Global River Discharge Database

Results

Country: U.S.A. Station: GARRISON DAM, N DAK. River: MISSOURI RIVER Area: 26235406.52 Lat: 47.38 Lon: -101.39 Source: USGS PointID: 6339000 Area Units: km2 Discharge Units: m3/sec Starting Year: 1911 Ending Year: 1991 Total Years: 81 Total Usable Years: 80

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Avg Annual
1911	74.17	73.34	135.92	299.5	642.43	1515.15	812.61	345.09	227.56	163.72	133.37	79.21	375.17
1912	70.79	83.82	82.88	257.1	637.22	737.85	555.93	347.02	253.15	181.57	172.43	93.77	289.46
1913	78.77	85.01	88.18	321.26	762	1465.22	573.92	367.3	271.26	205.62	157.58	105.74	373.49
1914	120.53	88.61	121.68	324.48	869.42	1048.48	718.16	284.68	208.35	226.6	242.7	120.84	364.54
1915	92.62	79.1	100.32	320.97	553.64	599	584.52	330.97	193.72	174.94	153.61	109.91	274.44
1916	81.93	104.38	204.97	362.01	665.81	1686.56	1296.19	430.42	318.77	183.59	141.72	99.96	464.69
1917	88.35	73.91	74.19	167.49	730.3	1210.17	801.74	307.72	190.7	143.55	108.44	115.56	334.34
1918	155.04	100.7	121.27	302.78	645.35	1248.87	493.9	295.36	193.96	179.87	132.1	110.42	331.64
1919	173.58	97.21	101.93	333.1	1011.46	1065.85	508.24	301.32	179.27	118.56	100.53	69.94	338.42
1920	70.51	63.43	95.71	152.94	488.3	991.57	1023.8	352.3	250.78	249.75	156.59	114.12	334.15
1921	101.34	130.87	150.24	298.77	996.58	1406.22	611.74	298.51	166.43	151.78	138.05	131.55	381.84
1922	64.03	80	88.3	142.83	675.08	1168.83	412.3	241.08	169.85	124.47	102.12	82.03	279.24
1923	101.05	68.61	82.83	256	780	1419.25	600.41	264.63	167.76	120.01	93.74	86.13	336.7
1924	71.93	85.2	80.06	122.73	688.72	528.96	332.78	249.4	157.23	122.33	137.9	139.04	226.36
1925	117.52	176.41	123.46	504.04	1208.95	1028.47	490.8	259.59	175.51	127.65	94.7	79.04	365.51
1926	67.83	68.76	78.72	272.08	431.51	347.64	259.9	144.82	234.85	267.69	166.52	127.43	205.65
1927	107.89	96.08	94.03	216.06	626.35	1485.98	770.22	325.65	438.91	361.64	272.14	213.66	417.38
1928	140.01	123.13	150.51	260.09	1326.51	924.93	720.35	261.51	153.99	180.22	110.79	83.38	369.62
1929	69.57	77.22	84.24	118.78	600.59	1072.93	411.57	221.18	143.09	105.91	70.79	79.9	254.65
1930	68.54	87.36	83.02	353.14	598.58	997.51	535.01	244.95	157.03	117.3	94.36	72.38	284.1
1931	76.75	67.36	73.31	111.64	586.66	673.57	338.74	171.51	133.88	97.36	81.03	74.07	207.16
1932	59.09	88.24	125.96	293	961.86	1332.03	509.71	256.73	174.77	133.23	139.72	118.71	349.42
1933	94.6	68.52	91.78	261.75	803.38	1558.85	804.75	315.36	239	263.06	272.69	325.65	424.95
1934	219.61	168.51	220.97	879.53	1283.49	911.24	432.06	222.97	149.13	121.56	175.37	101.66	407.18
1935	104.8	126.55	109.69	217.99	767.12	1138.72	718.61	306.56	164.57	116.14	96.03	78.74	328.79
1936	61.18	48.93	87.88	366.92	889.98	708.4	292.68	164.7	117.64	89.97	68.22	66.27	246.9
