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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 11046500 SAN JUAN C NR SAN JUAN CAPISTRANO CA


Orange County, California
Hydrologic Unit Code 18070301
Latitude  33°31'08", Longitude 117°37'27" NAD27
Drainage area 106  square miles
Gage datum 150.00 feet above NGVD29
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00060, Discharge, cubic feet per second,
YEAR Monthly mean in ft3/s   (Calculation Period: 1928-10-01 -> 1969-08-31)
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1928 0.0000.0000.000
1929 0.1231.801.040.2400.0000.0000.0000.0000.0000.0000.0000.000
1930 3.760.91436.95.036.630.0000.0000.0000.0000.0000.0000.000
1931 1.876.140.7840.0000.0000.0000.0000.0000.0000.0000.0006.94
1932 4.32208.436.07.962.290.0330.0000.0000.0000.0230.0070.323
1933 12.86.241.380.0400.2840.0000.0000.0000.0000.0000.0000.839
1934 15.72.862.020.2770.0000.0670.0000.0000.0000.7741.132.76
1935 4.585.683.374.640.3000.0700.0000.0000.0000.0500.2000.348
1936 0.29423.83.704.440.4580.0700.0000.0000.0000.8810.67014.3
1937 22.6460.9179.666.920.27.922.731.651.971.001.502.50
1938 3.6911.8509.450.724.69.554.352.641.451.791.9011.6
1939 9.4031.413.310.63.961.891.110.6452.353.031.752.14
1940 11.649.116.424.05.891.821.150.7610.5701.121.3312.3
1941 6.01181.1328.1232.149.917.35.193.301.743.265.306.25
1942 5.924.345.986.243.151.040.5320.2650.2300.3970.6731.68
1943 129.699.1186.147.415.15.422.231.480.9801.732.438.48
1944 6.4371.775.420.59.374.672.891.551.181.046.834.48
1945 4.2023.374.226.77.802.681.200.7390.3670.8901.048.88
1946 4.093.844.467.832.920.7430.2970.3870.2870.2104.685.36
1947 4.473.911.870.5400.3810.3200.3160.1810.1330.2970.2932.48
1948 1.171.990.8000.6430.1940.2900.2000.1550.2070.3000.1670.310
1949 1.571.951.230.2170.1480.1030.0390.0000.0000.0000.1030.223
1950 1.691.660.5390.2530.1680.1000.0900.0710.0600.0290.3530.716
1951 0.1940.4790.3160.2100.2550.1400.1290.0000.1070.2710.3301.71
1952 72.312.2194.848.514.14.642.031.010.7171.063.534.95
1953 4.843.542.470.7270.6290.7800.6390.5710.7130.6710.7730.745
1954 8.2013.230.525.86.051.660.8580.6970.4970.5292.733.06
1955 4.033.553.080.3430.6420.4800.3390.3740.4130.3480.3200.394
1956 65.54.552.052.101.680.5000.3710.5060.4971.110.8571.20
1957 3.093.562.630.8200.6770.5400.2900.3520.4670.8391.121.46
1958 1.346.00157.1249.026.75.941.911.681.431.471.431.79
1959 3.1413.32.960.9830.9290.4330.3260.2190.2230.3870.5131.31
1960 6.2910.42.693.100.7060.2570.1100.1230.1000.1190.5300.613
1961 0.4000.2500.3060.1430.1160.1000.1100.0100.1570.0970.8303.19
1962 5.5968.723.21.860.3870.2200.2030.0870.0070.0900.4970.416
1963 0.2003.461.070.4670.3060.1970.1770.0160.0000.6392.490.848
1964 0.6030.4380.4130.4770.2770.2230.0060.0000.0000.0000.0000.165
1965 0.5030.3540.1870.9030.1900.0530.0000.0000.0000.00050.535.7
1966 23.020.19.023.311.741.380.5680.0840.0230.0772.12241.9
1967 73.329.119.238.617.56.801.390.8031.101.198.568.73
1968 4.723.927.781.760.3790.0000.0000.0000.0000.0000.7652.19
1969 315.6718.5192.852.519.811.65.084.32
Mean of
monthly
Discharge
21 52 52 23 6.0 2.2 0.90 0.60 0.45 0.63 2.6 9.8

** No Incomplete data have been used for statistical calculation