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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 11047500 ALISO C A EL TORO CA


Orange County, California
Hydrologic Unit Code 18070301
Latitude  33°37'34", Longitude 117°41'03" NAD27
Drainage area 7.91  square miles
Gage datum 440.00 feet above NGVD29
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00060, Discharge, cubic feet per second,
YEAR Monthly mean in ft3/s   (Calculation Period: 1930-10-01 -> 1980-08-31)
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1930 0.0000.0000.000
1931 0.0000.2360.0000.1300.0000.0000.0000.0000.0000.0000.7731.68
1932 0.0877.030.0000.0000.0000.0000.0000.0000.0000.0000.0000.000
1933 2.680.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.419
1934 1.580.3610.1970.0000.0000.0000.0000.0000.0000.3000.2730.471
1935 3.161.684.440.1470.0000.0000.0000.0000.0000.0000.0000.000
1936 0.0006.120.0000.0070.0000.0000.0000.0000.0000.0030.0005.92
1937 3.2128.41.550.0170.0000.0000.0000.0000.0000.0000.0000.000
1938 0.0002.8923.40.1030.0000.0000.0000.0000.0000.0000.0003.50
1939 1.151.490.2970.0000.0000.0000.0000.0000.9030.0000.4670.000
1940 0.7552.280.3550.3370.0000.0000.0000.0000.0000.0000.0001.32
1941 0.15220.418.13.440.0870.0000.0000.0000.0000.0000.0000.226
1942 0.0710.0000.0030.1530.0000.0000.0000.0000.0000.0000.0000.000
1943 19.66.964.790.4070.0000.0000.0000.0000.0000.0000.0002.33
1944 0.0006.630.0481.470.0000.0000.0000.0000.0000.0002.620.935
1945 0.0001.630.9840.0000.0000.0000.0000.0000.0000.0000.0001.13
1946 0.0000.0000.6840.0130.0000.0000.0000.0000.0000.0000.7830.535
1947 0.0000.0000.0000.0001.250.0000.0000.0000.0000.0000.0870.813
1948 0.0000.4310.4710.3670.0000.0000.0000.0000.0000.0000.0000.003
1949 0.0060.0000.0000.0000.0000.0000.0000.0000.0000.0000.0030.003
1950 0.0030.1820.0030.0030.0000.0000.0000.0000.0000.0000.0000.000
1951 0.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0030.252
1952 15.10.0008.350.1230.0000.0000.0000.0000.0000.0000.0700.613
1953 0.0450.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.000
1954 0.7030.6070.0450.0000.0000.0000.0000.0000.0000.0000.0000.000
1955 0.1000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.000
1956 6.940.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.000
1957 0.0060.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.000
1958 0.0004.367.5511.40.0000.0000.0000.0000.0000.0000.0000.000
1959 0.0000.0460.0000.0000.0000.0000.0000.0000.0000.0000.0000.000
1960 0.1190.0970.0000.0000.0000.0000.0000.0000.0000.0000.0000.000
1961 0.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.0000.039
1962 0.0812.210.7390.0000.0000.0000.0000.0000.0000.0000.0000.000
1963 0.0001.040.0680.0000.0000.0000.0000.0000.0000.0060.3500.006
1964 0.1710.0210.1320.4631.251.560.6770.4810.5530.2810.2000.123
1965 0.1060.1000.3450.8200.1900.4000.3100.0450.2500.6653.171.99
1966 0.0740.0540.0030.0100.1190.0000.0000.0060.0030.0650.0307.24
1967 1.790.0040.0060.0330.0450.0670.0130.0030.0570.0481.580.355
1968 0.2100.0970.2870.1400.0900.0370.0350.1160.0230.7000.5200.077
1969 17.853.81.180.6470.5320.0770.0000.0000.0000.0000.0230.000
1970 0.0130.0710.6770.0000.0000.0000.0000.0000.0000.0000.2470.397
1971 0.0550.0460.0000.0070.0000.0300.0320.0450.0630.0580.0432.12
1972 0.2190.6690.1480.0200.0190.0500.0260.0940.0900.0351.150.445
1973 1.836.530.9740.0000.0000.0000.0000.0000.0000.0000.0400.087
1974 4.080.3431.430.1930.0000.0070.0000.0000.0070.0710.0001.31
1975 0.0000.5461.941.120.2060.1730.0000.0000.0000.0000.0300.016
1976 0.0000.4520.1390.1330.0130.0800.0350.0900.6270.0160.2670.206
1977 0.5450.8360.2740.0000.4900.0000.0000.4350.0500.0000.3870.790
1978 2.488.116.013.210.1000.1000.1000.1000.1000.1001.791.11
1979 8.994.8610.51.170.8840.4870.6290.7061.472.150.6070.800
1980 16.564.48.480.9730.6740.5200.5580.713
Mean of
monthly
Discharge
2.2 4.7 2.1 0.54 0.12 0.07 0.05 0.06 0.09 0.09 0.31 0.75

** No Incomplete data have been used for statistical calculation