Global River Discharge Database | Center for Sustainability and the Global Environment (SAGE)

Results

Country:	U.S.A.
Station:	MISSOULA, MT.
River:	CLARK FORK
Area:	44053817.12
Lat:	46.87
Lon:	-114.12
Source:	USGS
PointID:	12353000
Area Units:	km²
Discharge Units:	m³/_sec
Starting Year:	1918
Ending Year:	1992
Total Years:	75
Total Usable Years:	71

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Avg Annual
1918	45.31	52.42	66.47	52.28	174.09	160.14	62.21	53.42	68.11	60.84	83.92	48.78	77.33
1919	79.62	104.47	408.4	347.19	359.7	579.06	141.73	68.06	133.46	139.72	80.41	65.13	208.91
1920	78.12	98.55	70.44	211.77	152.14	95.65	133.01	87.22	170.23	45.9	50.56	49.23	103.57
1921	56.82	63.16	86.38	77.51	332.81	227.32	239.24	162.12	107.6	47.43	36.95	38.18	122.96
1922	35.31	46.2	171.77	317.39	187.13	110.81	312.94	90.95	44.54	24.58	134.3	47.23	126.93
1923	47.62	39.22	55.27	72.25	178.11	812.69	344.85	139.97	97.84	194.37	73.43	61.31	176.41
1924	51.59	73.17	76.23	93.73	79.66	129.74	158.42	152.81	93.48	35.62	29.44	39.63	84.46
1925	22.79	78.66	63.85	136.24	85.44	463.79	106.78	133.96	85.31	44.16	42.9	34.93	108.23
1926	33.62	78.81	70.13	157.33	72.67	69.55	65.16	62.32	327.13	255.7	86.9	57.71	111.42
1927	51.05	63.83	86.08	862.15	271.31	553.34	226.88	574.41	336.54	291.54	93.84	66.74	289.81
1928	68.37	124.32	76.87	139.3	83.54	259.28	415.19	463.58	137.35	95.24	358.79	150.68	197.71
1929	86.19	186.31	276.71	556.34	371.36	652.31	192.22	101.61	52.06	58.88	62.51	47.56	220.34
1930	39.24	87.02	56.61	112.97	586.9	396.35	98.02	126.76	166.43	124.55	123.43	90.62	167.41
1931	61.6	69.58	75.19	112.31	161.94	131.47	88.42	142.26	194.35	88.18	459.26	154.69	144.94
1932	157.94	156.33	159.2	133.07	101.88	273.43	219.85	103.82	144.66	50.23	36.95	33.19	130.88
1933	39.71	40.22	53.56	91.06	168.05	49.98	57.72	84.39	193.87	55.03	38.19	43.76	76.3
1934	39.1	39	44.7	37.2	57.97	81.65	33.41	12.87	42.98	33.05	50.98	34.55	42.29
1935	25.19	33.8	32.4	25.89	534.01	1152.5	315.76	92.02	240.63	110.36	122.1	78.04	230.23
1936	57.91	109.45	128.29	54.06	284.32	119.27	31.33	15.64	43.91	46.8	17.59	20.76	77.44
1937	19.72	224.65	134.4	57.83	48.38	149.46	106.81	87.81	53.61	24.08	18.34	18.03	78.59
1938	22.86	30.01	39.4	45.48	411.87	445.06	168.39	153.76	84.61	37.11	31.01	23.54	124.43
1939	27.44	24.47	110.15	158.1	62.32	313.2	135.05	131.88	23.52	15.02	14.68	16.64	86.04
1940	11.56	22.6	53.73	35.93	102.89	97.17	41.1	86.94	80.14	27.33	27.37	28.22	51.25
1941	52.78	84.33	70.99	123.8	108.64	768.94	186.85	194	332.71	1045.51	331.71	189.02	290.77
1942	182.28	156.45	188.48	205.99	462.22	747.26	257	203.41	524.71	186.06	97.55	153.13	280.38
1943	107.68	229.8	92.7	130.72	206.91	1265.48	229.67	104.37	45.85	41.53	39.03	31.86	210.47
1944	39.08	48.53	232.27	1005.71	759.26	453.5	326.52	568.01	376.81	136.84	92.46	357.56	366.38
1945	115.96	124.24	370.47	845.59	1105.55	790.8	768.47	186.13	82.48	110.8	64.51	46.3	384.28
1946	89.3	78.81	142.87	116.2	135.27	180.4	236.13	106.71	384.19	311.03	227.74	108.39	176.42
1947	84.28	80.05	197.17	616.58	227.2	1130.04	333.78	85.98	46.93	36.68	35.42	60.63	244.56
1948	47.69	99.51	586.37	154.61	171.14	230.36	595.75	248.07	83.12	44.95	52.81	48.24	196.88
1949	257.21	589.13	538.98	234.42	452.75	854.32	446.06	131.98	251.51	145.34	74.89	57.32	336.16
1950	65.07	72.86	84.79	60.82	341.48	271.36	1035.54	659.42	360.22	450.03	130.76	87.6	301.66
1951	75.4	85.71	160.05	214.11	782.22	2233.27	3771.19	662.34	1264.73	345.47	244.76	147.56	832.23
1952	138.79	143.69	386.83	622.79	328	172.5	240.11	112.31	73.48	36.99	44.36	51.03	195.91
1953	56.74	80.47	78.94	59.96	87.12	114.12	62.91	39.35	26.65	20.55	27.42	39.07	57.78
1954	23.21	33.72	29.22	25.97	79.13	349	43.64	237.67	49.22	42.53	24.75	22.45	80.04
