105.4 | 84 |
| TULARE LAKE | ||||||||
| KINGS R BELOW PINE FLAT RES | 29.3 | 137.7 | 113.0 | 82 | 279.1 | 399.4 | 345.2 | 86 |
| KAWEAH R BLW TERMINUS RES | 21.5 | 48.0 | 45.2 | 94 | 89.0 | 137.6 | 121.0 | 88 |
| TULE R BLW LAKE SUCCESS | 16.4 | 23.7 | 26.7 | 113 | 82.5 | 73.0 | 75.4 | 103 |
| KERN R BLW LAKE ISABELLA | 38.3 | 63.4 | 71.4 | 113 | 352.2 | 201.8 | 265.2 | 131 |
| * KERN R NEAR BAKERSFIELD | --- | 67.2 | --- | --- | 290.6 | 213.9 | 144.2 | 67 |
| SUBTOTAL | 105.5 | 272.7 | 256.2 | 94 | 802.8 | 811.8 | 806.9 | 99 |
| NORTH LAHONTAN | ||||||||
| TRUCKEE R FROM TAHOE TO FARAD (4) | 30.7 | 48.8 | 35.5 | 73 | 159.0 | 138.2 | 101.3 | 73 |
| WEST FK CARSON AT WOODFORDS | 3.0 | 5.1 | 3.0 | 58 | 12.6 | 15.9 | 12.6 | 79 |
| EAST FK CARSON NR GARDNERVILLE | 17.4 | 20.9 | 17.4 | 83 | 60.0 | 63.2 | 60.0 | 95 |
| WEST WALKER BLW LITTLE WALKER | 6.5 | 8.0 | 6.5 | 81 | 23.9 | 27.4 | 23.9 | 87 |
| EAST WALKER NEAR BRIDGEPORT | 7.5 | 8.9 | 8.8 | 99 | 32.0 | 36.8 | 43.8 | 119 |
| SUBTOTAL | 65.1 | 91.7 | 71.1 | 78 | 287.5 | 281.5 | 241.6 | 86 |
| SOUTH LAHONTAN | ||||||||
| OWENS R BELOW LONG VALLEY DAM | 2.6 | 10.5 | 10.4 | 99 | 63.5 | 56.7 | 66.3 | 117 |
| SUBTOTAL | 2.6 | 10.5 | 10.4 | 99 | 63.5 | 56.7 | 66.3 | 117 |
| COLORADO RIVER | ||||||||
| * COLORADO R INFL TO LAKE POWELL | 449.2 | 562.7 | 455.2 | 81 | 2542.7 | 2538.5 | 2111.4 | 83 |
| SUBTOTAL | 449.2 | 562.7 | 455.2 | 81 | 2542.7 | 2538.5 | 2111.4 | 83 |
| STATEWIDE | ||||||||
| TOTAL | 6199.8 | 6357.6 | 7648.4 | 120 | 21556.8 | 23036.7 | 24118.5 | 105 |
* THESE STATIONS ARE NOT INCLUDED IN AREA OR STATEWIDE TOTALS.
(1) AREA AND STATEWIDE TOTALS DO NOT INCLUDE MISSING DATA DENOTED BY '---'. IF THE MONTHLY UNIMPAIRED RUNOFF IS MISSING, THE SUBTOTAL'S PERCENT AVERAGE UNDERESTIMATES THE TRUE PERCENT AVERAGE. THE 30-YEAR AVERAGE CONSIDERS ALL SITES WHETHER OR NOT AN UNIMPAIRED RUNOFF VALUE EXISTS FOR A RIVER IN THE BASIN.
(2) MEASURED FLOW IS THE OBSERVED FLOW AT THE SITE.
(3) UNIMPAIRED RUNOFF AVERAGE BASED ON DATA YEARS 1991-2020. (4) ACCRETIONS BETWEEN STATIONS.