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USGS Surface-Water Monthly Statistics for the Nation

The statistics generated from this site are based on approved daily-mean data and may not match those published by the USGS in official publications. The user is responsible for assessment and use of statistics from this site. For more details on why the statistics may not match, click here.

USGS 11082000 WF SAN GABRIEL R A CAMP RINCON CA


Los Angeles County, California
Hydrologic Unit Code 18070106
Latitude  34°14'28", Longitude 117°51'45" NAD27
Drainage area 104  square miles
Gage datum 1,474.94 feet above NGVD29
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00060, Discharge, cubic feet per second,
YEAR Monthly mean in ft3/s   (Calculation Period: 1927-10-01 -> 1978-08-31)
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1927 12.521.135.0
1928 27.469.835.121.813.98.653.162.152.492.748.176.91
1929 17.638.157.778.819.79.824.091.565.502.053.594.70
1930 28.827.192.943.870.717.56.723.643.934.337.7711.5
1931 17.782.717.357.327.212.74.692.892.744.2313.967.8
1932 44.9493.2143.769.745.127.214.36.855.565.926.4712.6
1933 117.686.677.040.428.714.64.823.062.723.224.4968.5
1934 199.550.538.919.49.619.203.692.542.9327.716.0106.2
1935 159.2188.491.0175.679.443.027.214.310.69.8914.015.1
1936 14.5136.563.759.635.521.29.104.583.507.499.5775.4
1937 79.6369.8396.9280.8179.5122.945.138.914.814.416.129.8
1938 36.5232.11,776195.5100.273.3113.3131.125.223.223.1118.4
1939 66.646.058.375.832.719.012.39.2973.625.517.018.5
1940 64.4122.980.441.424.818.019.920.67.659.0611.458.8
1941 50.0620.3914.0527.2310.2195.183.056.637.544.243.651.6
1942 50.139.939.240.931.621.512.58.8411.18.619.8711.9
1943 757.1408.6758.1224.7147.193.855.531.932.322.221.9107.7
1944 50.8349.0482.2238.4177.3118.271.943.153.027.5108.338.5
1945 35.5128.379.967.246.035.723.818.616.617.734.7164.9
1946 43.143.6147.7207.256.529.817.211.59.1917.7231.5312.6
1947 167.781.558.145.729.621.212.19.668.238.429.5517.2
1948 15.530.331.038.926.713.46.425.094.194.575.2010.6
1949 16.620.327.020.221.817.312.011.67.282.557.8118.6
1950 21.433.216.920.417.416.412.811.59.103.963.794.75
1951 6.517.298.837.056.172.951.170.8294.293.957.9537.0
1952 458.598.9335.4173.299.254.038.635.431.888.628.387.0
1953 63.522.822.520.821.315.35.253.373.022.705.206.09
1954 66.353.657.759.740.926.118.215.334.87.989.0911.7
1955 24.923.725.117.534.919.914.311.912.212.45.736.83
1956 39.119.611.932.237.816.49.086.666.005.4717.64.57
1957 39.737.835.619.522.415.18.356.949.9012.67.7890.9
1958 29.4280.5266.7628.4155.175.276.093.061.444.418.116.7
1959 33.7120.840.320.621.515.210.69.679.178.906.869.50
1960 18.319.316.712.911.35.8213.111.24.034.0318.89.19
1961 13.311.08.616.795.633.151.701.841.787.366.4732.9
1962 17.0592.1124.261.841.636.941.440.747.539.39.3710.2
1963 11.739.717.018.824.427.220.03.607.516.7212.29.96
1964 15.39.9615.843.628.314.14.002.622.452.326.189.40
1965 11.09.978.4899.730.125.018.716.317.011.3604.5420.6
1966 433.1110.073.5150.844.628.816.513.010.510.126.2291.2
1967 135.8115.0228.1317.5272.6131.065.959.559.670.8128.581.0
1968 49.459.355.333.625.521.416.715.413.621.712.812.8
1969 1,4411,736571.1263.4144.991.465.853.542.641.470.324.5
1970 29.881.7212.840.029.222.416.513.913.413.9109.7116.6
1971 102.848.535.027.624.119.217.323.921.821.711.361.0
1972 46.722.815.512.39.818.156.1617.310.112.512.014.0
1973 23.7366.1219.8117.851.738.534.122.527.017.436.331.0
1974 184.660.987.046.734.630.424.525.523.831.935.019.6
1975 15.825.157.747.537.221.018.130.428.825.59.8210.9
1976 10.069.744.526.316.612.010.714.540.232.010.49.73
1977 33.416.515.827.948.719.410.821.319.217.614.347.1
1978 309.1841.41,469546.4362.7150.454.639.9
Mean of
monthly
Discharge
113 169 188 107 63 37 24 21 18 17 37 56

** No Incomplete data have been used for statistical calculation