1955	22.63	110.79	67.63	53.3	45.7	118.97	92.32	19.51	16.75	62.29	18.03	16.95	53.74
1956	15.95	22.92	24.14	23.93	29.11	62.02	127.41	30.95	14.86	10.34	14.28	13.16	32.42
1957	10.3	17.98	21.91	81.43	238.28	535.69	441.57	152.98	148.29	135.98	84.7	53.99	160.26
1958	50.75	69.31	298.77	277.3	305.15	233.8	783.24	408.81	450.47	192.65	128.57	78.07	273.07
1959	69.72	145.53	173.45	210.92	552.06	272.12	307.74	77.97	126.44	356.86	94.81	67.34	204.58
1960	120.41	199.15	494.31	909.54	434.94	399.3	237.86	147.24	142.7	86.12	73.37	70.95	276.32
1961	50.48	74.44	264.09	285.7	779.34	634.87	239.76	160.29	437.54	420.4	467.41	149.78	330.34
1962	234.67	518.57	374.28	219.95	215.81	551.68	393.28	239.42	226.8	159.49	95.06	67.85	274.74
1963	53.64	80.56	152.25	86.1	145.3	99.68	159.85	65.6	87.78	109.59	67.33	30.04	94.81
1964	40.11	35.14	29.81	77.42	89.81	253.46	183.95	54.77	94.88	50.7	84.68	34.95	85.81
1965	66.38	66.49	373.16	163.33	87.32	626.09	662.69	126.31	417.46	258.97	136.42	108.54	257.76
1966	87.02	114.05	101.38	79.71	66.87	166.22	54.19	75.25	79.66	58.15	41.18	33.31	79.75
1967	24.86	22.64	17.91	109.88	43.16	1300.66	364.26	153.54	234.7	329.85	125.12	93.49	235.01
1968	87.23	79.11	54.27	146.08	110.78	127.96	209.14	559.72	136.8	272.43	175.12	133.68	174.36
1969	117.38	236.21	586.9	564.73	546.96	517.85	378.49	122.69	136.66	77.89	80.87	81.7	287.36
1970	26.67	59.78	54.23	137.39	246	646.46	77.72	41.77	157.85	129.79	74.76	53.57	142.17
1971	52.15	216.68	254.98	85.1	402.62	413.13	244.88	78.12	44.48	35.35	88.25	82.25	166.5
1972	50.71	35.96	47.55	70.35	253.17	107.12	91.34	154.79	279.53	49.31	220.61	259.91	135.03
1973	452.71	524.37	1035.32	1233.68	690.95	312.21	329.61	339.87	566.29	1461.89	1198.38	621.24	730.54
1974	407.42	478.6	332.36	261.21	434.11	349.33	88.48	78.83	84.81	93.01	148.82	62.07	234.92
1975	79.19	99.65	112.71	265.86	139.04	609.72	339.19	110.14	72.2	35.79	34.97	96.11	166.21
1976	46.25	58.18	74.08	236.53	357.42	133.89	125.3	42.67	28.28	37.87	29.18	26.82	99.71
1977	24.25	32.14	31.63	31.61	96.63	546.14	183.33	201.14	770.88	239.95	327.99	119.51	217.1
1978	109.72	68.87	489.43	475.54	360.9	247.01	229.4	134.69	122.46	45.84	42.48	105.08	202.62
1979	38.64	77.47	854.08	810.15	286.73	137.38	450.89	154.03	71.83	43.37	253.81	142.56	276.75
1980	67.14	107.46	265.7	748.06	127.76	240.14	71.12	52.73	47.86	45.21	34.22	66.5	156.16
1981	31	40.54	32.91	34.05	114.39	238.2	315.56	342.81	105.03	83.75	168.81	188.92	141.33
1982	104.76	316.59	297.08	146.24	529.37	1082.09	832.15	194.54	155.35	62.16	64.23	147.8	327.7
1983	108.32	251.51	340.73	729.54	484.86	410.38	384.78	58.16	35.17	97.39	95.99	125.8	260.22
1984	76.92	259.33	393.3	830.16	854.35	673.38	779.63	86.16	52.98	42.16	66.73	115.56	352.56
1985	99.68	233.82	243.5	138.17	354.72	341.67	132.67	472.51	361.06	798.17	188.96	173.25	294.85
1986	121.85	192.39	148.32	205.36	657.79	231.86	603.9	286.16	323.87	883.67	263.22	235.69	346.17
1987	139.91	159.64	618.63	1117.2	1080.7	534.29	321.71	171.5	181.01	105.89	58.68	149.15	386.53
1988	94.9	119.82	80.21	103.57	49.76	48.7	92.79	48.59	37.3	46.61	40.12	25.22	65.63
1989	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999
1990	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999
1991	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999
1992	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999

Avg	79.97	125.06	201.37	271.18	300.38	423.78	317.72	170.6	184.15	165.9	121.82	91.27	204.43

Std Dev	76.01	119.16	202.06	296.2	247.75	374.02	464.01	152.48	197.9	245.78	162.22	89.39	135.96

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Avg Annual

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