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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 11080500 EF SAN GABRIEL R NR CAMP BONITA CA


Los Angeles County, California
Hydrologic Unit Code 18070106
Latitude  34°14'09", Longitude 117°48'18" NAD27
Drainage area 84.6  square miles
Gage datum 1,567.04 feet above NGVD29
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00060, Discharge, cubic feet per second,
YEAR Monthly mean in ft3/s   (Calculation Period: 1932-12-01 -> 1979-08-31)
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1932 17.0
1933 44.947.961.254.238.928.313.38.816.887.409.1266.4
1934 301.647.545.429.118.914.98.666.777.6732.822.588.5
1935 135.2204.996.0203.0104.362.041.925.618.715.616.916.4
1936 14.8168.882.872.842.426.416.412.210.613.516.860.0
1937 74.3445.1403.9310.3222.1110.364.538.527.223.522.030.6
1938 38.5211.81,425293.6174.7115.572.345.835.431.227.663.4
1939 53.351.360.485.049.932.023.416.730.126.421.220.6
1940 55.689.283.772.149.131.622.717.816.115.919.260.6
1941 62.0335.6542.2463.2337.5171.299.762.738.733.331.144.6
1942 45.037.138.760.943.129.919.620.814.112.913.915.7
1943 419.6325.9559.3217.0154.094.252.836.628.824.923.964.4
1944 47.1157.5325.6258.1196.2114.068.544.631.326.3116.149.7
1945 37.9137.8132.8136.693.356.037.932.924.624.023.0172.0
1946 73.058.282.8193.895.252.737.526.621.827.1134.9203.3
1947 139.068.556.954.039.927.118.416.713.913.514.219.8
1948 16.723.428.249.538.921.812.79.448.229.199.4813.1
1949 16.922.839.251.336.019.311.28.197.318.7115.724.5
1950 28.954.532.534.723.314.49.556.806.646.638.729.82
1951 11.512.013.211.712.67.313.552.632.334.108.4849.2
1952 201.2109.4222.8280.8197.9103.762.340.928.821.523.430.2
1953 35.326.325.824.919.714.38.956.686.046.639.6410.3
1954 67.784.394.0170.877.040.325.720.516.114.822.823.8
1955 36.354.963.750.666.441.026.318.215.113.915.816.6
1956 57.347.832.440.761.734.720.914.411.413.213.014.3
1957 53.568.069.245.140.530.319.115.512.516.920.5109.3
1958 61.7247.7314.7599.0243.7123.769.643.331.424.322.820.8
1959 22.775.660.643.731.719.612.510.413.410.511.212.6
1960 19.325.325.422.628.114.57.926.055.317.0921.314.7
1961 15.214.112.611.18.785.122.622.282.553.218.3334.5
1962 21.6351.5141.1137.479.749.032.722.516.815.614.214.6
1963 14.433.821.626.027.317.08.856.3911.910.818.915.7
1964 18.017.117.250.339.523.311.48.086.306.6211.014.5
1965 17.415.413.9109.483.338.718.112.310.99.32445.0364.6
1966 282.0137.795.876.556.841.128.821.318.016.722.8379.2
1967 133.5119.6212.8288.7334.2151.981.651.738.430.251.650.5
1968 43.569.373.159.246.433.024.618.116.115.315.516.6
1969 755.71,092615.9396.9258.5171.6100.258.642.735.033.727.1
1970 29.137.5111.059.943.427.919.317.314.816.634.562.2
1971 69.049.934.731.823.817.515.811.910.210.111.666.7
1972 59.632.727.722.418.314.79.668.688.828.7312.614.8
1973 24.6206.4212.6165.3145.871.743.930.520.617.920.922.3
1974 92.656.6102.876.949.231.221.815.512.512.911.616.2
1975 10.623.059.946.951.621.818.512.710.310.511.714.3
1976 11.863.268.248.340.923.915.611.246.921.617.415.4
1977 39.126.523.526.867.146.624.119.814.612.913.267.8
1978 265.3853.21,238501.8319.7193.0112.160.945.232.134.851.9
1979 92.4158.9216.7299.9210.4118.357.943.3
Mean of
monthly
Discharge
89 140 177 135 95 54 33 22 18 17 33 55

** No Incomplete data have been used for statistical calculation