Global River Discharge Database

Results

Country: U.S.A. Station: FOUR CORNERS, CO River: SAN JUAN R Area: 37811.76 Lat: 37 Lon: -109.03 Source: USGS PointID: 9371010 Area Units: km2 Discharge Units: m3/sec Starting Year: 1977 Ending Year: 1993 Total Years: 17 Total Usable Years: 16

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Avg Annual
1977	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	-9999	17.94	25.03	23.33	-9999
1978	25.56	29.64	43.64	55.97	73.31	110.35	30.62	7.33	16.89	21.27	33.24	30.96	39.9
1979	38.33	59.94	92.14	223.5	289.27	293.73	193.87	69.37	17.55	26.02	23.72	56.94	115.37
1980	59.63	69.5	90.61	106.72	157.24	192.44	53.62	34.67	44.95	38.59	46.19	46.11	78.36
1981	54.46	37.33	28.24	19.3	29.17	51.1	42.07	27.21	34.09	47.39	27.86	28.18	35.53
1982	29.53	30.56	40.31	63.68	107.57	121.26	64.42	68.19	63.74	43.33	38.62	48.19	59.95
1983	62.69	67.09	82.35	113.35	129	162.09	104.06	47.02	30.77	47.02	35.78	42.56	76.98
1984	60.29	79.72	74.14	78.91	174.83	126.19	62.97	58.08	42.09	58.89	60.35	65.97	78.54
1985	63.22	77.15	89.9	172.69	238.43	251.17	85.11	38	65.45	52.82	83.51	89.24	108.89
1986	92.09	68.08	64.45	86.43	112.05	162.87	171.23	85.41	91.82	83.8	105.67	98.14	101.84
1987	93.45	95.28	111.4	186.17	206.3	239.83	132.99	40.6	27.19	26.23	37.81	30.35	102.3
1988	29.98	35.95	46.39	39.19	50.27	69.38	27.51	55.73	40.1	25.37	26.09	25.57	39.29
1989	27.49	29.62	49.97	54.7	46.9	35.01	21.04	25.85	13.22	22.12	26.41	22.62	31.25
1990	21.51	20.93	20.01	17.37	48.64	64.36	23.89	21.59	27.35	40.96	31.85	30.54	30.75
1991	33.17	36.77	28.14	51.17	105.7	72.92	22.63	15.71	40.8	21.73	38.34	30.76	41.49
1992	24.29	35.75	33.15	105.24	187.51	136.92	40.83	26.2	28.23	23.38	25.75	27.06	57.86
1993	38.4	43.09	154.43	174.93	206.28	217.69	50.21	38.11	40.55	-9999	-9999	-9999	-9999
Avg	47.13	51.03	65.58	96.83	135.15	144.21	70.44	41.19	39.05	37.3	41.64	43.53	66.55
Std Dev	22.41	21.78	35.29	60.74	74.61	75.43	52.11	20.78	19.76	17.33	22.32	22.53	29.19
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Avg Annual

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