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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 09379500 SAN JUAN RIVER NEAR BLUFF, UT


San Juan County, Utah
Hydrologic Unit Code 14080205
Latitude  37°09'02.44", Longitude 109°52'00.08" NAD83
Drainage area 23,000  square miles
Gage datum 4,048.00 feet above NGVD29
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00060, Discharge, cubic feet per second,
YEAR Monthly mean in ft3/s   (Calculation Period: 1963-10-01 -> 2016-10-31)

Period-of-record for statistical calculation restricted by user
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1963 660.6791.2786.3
1964 713.3518.8463.4499.61,6662,0331,8462,142934.5594.1709.1979.3
1965 1,9762,1581,3882,7734,6857,0444,8013,5412,9733,0983,8993,821
1966 3,2202,3253,2404,2434,3372,132871.2711.0714.21,5311,1741,168
1967 949.01,1561,291518.71,2631,498639.22,4511,570500.0633.2635.7
1968 579.3932.2811.41,3962,4014,0441,3302,866691.9915.0820.7733.7
1969 1,3472,3582,3313,6284,4033,9973,2921,6451,9763,3821,9851,775
1970 1,2202,3351,886823.32,2772,3261,2031,0665,1732,3052,2942,428
1971 2,6722,5941,6431,1581,4022,0701,0711,753865.21,619994.91,793
1972 1,9391,9041,9431,0861,3191,985277.8497.7946.75,5141,6111,629
1973 1,7743,2102,8854,3787,8987,7906,4783,6073,2732,1562,2562,288
1974 2,1631,6611,6821,0961,7201,161638.4405.8420.01,2191,183900.5
1975 956.9908.21,8172,6704,7916,6705,8772,3962,1711,7361,7211,879
1976 1,5741,4161,279883.22,9053,029846.7778.41,102831.8798.01,333
1977 1,360989.3683.3398.8339.3556.1940.21,318562.4633.5857.9789.8
1978 939.41,0941,6451,8482,5263,4201,021250.4496.2665.81,3131,238
1979 1,5152,3923,6729,63710,33010,3306,7182,312662.31,024897.82,044
1980 2,4203,3623,5954,7826,0116,3482,0041,2321,7841,3711,7471,600
1981 1,8901,373986.5654.0980.11,8251,789860.61,4311,8521,075986.2
1982 1,0581,1441,4692,2033,5804,2872,2543,2362,6901,6471,5681,979
1983 2,3402,4593,9054,9855,3515,9734,2542,3391,1751,8791,3871,645
1984 2,1142,7742,7742,9015,5163,6712,1362,3261,8082,2452,1002,412
1985 2,3863,0313,6806,4838,2118,7003,2611,4812,4341,9723,2003,384
1986 3,3742,7162,5594,0324,2945,9386,1593,1903,6673,3124,4353,768
1987 3,3293,6834,7236,8787,2969,0264,9451,7231,0451,1382,2031,215
1988 1,1591,5361,4821,7691,8212,5521,0331,8161,5201,0311,1531,166
1989 1,1191,3741,7271,7681,6301,289770.51,134476.8916.0904.7849.8
1990 746.9828.6797.7626.31,5851,963917.1909.71,1511,6251,1711,007
1991 1,0511,5521,1771,6813,3512,470805.1648.51,470715.01,4761,185
1992 859.01,4751,2033,2906,2674,5821,6211,0181,219883.81,011993.7
1993 2,0492,2725,7316,3586,8287,1231,7841,1921,4561,0521,1581,064
1994 1,045843.71,079926.74,6726,0441,958528.4976.51,1431,1211,031
1995 1,0051,1832,9653,2925,7438,7344,1501,5791,3491,1221,1791,063
1996 737.8796.8737.5597.51,9702,869796.7475.4859.51,518980.0767.8
1997 830.6813.02,5482,6715,6197,9862,3542,4932,7561,5631,2101,210
1998 1,3441,4021,3801,7145,5334,1901,5671,158698.81,8171,7451,051
1999 957.9942.6862.71,0863,0925,6132,7975,7214,7071,261910.6884.8
2000 879.3842.3977.81,7632,3252,175405.2663.5779.31,202993.7838.9
2001 811.6879.61,1181,3694,4484,694825.81,417622.8800.4802.1813.8
2002 796.8699.1665.1527.6634.6478.8380.2441.01,878759.7770.7679.5
2003 583.8589.6737.6551.11,3951,320512.6693.22,321804.9702.7523.8
2004 490.4515.7946.01,7712,2251,579538.6387.41,3051,070952.4771.3
2005 1,4031,7851,3203,2107,3766,0331,5951,086930.91,5641,032796.5
2006 740.1637.3664.3950.32,1742,9821,1431,4911,1843,1931,151941.9
2007 930.81,2511,4051,4084,9632,8691,1121,7811,4421,2891,1121,370
2008 1,5103,1224,6743,8524,3836,4681,645826.1966.6777.9914.7898.2
2009 876.3845.6911.01,0314,1243,077864.0588.4613.7605.0809.3841.7
2010 1,006993.21,1681,4241,7671,799888.01,6891,1841,037807.1829.5
2011 804.1808.5796.4766.01,1604,5761,553693.01,0511,004787.2744.6
2012 707.2709.9887.61,2162,350897.2883.3787.3797.8636.6615.4609.5
2013 541.1561.3529.6554.81,213583.6712.41,3623,092839.1839.9599.8
2014 503.5578.7653.9806.51,3812,114698.31,0281,0391,059845.0835.4
2015 733.0903.31,192680.81,3374,6681,9411,659878.01,334901.3706.1
2016 797.81,100999.6954.53,0266,5381,7321,779771.2769.8
Mean of
monthly
Discharge
1,340 1,520 1,770 2,240 3,580 4,040 1,940 1,530 1,510 1,430 1,320 1,290

** No Incomplete data have been used for statistical calculation