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

Results

Country:	U.S.A.
Station:	PLAINS, MT.
River:	CLARK FORK
Area:	44053840.43
Lat:	47.42
Lon:	-114.85
Source:	USGS
PointID:	12389000
Area Units:	km²
Discharge Units:	m³/_sec
Starting Year:	1910
Ending Year:	1996
Total Years:	87
Total Usable Years:	86

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Avg Annual
1910	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	283.17	349.98	298.64	-9999
1911	226.7	182.43	228.6	481.39	1248.78	1812.29	1013.75	406.76	270.86	269.5	220.09	182.64	545.32
1912	155.74	169.92	165.8	439.33	1395.66	1846.27	917.29	370.33	284.98	250.3	255.85	212.38	538.65
1913	208.48	224.92	198.96	532.77	1527.2	2779.31	1212.52	480.75	285.28	247.35	256.7	227.71	681.83
1914	209.84	208.36	243.21	477.6	1384.61	1391.87	674.13	300.12	240.13	278.22	401.63	269.26	506.58
1915	225.71	208.22	203.18	438.06	882.3	1001.48	751.31	407.22	281.91	265.07	242.38	245.09	429.33
1916	184.16	181.23	430.6	826.86	1474.77	2285.94	2178.31	703.45	434.29	339.8	254.85	203.88	791.51
1917	175.57	189.72	175.57	390.77	1555.52	2601.39	1567.03	500.48	280.54	231.91	209.16	327.97	683.8
1918	604.25	367.41	355.97	739.07	1601.92	2076.58	924.14	444.94	291.9	245.18	225.61	194.61	672.63
1919	175	178.86	188.22	429.19	1205.76	1323.63	520.67	259.7	170.37	144.42	147.31	117.52	405.05
1920	142.43	157.16	177.89	303.53	1221.19	1748.2	1067.19	397.63	271.6	315.98	276.31	244.87	527
1921	237.55	240.89	334.58	586.63	1716.83	2287.54	892.72	346.65	226.6	192.89	192.4	230.42	623.81
1922	197.67	159.75	176.12	299.27	1322.13	2459.8	796.8	350.56	246.53	197.43	185.79	166.14	546.5
1923	192.32	172.02	190.2	414.09	1412.2	2075.54	984.79	390.87	233.8	206.39	196.18	180.23	554.05
1924	164.42	191.41	184.84	306.79	1583.38	1318.53	603.97	295.18	188.12	180.95	191.13	198.22	450.58
1925	238.43	356.79	297.33	1058.02	2144.6	1964.82	924.14	388.13	309.07	238.53	205.3	198.22	693.61
1926	180.05	193.18	219.43	545.61	1123.45	644.78	343.94	184.06	206.71	313.71	345.66	405.94	392.21
1927	271.35	238.32	259.69	392	1564.1	2855.2	1495.5	516.74	403.61	427.68	599.47	508.06	794.31
1928	382.28	317.54	397.45	587.29	2541.86	2094.42	1257.27	534.37	309.69	261.78	242.5	208.98	761.29
1929	155.2	140.78	183.64	238.56	982.23	1623.7	686.82	261.91	166.35	150.92	136.57	146.22	406.08
1930	122.8	170.89	163.73	644.21	1171.87	1106.06	512.26	239.59	179.3	196.28	193.43	167.61	405.67
1931	147.1	143.34	157.12	260.43	994.57	918.6	375.25	174.09	135.02	134.79	134.91	139.65	309.57
1932	128.55	149.7	235.05	551.05	1680.2	1813.42	883.4	333.58	211.92	170.51	226.63	245.31	552.44
1933	209.23	171.42	181.91	320.88	1207.4	2825.09	1280.2	421.28	263.82	287.83	584.27	606.81	696.68
1934	632.02	464.1	505.6	1354.5	1969.13	1313.91	507.42	255.72	161.93	170.77	264.39	245.35	653.74
1935	216.2	228.03	223.42	324.54	1164.19	1750.93	836.08	325.66	184.99	151.25	137.97	119.61	471.91
1936	115.61	119.8	196.04	567.41	1792.37	1408.02	467.77	218.32	162.38	141.87	129.91	115.39	452.91