1937	49.96	60.93	68.61	126.87	633.44	828.18	441.71	210.26	136.44	127.25	164.43	95.77	245.32
1938	99.51	79.85	101.57	365.37	1018.41	1297.3	513.27	205.31	152.49	131.98	104.07	76.4	345.46
1939	92.34	65.46	104.79	310.63	801.37	684.52	511.08	200.9	140.61	156.18	145.61	113.99	277.29
1940	73.68	77.46	107.83	254.69	799.91	688.58	293.04	169.93	163.4	151.77	109.33	90.01	248.3
1941	78.17	68.45	101.77	248.16	533.09	544.06	269.99	165.98	232.03	236.56	172.05	216.36	238.89
1942	109.65	92.34	87.97	307.5	887.33	1084.16	811.69	333.27	203.86	154.96	126.61	101.55	358.41
1943	78.76	97.14	108.17	645.52	701.17	986.38	865.04	307.13	168.49	142.55	112.32	80.5	357.76
1944	68.6	69.31	71.62	123.66	463.86	611.55	264.65	179.67	143.77	126.63	96.58	64.12	190.34
1945	69.41	67.64	70.13	98.2	566.06	950.88	517.65	204.54	165.13	134.04	128.49	95.76	255.66
1946	87.55	77.4	107.45	368.22	1159.81	1200.07	639.23	272.65	227.9	167.7	113.46	119.46	378.41
1947	91.58	116.93	159.68	418.83	1224.21	1055	546.88	252.49	208.6	387.29	238.34	138.29	403.18
1948	101.92	91.9	97.62	331.69	1388.9	1654.56	573.92	359.29	196.97	150.28	115.24	76.98	428.27
1949	74.04	81.42	114.67	360.57	1021.97	700.47	330.37	212.94	153.72	128.41	139.53	114.19	286.03
1950	80.28	98.35	139.23	268.94	769.24	1515.71	887.69	317.7	180.03	217.92	204.29	195.76	406.26
1951	135.57	207.84	136.1	397.4	1351.18	1119.09	981.41	368.2	302	340.39	202.15	137.26	473.22
1952	135.18	122.01	108.23	509.02	963.14	922.66	563.51	268.02	172.35	128.29	90.65	79.39	338.54
1953	115.68	122.08	97.88	192.74	716.51	1301.54	756.79	297.72	177.59	144.11	128.08	101.19	345.99
1954	70.42	107.11	115.78	237.05	1200.56	1457.66	1230.51	439.55	300.18	197.68	179.8	134.44	472.56
1955	99.12	85.23	82.48	145.27	571.69	1403.39	847.5	305.66	176.57	210.69	207.58	148.67	356.99
1956	126.23	93.02	130.88	480.16	1361.5	1478.34	723.54	299.58	176.53	162.73	121.69	103.4	438.13
1957	65.98	80.44	114.05	206.79	1283.67	939.75	402.01	218.35	148.22	135.08	114.83	88.08	316.44
1958	77.41	85.82	105.41	219.01	1118.58	826.76	446.76	219.3	170.66	157.86	136.41	121.12	307.09
1959	119.78	87.83	108.44	345.55	910.44	1646.82	842.02	340.2	445.24	335.05	248.2	187.71	468.11
1960	113.41	127.49	180.38	444.77	675.13	1188.09	674.31	285.65	191.41	143.26	131.7	90.61	353.85
1961	87.35	128.11	122.76	233.91	1165.38	1742.91	480.02	260.65	188.09	195.23	132.19	97.64	402.85
1962	86.47	117.68	95.63	391.57	719.07	1061.23	508.06	266.44	165.74	151.94	153.19	130.38	320.62
1963	85.44	142.06	119	214.23	729.39	1144.48	739.62	285.88	186.51	146.77	134.75	94.41	335.21
1964	84.71	75.2	77.13	169.51	743.99	1546.96	697.69	290.2	215.6	231.79	161.29	115.83	367.49
1965	110.15	115.29	123	363.43	812.15	1383.19	671.84	316.68	219.8	194.96	160.56	113.58	382.05
