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Okanogan Project - Main Page
Project Water Supply
Historic Conditions:
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Normal |
15.05 in |
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Maximum - 1983 |
28.72 in |
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Minimum - 1985 |
7.05 in |
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Conconully, Washington 1961-1990 |
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Mean Annual |
45.4 °F |
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Daily Maximum - 07/18/1979 |
102 °F |
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Daily Minimum - 12/28/1968 |
-31 °F |
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Conconully, Washington 1948-1996 |
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Growing Season |
168 days |
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Elevation of irrigable area |
1,000.0 ft |
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Drainage area above Conconully Dam |
119 mi2 |
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Annual discharge at Malott: |
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Maximum - 1972 |
4,592,392 acre-ft |
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Minimum - 1977 |
1,039,352 acre-ft |
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Average - 1965-1996 |
2,191,959 acre-ft |
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Streamflows: Salmon Creek near Conconully, Washington (USGS)
Project Water Quality
Okanogan River
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