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| Table 4-7 | |
| Estimated Average Annual Wind Erosion on Cropland, in Idaho, the Region, and the U.S., 1987 (in Tons/Acre/Year) | |
| Cultivated | Noncultivated | Total | |
| Idaho | 4.6 | 0.2 | 3.9 |
| Montana | 8.9 | 0.4 | 7.7 |
| Nevada | 45.5 | 1.1 | 14.8 |
| Oregon | 2.1 | 0.1 | 1.7 |
| Utah | 6.8 | 2.2 | 4.5 |
| Washington | 3.7 | 1.3 | 3.4 |
| Wyoming | 12.7 | 2.3 | 7.6 |
| U.S. average | 3.6 | 0.7 | 3.3 |
| Source: | U.S. Soil Conservation Service, Summary Report: 1987 National Resources Inventory, Statistical Bulletin no. 790, 1989. |
Compiled by: Diane Prorak, data input assisted by:
Robert Anton-Erik
Contact: Lily Wai
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