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watershed_management_factors [2012/04/05 19:22] ddrummond created |
watershed_management_factors [2012/08/30 16:13] (current) 128.192.48.76 |
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| ====== Watershed Management ====== | ====== Watershed Management ====== | ||
| ===== Factors ===== | ===== Factors ===== | ||
| + | 1 acre-foot = 43,560 cu.ft. = 325,825 gals.\\ | ||
| + | 1 cu. ft. = 7.48 gals = 62.427 lbs. \\ | ||
| + | 1 U.S. Gallon = 0.1337 cu. ft. = 8.330 lbs.\\ | ||
| + | 1-1/2 cu. ft./sec. = approx. 1,000,000 gals/day.\\ | ||
| + | Average rainfall for U.S. = 30"/year.\\ | ||
| + | Evapo-transpiration is approx 2/3 annual rainfall.\\ | ||