FIRTH RIVER NEAR THE MOUTH

FIRTH RIVER NEAR THE MOUTH
Mackenzie

Point ID: 5853

Code: 10MD001

Latitude: 69.31°	Distance to Outlet: N/A
Longitude: -139.56°	Yearly Min: 1972
X EASE-Grid: -1484261.00	Yearly Max: 2000
Y EASE-Grid: 1741535.00	Number of Years: 27
Drainage Area: 5710.00 km²	Percentage of Coverage: 93%
Drainage Area Effective: 5710.00 km²	Percentage of Coverage by Month: 79%
Source: Hydat	Notes:
Gauge Altitude: N/A

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Statistics

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Units:

m³/s

Statistic	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual
Mean	0.00	0.00	0.00	0.14	47.01	62.22	38.28	34.41	20.55	5.89	1.59	0.21	203.07
Standard Deviation	0.00	0.00	0.00	0.28	38.50	27.63	13.86	14.69	8.06	2.39	0.95	0.26	50.95
Min	0.00	0.00	0.00	0.00	1.48	28.28	20.54	10.41	5.08	2.42	0.01	0.00	119.90
Max	0.00	0.00	0.00	1.03	141.17	157.52	75.51	78.32	36.36	10.46	3.95	1.10	323.43
Coefficient of Variation				1.99	0.82	0.44	0.36	0.43	0.39	0.41	0.60	1.25	0.25

Year	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Annual
1972							67.07	78.32	23.79	8.07	3.95	0.22
1973							44.27	32.88	21.84	7.18	2.91	0.42
1974	0.00	0.00	0.00	0.00			60.97	28.42	21.79	6.47	2.92	0.31
1975	0.00	0.00	0.00	0.18	80.20	56.74	21.20	21.25	15.80	4.88	1.26	0.22	200.51
1976	0.00	0.00	0.00	0.65	121.00	83.07	28.75	10.41	5.08	2.47	1.49	0.09	251.43
1977	0.00	0.00	0.00	0.18	72.23	157.52	39.68	18.85	12.17	5.91	1.68	0.18	308.46
1978	0.00	0.00	0.00	0.00	2.19	78.08	30.30	27.11	20.56	5.35	0.20	0.00	164.07
1979	0.00	0.00	0.00	0.44	31.70	40.95	29.27	49.24	31.50	10.46	1.86	0.01	194.37
1980	0.00	0.00	0.00	0.00	141.17	73.08	26.50	51.12	22.38	9.66	2.15	0.02	323.43
1981	0.00	0.00	0.00	0.00	75.51	30.28	46.01			3.28	0.13	0.00
1982	0.00	0.00	0.00	0.00	1.48	71.27	40.76	32.22	28.23	4.44	0.01	0.00	178.45
1983	0.00	0.00	0.00	0.00	7.18	80.80	56.75	31.33	23.33	6.71	1.32	0.00	207.13
1984	0.00	0.00	0.00	0.00	81.14	53.11	36.63	36.35	13.71	6.47	1.36	0.00	226.88
1985	0.00	0.00	0.00	0.00	16.70	50.39	39.82	22.37	11.76	3.19	1.16	0.06	144.89
1986	0.00	0.00	0.00	0.00	5.72	81.25	49.71	50.18	28.23	7.93	2.34	0.63	225.60
1987	0.00	0.00	0.00	0.00	44.04	28.87	25.65	34.42	17.34	4.63	1.73	0.36	155.79
1988	0.00	0.00	0.00	0.01	28.89	57.65	30.63	29.22	18.11	4.78	1.39	0.18	170.31
1989	0.00	0.00	0.00	0.00	37.76	43.03	39.72	38.41	29.46	10.08	1.14	0.11	198.53
1990	0.00	0.00	0.00	0.00	44.37	28.28	20.54	13.37	10.62	2.42	1.00	0.17	119.90
1991	0.00	0.00	0.00	0.00	24.20	60.83	75.51	34.89	10.49	5.63	1.31	0.16	211.57
1992	0.00	0.00	0.00	0.00	22.89	69.91	24.39	42.59	22.38	3.05	0.83	0.06	185.79
1993	0.00	0.00	0.00	0.44	54.40	48.57	37.99	38.60	32.27	7.46	2.92	0.54	221.94
1994	0.00	0.00	0.00	1.03	47.37	37.22	40.15	23.22	15.75	3.02	1.57	1.10	169.19
1997						66.73	33.86	58.16	36.36	7.88
1998						71.27	28.00	40.85	28.37
1999							32.22	27.62	12.30
2000							27.11	23.22