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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 11319500 MOKELUMNE R NR MOKELUMNE HILL CA


Calaveras County, California
Hydrologic Unit Code 18040012
Latitude  38°18'46", Longitude 120°43'09" NAD27
Drainage area 544  square miles
Gage datum 584.88 feet above NGVD29
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00060, Discharge, cubic feet per second,
YEAR Monthly mean in ft3/s   (Calculation Period: 1927-10-01 -> 2012-09-30)
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1927 175.0495.3285.2
1928 357.1495.62,8862,2402,706470.6106.5113.9118.969.670.0104.5
1929 98.7216.4450.51,0162,244999.6125.884.771.354.325.3233.4
1930 289.2526.91,0351,8951,8181,219114.477.567.785.1118.370.1
1931 99.4250.9216.3394.5294.7282.3478.7477.4269.5173.8153.5310.2
1932 432.8974.4786.81,0422,7202,958678.8523.3537.5525.2288.9211.7
1933 217.2183.0413.0582.2963.81,872584.5547.4540.2536.5307.1444.8
1934 523.1586.6643.4419.0303.5311.5361.5285.5278.5271.0323.0401.8
1935 506.9607.9560.92,2412,4412,228522.5487.2497.7505.8348.3242.9
1936 690.12,1031,1732,5703,1272,265549.3498.0513.4499.0405.9272.8
1937 238.41,0621,0221,3723,2201,810541.2481.0479.5485.7378.21,097
1938 609.41,6232,7113,5414,1763,479859.2536.4500.1540.4573.7566.6
1939 416.8268.7483.3814.8570.0340.4281.5279.6288.3320.2337.9490.5
1940 983.61,4682,1272,4913,2361,488563.9494.9498.1425.6245.8507.3
1941 815.01,3771,5431,1733,2822,306685.2530.2501.8523.2522.7697.4
1942 1,4011,9231,0731,8673,1293,069988.1564.4520.8514.6713.9764.0
1943 1,5021,1662,7042,8252,7381,880564.0525.1517.4536.5519.7290.6
1944 367.0383.7653.8845.51,383978.3498.0497.9491.6500.0697.3756.3
1945 611.61,692781.71,3992,3292,183641.5551.7510.3537.3599.31,724
1946 1,275623.8895.11,3662,4061,328537.0479.7489.2516.5459.1525.2
1947 358.2491.8630.7699.0744.1509.1493.1480.7481.8523.5494.3355.5
1948 509.2355.4365.91,0691,9112,758477.7516.5507.6527.1504.0449.7
1949 257.9209.1730.11,7811,5131,225482.4493.9485.3495.0397.8220.6
1950 597.4974.81,0251,6922,7602,409523.4499.3502.8544.93,2754,375
1951 1,7971,6501,6531,5351,937929.4523.7487.6490.0482.3611.41,039
1952 1,4001,3821,4973,2475,0923,7941,410667.7586.3585.3633.7722.9
1953 974.9721.3715.41,0291,2202,074877.7590.0620.6669.8645.5604.1
1954 607.8667.0907.01,2171,425696.9508.9548.0599.9603.1672.8547.8
1955 470.5471.2588.2485.3775.0877.7527.7539.7529.8531.2552.72,644
1956 2,9031,7071,5411,6253,1113,292818.4582.4560.4635.4710.3722.0
1957 579.4726.2779.6691.71,5052,157530.2492.5524.6629.0714.4690.9
1958 765.61,4271,5142,3843,2563,599987.1708.3583.6631.0627.1535.5
1959 627.7789.5643.9386.1413.0489.5500.5500.8497.7512.3495.1508.6
1960 325.2580.1489.8507.8924.4887.5481.2496.5494.6490.9491.5504.5
1961 368.6262.4272.1296.7343.0488.0484.4473.5492.6490.2306.1295.5
1962 324.9970.2810.01,4521,1112,191620.0584.8558.6639.0619.6600.2
1963 742.41,482736.21,7453,4822,332664.0611.8595.3604.1686.4697.2
1964 751.5632.0537.8519.4517.0552.2576.9553.7563.4579.3704.13,283
1965 2,6231,5461,1891,8422,1912,702913.4718.0923.9895.7943.6741.5
1966 653.8407.4673.3850.8735.9439.2520.2525.1589.2524.2661.31,154