1966	103.29	99.75	109.86	332.54	986.08	1275.59	680.61	266.33	168.15	128.86	117.74	109.71	364.88
1967	97.65	106.58	98.5	169.76	831.52	1931.97	842.02	291.01	166.21	141.23	129.48	90.61	408.04
1968	96.86	112.22	141.83	138.9	712.3	1238.02	663.07	281.64	222.81	197.2	166.35	108.68	339.99
1969	100.38	85.09	108.35	545.95	1208.86	1370.83	726.38	263.83	173.58	168.15	121.98	89.13	413.54
1970	69.06	88.46	89.53	120.95	662.05	1001.38	382.93	192.61	150.58	132.92	101.07	87.34	256.57
1971	93.65	161.34	99.76	297.68	1236.9	1381.59	748.66	342.18	188.48	141.49	119.68	84.59	408
1972	78.41	103.1	213.23	222.78	633.39	942.58	596.66	382.8	598.56	914.82	706.6	108.63	458.46
1973	100.5	95.73	103.65	110.08	110.76	133.18	161.74	301.8	550.48	287.64	232.59	86.09	189.52
1974	307.57	523.86	339.85	408.94	559.67	622.97	533.12	364.62	337.6	665.4	529.34	394.06	465.58
1975	453.35	613.27	314.72	162.1	296.78	188.9	112.4	89.88	234.79	342.45	497.34	576.84	323.57
1976	735.24	491.45	387.12	249.19	193.84	174.6	445.89	546.52	324.62	463.39	432.09	411.97	404.66
1977	356.59	281.23	282.58	261.02	164.84	120.33	306.25	225.81	196.34	294.59	471.15	235.47	266.35
1978	304.14	267.48	145.75	135.86	170.57	254.98	371.57	275.8	310.42	364.59	569.74	575.57	312.21
1979	474.34	151.88	135.76	139.54	174.22	139.49	108.31	166.49	219.96	372.19	564.83	445.02	257.67
1980	325.38	198.3	118.41	151.42	155.11	468.3	308.57	222.24	219.84	413.89	469.98	529.67	298.43
1981	567.86	513.45	215.04	124.73	159.72	447.24	796.16	401.1	268.97	372.41	396.04	565.65	402.36
1982	545.77	429.87	280.46	264.83	429.06	222.72	270.65	291.86	243.79	384.75	578.8	476.3	368.24
1983	567.71	469.51	217.67	167.42	223.75	153.31	325.66	286.41	286.79	360.8	343.3	597.4	333.31
1984	537.61	222.84	135.78	146.22	151.71	157.83	296.09	348.98	263.68	366.59	458.68	597.49	306.96
1985	564.18	194.33	123.8	154.21	160.31	134.86	148.93	192.47	320.49	529.53	555.49	376.36	287.91
1986	484.88	141.44	205.26	178.28	145.02	331.88	452.69	254.94	445.5	695.96	610.37	185.83	344.34
1987	318.54	260.75	144.33	149.4	140.97	126.25	237.21	263.99	377	579.49	351.51	258.82	267.36
1988	546.75	415.09	143.29	147.69	128.76	113.65	97.94	119.4	484.55	445.96	478.08	507.73	302.41
1989	252.54	245.12	113.29	169.34	152.05	137.12	147.95	479.25	255.63	482.4	482.19	533.54	287.54
1990	183.05	638.75	378.74	262.79	168	476.59	505.04	306.19	273.42	552.57	331.83	714.36	399.28
1991	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999
Avg	168.32	152.05	133.21	268.85	705.98	934.78	548.86	279.05	227.79	242.71	221.29	186.86	339.15
Std Dev	158.87	131.64	67.28	133.22	355.99	481.71	245.76	77.53	94.35	156.48	157.52	164.63	69.47
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Avg Annual

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