1937	94.7	111.58	131.28	173.06	923.96	1258.12	621.7	257.45	152.35	141.97	147.76	164.96	348.24
1938	163.35	151.6	178.09	475.05	1360.77	1863.54	638.69	187.06	273.6	223.81	172	172.36	488.33
1939	218.5	226.09	233.91	542.36	1664.4	1092.66	414.16	198.25	207.43	205.49	177.76	169.89	445.91
1940	170.87	177.41	200.28	459.49	1021.97	705	222.09	165.5	167.03	202.1	188.44	170.86	320.92
1941	221.3	217.51	197.13	265.53	368.49	548.69	250.32	174.42	204.31	240.48	299.97	452.52	286.72
1942	493.99	253.84	220.76	485.64	1061.89	1301.73	653.76	282.99	216.79	206.33	230.4	274.58	473.56
1943	349.03	375.1	290.39	1119.47	1479.33	2199.1	1159.54	335.15	300.16	302.35	264.94	220.68	699.6
1944	200.14	178.95	199.58	226.93	545.17	815.25	333.16	202.89	190.54	203.67	207.75	202.68	292.23
1945	240.31	241.15	244.63	237.9	902.03	1460.4	532.83	187.81	186.69	207.88	223.72	282.91	412.36
1946	317.7	338.69	329.12	609.76	1542.73	1423.59	559.84	256.28	229.58	274.54	304.79	492.72	556.61
1947	390.04	427.59	426.49	702.73	2263.44	1716.29	615.67	282.29	256.3	471.37	419.37	357.98	694.13
1948	410.23	366.75	283.78	553.31	2045.4	2878.23	599.86	379.01	238.59	220.74	227.57	247.55	704.25
1949	386.76	257.99	262.87	558.51	1904.64	1260.77	401.28	222.12	177.53	263.78	302.26	345.51	528.67
1950	338.07	371.05	346.29	491.39	1244.4	2599.5	1452.48	453.93	250.67	360	434.48	470.88	734.43
1951	542.32	538.23	421.28	710.57	2091.35	1730.17	1021.7	349.88	310.94	419.59	393.89	327.34	738.11
1952	357.8	436.47	286.64	674.2	1734.28	1036.5	506.6	223.09	226.2	268.82	281.26	280.27	526.01
1953	304.29	281.48	278.43	309.31	767.66	1837.02	729.39	248.52	287.67	302.76	308.32	315.51	497.53
1954	247.94	375.24	375.76	509.37	1582.65	1631.81	1237.09	375.43	288.99	312.14	375.58	455.08	647.26
1955	451.83	461.77	347.39	358.02	769.49	1429.73	1031.29	305.54	327.59	346	371.56	487.78	557.33
1956	450.51	465.57	547.98	1058.68	1878.79	1897.05	707.47	267.63	333.46	370.41	428.56	503.13	742.44
1957	457.55	392.09	390.32	352.55	1502.72	1285.97	425.08	212.27	260.48	365.08	470.35	434.72	545.77
1958	291.42	256.1	327.06	367.65	1423.43	1203.94	517.65	178.64	239.86	260.62	326.1	551.67	495.35
1959	601.05	586.06	452.16	943.99	1442.52	2261.49	942.04	299.08	380.54	666.82	567.85	511.53	804.59
1960	414.98	433.23	586.89	994.02	1088.19	1423.78	636.86	266.11	224.01	230.63	247.2	291.58	569.79
1961	289.59	355.01	483.95	667.53	1404.16	1820.59	434.08	192.66	225.93	307.81	259.06	382.22	568.55
1962	462.97	621.76	286.48	706.95	1430.47	1316.93	582.14	241.53	191.35	267.25	320.94	469.79	574.88
1963	479.01	543.48	441.56	579.46	811.69	1206.21	657.63	212.03	192.52	252.83	225.49	322.83	493.73
1964	375.71	442.33	453.99	374.26	1002.6	2572.79	947.61	299.01	304.39	301.24	376.43	461.75	659.34
1965	468.87	615.79	725.28	898.31	1580.64	1966.14	825.39	380.73	403.12	385.92	366.62	451.7	755.71
1966	443.02	489.99	396.89	530	887.69	1210.55	570.5	207.24	332.96	448.69	421.17	330.56	522.44
1967	381.6	433.86	445.67	421.83	1137.98	2197.68	724.46	255.1	277.91	352.29	370.25	484.59	623.6
1968	500.21	364.26	439.74	428.81	763.65	1426.33	576.31	289.17	441.75	455.26	466.95	451.11	550.3
