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Crooked River Project - Main Page
Project Water Supply
Historic Conditions:
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Normal |
10.48 in |
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Maximum - 1983 |
17.71 in |
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Minimum - 1974 |
5.99 in |
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Prinevelle, Oregon 1961-1990 |
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Mean Annual |
47 °F |
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Daily Maximum - 08/07/1972 |
105 °F |
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Daily Minimum - 01/21/1930 |
-35 °F |
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Prineville, Oregon 1928-1996 |
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Growing Season |
108 days |
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Elevation of irrigable area |
2,900 - 3,050 ft |
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Drainage area at Ochoco Dam |
291 mi2 |
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Annual discharge: |
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Maximum - 1921 |
62,180 acre-ft |
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Minimum - 1924 |
6,189 acre-ft |
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Average - 1917-1928 |
27,024 acre-ft |
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Streamflows: Ochoco Creek above Mill Creek near Prineville, Oregon (USGS)
Crooked River
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Drainage area at Arthur R. Bowman Dam |
2,810 mi2 |
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Annual discharge: |
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Maximum - 1984 |
687,834 acre-ft |
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Minimum - 1961 |
38,853 acre-ft |
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Average - 1941-1991 |
261,885 acre-ft |
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Streamflows: Crooked River near Prineville, Oregon (USGS)
Project Water Quality
Lower Crooked River
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