1967 1,092971.11,5511,8252,6304,1912,074636.6627.1626.0654.2636.7
1968 622.1783.6726.1616.0468.7616.0482.5493.6524.2513.1656.4708.9
1969 2,6251,8511,5692,4864,5803,6841,143787.5761.1768.5648.6874.6
1970 2,6251,5061,6061,1191,8611,999717.8550.7548.2572.4861.71,191
1971 1,0391,0861,2401,2101,0642,145946.5858.1671.4698.4538.4656.7
1972 578.2498.8913.0805.5623.51,177596.9530.9546.0588.9646.4729.9
1973 1,2271,4041,2691,2792,2211,696736.8537.7559.3607.9901.81,210
1974 1,4591,1231,8981,9062,2642,347994.3896.9731.8567.1502.4521.2
1975 448.0658.11,2081,2211,7562,9791,083888.5872.3730.9687.4622.2
1976 448.5223.6253.3272.0286.4268.1263.1275.6275.3187.1194.2137.8
1977 171.3100.4114.6220.8289.7261.7264.8257.3285.58.9737.9375.5
1978 1,1671,1751,5701,9051,8333,1961,081847.6670.6587.8564.3503.7
1979 791.1878.11,3171,4411,9171,531624.4568.6523.2551.3641.7775.5
1980 2,7162,6671,8471,4542,1532,8571,264579.6563.2562.5549.3607.7
1981 671.5616.6554.1684.3505.8524.1541.4449.6492.3558.3745.71,348
1982 1,7752,9882,5384,1144,6623,0431,266879.3707.5761.11,3931,976
1983 1,9302,7103,9502,3493,4146,2433,3841,117949.1898.31,9422,910
1984 1,8541,5251,5591,3362,3501,823932.2788.6573.5622.1767.8691.9
1985 388.6626.9824.61,031514.9493.6490.0542.4556.4590.5653.9634.3
1986 851.04,7883,1222,0933,1452,221723.9606.0607.8602.6619.5528.3
1987 406.0311.1402.0362.7273.1355.0523.0507.3463.7230.6217.0285.3
1988 346.8242.4265.3307.7366.9446.7452.2376.4337.2217.2210.0209.9
1989 208.6255.0982.91,3511,7181,171556.5502.7549.6376.2603.8562.6
1990 530.2399.8529.4392.8524.0565.4520.9464.5469.8512.5143.3186.4
1991 65.5132.5357.3427.4484.2725.1533.3468.3482.5526.9560.1499.6
1992 366.4498.1635.2395.9331.2291.1482.5467.9322.6308.7244.0387.7
1993 1,2261,3171,9501,7332,8622,965847.4856.9571.9640.9524.4512.2
1994 324.2280.7289.4276.7345.8471.9369.1410.8541.6528.5228.5521.1
1995 1,7761,3073,3072,7474,0615,0702,951805.7774.8807.4554.6584.2
1996 712.61,9752,1021,9893,6901,892719.0699.5561.5522.8879.92,286
1997 5,6592,0121,5291,5822,3911,350617.9647.6598.0629.8685.1442.0
1998 1,0042,2142,0582,0682,6114,7372,175929.9816.9675.4690.9789.5
1999 1,1122,1451,4641,4491,9872,578945.1648.0606.6555.7651.0547.3
2000 812.91,4191,5151,1242,0681,373811.3680.8533.3547.8598.7553.1
2001 308.2313.1600.2890.9703.0519.7535.5497.4450.3399.5325.9593.2
2002 867.4644.41,1231,093853.71,009494.9491.0482.9504.2559.3652.4
2003 918.9879.8770.5993.01,7052,057560.3513.6564.7565.1526.7756.3
2004 833.0856.71,267781.2442.5778.9504.9531.5499.7271.9543.5726.5
2005 1,3551,3972,0032,0422,9312,8331,172776.9668.9517.9615.41,694
2006 1,7771,4242,5854,8964,7593,1841,122843.3513.0544.5609.8733.2
2007 523.4629.9745.7475.2561.2461.1509.5493.4489.6335.0540.6401.3
2008 478.6525.9748.5477.9648.8585.3384.7458.5338.3499.1538.0463.0
2009 678.1683.31,2921,1672,591959.9637.8555.9418.2427.6469.9555.5
2010 738.4758.0958.51,3661,8952,225781.8455.2341.8624.3648.12,093
2011 1,6681,4072,9022,8822,8254,1092,361558.4402.8586.6591.2578.5
2012 635.7252.1631.7978.11,310615.3479.7444.9439.3
Mean of
monthly
Discharge
928 1,030 1,200 1,400 1,900 1,790 756 556 520 510 580 776

** No Incomplete data have been used for statistical calculation