1969	511.08	539.24	537.47	1034.14	1565.38	1066.42	692.49	377.07	401.7	410.79	329.99	364.19	652.5
1970	315	274.07	313.94	394.74	1207.58	1739.04	621.15	339.74	385.96	412.51	300.61	415.84	560.02
1971	466.32	619.54	429.69	681.87	1864.81	1870.81	810.78	338.78	308	357.84	390.3	449.42	715.68
1972	465.95	441.06	728.39	877.83	1637.82	2359.66	824.57	341.43	294.76	355.61	381.05	418.27	760.53
1973	418.63	426.68	367.02	311.3	529.8	632.79	395.31	234.65	162.94	260.83	330.58	342.19	367.73
1974	560.4	541.56	621.15	951.83	1441.06	2451.5	1128.2	391.51	291.18	319.31	405.5	402.83	792.17
1975	430.6	347.82	298.93	300.07	903.95	2251.67	1137.34	435.4	369.54	459.1	477.8	585.43	666.47
1976	487.33	514.88	478.28	843.09	1914.05	1419.63	868.42	428.23	312.76	314.13	377.37	385.49	695.31
1977	415.35	309.91	254.21	246.49	435.35	383.86	268.04	258.96	236	357.9	396.06	372.51	327.89
1978	405.66	385.72	364.48	657.24	1030.74	1462.57	886.87	318.39	347.45	385.84	452.79	452.07	595.82
1979	451.52	345.07	287.43	407.67	1317.11	1177.99	515.28	310.51	280.38	316.55	414.37	390.55	517.87
1980	309.41	261.48	171.53	397.64	1283.22	1434.16	589.45	258.4	337.75	387.59	389.17	486.6	525.53
1981	483.86	505.26	422.11	492.24	1360.95	1806.53	758.71	255.68	265.37	407.4	375.67	326.18	621.66
1982	395.8	436.28	405.85	551.43	1356.66	1844.29	1088.47	324	265.33	291.74	304.15	310.12	631.18
1983	434.53	434.67	379.54	461.94	843.85	994.49	812.7	325.09	372.36	411.97	418.05	367.66	521.4
1984	474.17	398.98	375.79	445.9	679.79	1270.87	569.45	288.11	352.99	397.74	375.29	397.35	502.2
1985	402.19	373.48	302.35	479.07	1000.32	997.99	379.75	376.25	479.22	453.8	459.49	411.62	509.63
1986	435.44	507.08	623.61	734.35	866.04	1187.99	392.21	215.56	360.51	382.04	397.48	371.41	539.48
1987	364.38	313.24	266.42	441.34	772.14	435.76	275.11	277.88	376.62	364.92	327.95	333.03	379.07
1988	225.39	325.83	441.38	552.56	628.36	600.51	275.62	160.17	178.13	281.99	356.32	333.44	363.31
1989	238.33	287.95	356.25	615.8	1012.38	1033.95	515.1	417.81	457.23	352.67	430.14	491.35	517.41
1990	468.78	364	382.55	849.23	976.39	1591.04	721.17	297.47	316.28	413.43	453.26	430.24	605.32
1991	473.17	549.35	482.3	610.89	1268.42	1565.36	892.26	293.11	346.32	414.43	430.23	418.36	645.35
1992	357.98	268.52	283.95	403.42	564.88	517.35	339.68	275.76	328.73	409.41	344.81	296.67	365.93
1993	456.45	291.37	315.76	352.83	907.33	806.09	689.84	333.22	348.96	348.03	417.02	467.41	477.86
1994	469.97	358.72	296.83	454.29	700.07	602.49	265.49	166.81	157.2	253.54	381.24	258.82	363.79
1995	287.22	424.85	377.8	351.41	542.32	1303.15	668.1	293.39	260.67	332.98	503.29	782.46	510.64
1996	589.91	851.46	888.79	1170.25	1466	1882.33	766.57	468.14	314.24	-9999	-9999	-9999	-9999

Avg	339.64	337.35	336.74	550.78	1274.11	1565.06	736.64	310.45	274.55	302.18	320.99	337.3	554.56

Std Dev	136.28	145.08	143.79	241.55	442.01	602.9	336.91	98.26	78.03	95.81	109.05	130.64	131.79

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

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