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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 06934500 Missouri River at Hermann, MO


Montgomery County, Missouri
Hydrologic Unit Code 10300200
Latitude  38°42'35.3", Longitude  91°26'18.6" NAD83
Drainage area 522,500  square miles
Gage datum 481.50 feet above NAVD88
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00060, Discharge, cubic feet per second,
YEAR Monthly mean in ft3/s   (Calculation Period: 1957-10-01 -> 2010-08-31)

Calculation period restricted by USGS staff due to special conditions at/near site
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1957 46,83033,61034,430
1958 24,15032,120103,80073,24073,99071,640179,800127,20076,31052,77043,62024,530
1959 25,12058,86071,55072,32095,02077,38059,77055,20049,69096,82037,97032,180
1960 52,95049,02067,740213,500139,00079,97075,72052,67052,69041,40044,58028,970
1961 22,34029,710107,000124,500196,60078,95080,49055,280137,70080,410144,30045,110
1962 46,980121,600132,300104,10060,130107,90075,65051,03055,49060,15043,45024,710
1963 17,35025,62069,17045,80075,08052,66045,25040,76037,80036,68038,78017,060
1964 18,13019,25022,81080,92063,250121,00059,69041,07052,24038,17043,77024,730
1965 43,74037,94099,460137,30061,870111,400147,10056,540159,50084,05054,99044,980
1966 44,25064,74056,71077,60071,10073,25052,94050,63043,75041,62042,27027,660
1967 21,57027,48029,91083,48066,590228,800118,90057,52052,46073,05084,52065,110
1968 33,74062,47051,33081,93079,48069,59059,45083,27049,89062,39076,42066,380
1969 69,98094,530109,000175,800126,100140,100195,20078,51095,790140,70076,03047,840
1970 31,05041,85055,050119,400137,400137,80053,89059,640109,00099,89078,98050,520
1971 50,86084,590108,40064,92089,330106,30076,63060,60058,17060,12074,05086,050
1972 47,78039,32060,61081,510116,40071,54063,35070,38085,20068,060134,00066,550
1973 129,000135,300267,500333,400192,100113,40092,29072,91084,410221,900127,600127,400
1974 114,700115,600129,10087,050143,800132,60055,88053,65064,25051,460104,40054,780
1975 58,920103,100108,300124,00088,110112,50082,57080,75092,73079,59081,53068,900
1976 40,19049,54080,480101,100103,80070,00059,47047,25043,76048,19045,64036,060
1977 21,56034,15042,84050,66053,72083,47077,15058,670128,40093,350125,10047,200
1978 32,83026,710169,800173,200145,40088,50090,99079,90089,05067,76077,62054,110
1979 32,39067,340192,800158,500116,60094,39099,20070,26063,34050,90070,92054,960
1980 41,55049,36073,320124,50058,97083,45048,86049,91050,70045,26047,03040,750
1981 26,23030,03030,91051,39097,480117,900153,30089,73054,83052,73059,75049,080
1982 37,450136,800111,20076,770124,400223,500135,000100,100103,40072,68080,840178,900
1983 77,94090,670119,100233,600204,200156,000109,30063,47056,77061,360103,10084,000
1984 50,60092,710169,500248,400205,500206,700164,10071,99067,41078,200111,30085,940
1985 96,820124,400171,700122,800106,400152,70071,77081,99068,530156,000152,700116,300
1986 61,03091,41088,880107,300155,50099,990132,40076,070107,100286,700149,700133,100
1987 71,28080,110146,800177,800123,600105,90099,33077,30072,11053,73063,93098,760
1988 67,45075,41084,420105,80064,74046,15044,01042,79045,28046,66047,28037,250
1989 36,85039,12052,97057,54047,71057,02048,90056,41097,11044,86034,26021,740
1990 31,01048,73095,37089,980183,600183,50089,71074,70045,45045,56029,40030,970
1991 48,93048,92042,31080,810115,90092,64052,84039,54040,72040,81035,13044,960
1992 39,35050,86062,680100,00062,21059,600119,100109,00080,98061,050118,200146,000
1993 108,00096,640149,200197,800194,900176,000376,300306,600243,500169,000127,90091,390
1994 62,38086,920107,000173,200174,000127,30085,75057,14056,26049,16082,22064,080
1995 67,75066,51063,900109,400313,000282,300178,000118,90083,03079,19085,28058,130
1996 44,37052,84058,71082,620194,500199,600132,300110,40092,02097,000135,500100,200
1997 61,600126,600146,700193,800154,800155,800107,70090,26091,42093,95096,170103,000
1998 89,85091,360148,400189,300111,000158,400130,900100,60091,140173,000174,800106,800
1999 77,160124,000107,100172,200220,400172,800147,20083,94069,70066,65063,82057,860
2000 49,21046,86054,73051,16054,60075,50070,33056,84045,94046,94047,80030,040
2001 32,83084,590123,700118,700116,400206,20097,45061,24059,41057,83044,68043,600
2002 34,88054,45044,96065,810184,500100,80047,81044,48041,61042,67040,36028,910
2003 25,54029,00038,13047,17081,73065,03053,39037,92050,85038,50044,66048,240
2004 51,04038,740103,70070,60094,400107,20087,79072,82062,07042,64070,61065,000
2005 119,500102,70047,20065,80073,500128,00056,58057,68055,42049,25026,79028,190
2006 30,10030,54034,46050,96072,36048,25040,97042,66044,79035,23024,82033,720
2007 39,46051,90080,230106,700200,900130,300107,00080,28055,93071,04042,76046,160
2008 53,66080,190144,800171,200138,800231,200168,20087,760141,50078,91068,46055,240
2009 60,07061,86092,290126,000186,200158,00095,23081,77066,250122,200134,20075,770
2010 101,40095,640171,800159,800202,900230,400194,400138,500
Mean of
monthly
Discharge
52,400 67,900 96,300 119,000 125,000 124,000 101,000 74,800 75,400 76,500 76,000 61,000

** No Incomplete data have been used for statistical calculation