TONSINA R AT TONSINA AK

TONSINA R AT TONSINA AK
Yukon

Point ID: 9219

Code: 15208000

Latitude: 61.66°	Distance to Outlet: N/A
Longitude: -145.18°	Yearly Min: 1950
X EASE-Grid: -1780820.00	Yearly Max: 1982
Y EASE-Grid: 2560928.00	Number of Years: 33
Drainage Area: 1087.80 km²	Percentage of Coverage: 100%
Drainage Area Effective: 1087.80 km²	Percentage of Coverage by Month: 95%
Source: USGS	Notes:
Gauge Altitude: 457.20

Field Definitions

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Site Descriptor Information	Site Time Series Data
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Statistics

Time Series

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Units:

m³/s

Summary Statistics

Statistic	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual
Mean	3.47	2.93	2.72	2.88	16.98	71.66	74.51	55.13	31.07	13.10	6.44	4.40	23.88
Standard Deviation	1.02	0.89	0.79	0.84	8.62	25.43	15.84	10.79	14.40	5.29	2.49	1.49	4.47
Min	1.56	1.21	1.04	1.10	6.97	35.38	44.48	28.79	13.67	7.16	3.21	2.19	14.59
Max	6.11	6.17	5.39	4.88	40.30	132.66	115.79	83.53	80.31	29.94	13.60	8.49	32.93
Coefficient of Variation	0.29	0.30	0.29	0.29	0.51	0.35	0.21	0.20	0.46	0.40	0.39	0.34	0.19

Time Series Data

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual
1950										7.62	3.21	2.97
1951	2.69	2.47	2.48	2.55	13.55	46.67	83.22	51.26	80.31	17.97	9.63	4.25	26.42
1952	2.83	2.55	2.41	2.41	7.47	55.44	70.66	52.59	22.11	27.05	11.44	8.49	22.12
1953	4.81	3.40	1.98	2.48	23.83	132.66	94.75	60.41	31.15	10.10	5.66	4.53	31.31
1954	3.68	3.12	2.63	2.32	29.04	74.76	65.43	72.78	32.72	10.59	8.20	3.96	25.77
1955										8.65	3.68	3.12
1956	2.83	2.83	3.12	3.96	11.85	67.03	86.95	52.13	19.10	7.16	4.46	8.01	22.45
1957	2.77	1.74	2.95	3.68	27.89	106.09	55.45	58.90	67.30	29.94	13.60	5.64	31.33
1958	4.94	3.27	2.97	2.46	14.16	119.10	73.44	39.76	17.38	10.36	5.69	3.25	24.73
1959	2.28	2.07	2.07	1.81	16.05	114.16	71.41	57.06	17.48	15.80	7.65	5.09	26.08
1960	3.39	2.55	2.50	2.29	39.50	80.38	75.18	59.64	47.37	13.75	5.95	5.37	28.16
1961	4.97	3.42	2.57	2.25	22.49	66.96	70.36	67.59	33.30	13.93	5.95	3.40	24.77
1962	2.52	2.35	2.24	2.49	12.21	102.53	79.73	62.91	20.44	11.90	5.95	4.25	25.79
1963	3.40	2.83	2.80	2.80	17.52	50.24	105.27	65.38	39.01	10.20	4.53	3.96	25.66
1964	3.68	3.12	2.83	3.68	10.15	96.45	83.62	54.38	24.56	11.63	9.02	5.79	25.74
1965	3.63	3.40	3.40	3.40	7.28	35.38	64.91	46.64	36.08	14.45	6.51	4.25	19.11
1966	3.12	2.83	2.72	2.55	8.60	77.45	65.19	46.93	35.15	14.07	7.36	4.53	22.54
1967	3.40	2.69	2.27	2.15	14.62	64.95	61.30	45.14	29.17	10.17	5.13	3.85	20.40
1968	3.68	3.88	4.40	3.63	25.17	78.70	80.87	48.18	22.49	7.75	4.74	4.12	23.97
1969	3.61	2.98	2.47	2.90	10.69	52.97	62.74	28.79	14.81	8.09	4.58	3.34	16.50
1970	2.73	2.45	2.37	3.09	12.48	44.16	58.31	50.99	22.11	9.04	5.10	3.28	18.01
1971	2.71	2.32	2.05	2.45	8.90	50.91	75.75	58.44	21.16	11.57	6.68	4.75	20.64
1972	3.91	3.08	2.69	2.69	23.44	58.17	80.32	60.10	33.38	16.61	8.85	4.46	24.81
1973	2.96	2.45	2.17	2.33	6.97	43.49	44.48	43.36	13.67	7.51	3.52	2.19	14.59
1974	1.56	1.21	1.04	1.10	14.93	41.22	58.17	54.09	40.38	12.38	4.38	2.42	19.41
1975	2.15	2.12	2.07	2.23	10.34	55.14	98.89	50.45	42.05	15.87	3.79	3.24	24.03
1976	2.31	2.08	1.98	2.22	14.61	69.08	63.65	54.22	21.36	12.38	9.57	7.31	21.73
1977	6.11	6.17	5.39	4.88	19.63	103.10	115.79	75.03	34.50	14.30	5.68	4.62	32.93
1978	4.07	3.54	3.03	3.10	10.61	45.15	53.69	51.92	23.74	8.10	3.74	3.09	17.81
1979	2.83	2.65	2.60	4.77	17.71	57.70	70.80	55.37	26.16	16.85	6.88	5.14	22.46
1980	4.88	4.43	3.77	4.11	20.72	86.56	93.70	56.67	24.06	12.38	5.28	2.63	26.60
1981	4.77	3.03	2.95	3.28	40.30	80.45	80.06	83.53	30.15	20.93	9.78	5.36	30.38
1982	4.26	3.71	3.40	3.29	13.54	64.43	65.84	44.30	40.34

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