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| Table 4-11 | |
| Estimated Average Annual Sheet and Rill (Surface Water) Erosion on Nonfederal Rural Land, in Idaho, the Region, and the U.S., 1987 (in Tons/Acre/Year) | |
| Cropland | Forestland | Pastureland | Rangeland | Minor Land | Total | |
| Idaho | 4.2 | 1.7 | 0.3 | 0.5 | 0.5 | 2 |
| Montana | 1.9 | 0.8 | 0.2 | 0.8 | 0.1 | 1.1 |
| Nevada | 0.1 | 1.1 | 0 | 1.2 | 0.5 | 1 |
| Oregon | 2.9 | 1 | 0.5 | 1.4 | 0.3 | 1.4 |
| Utah | 1 | 2.6 | 0.1 | 1.8 | 0.6 | 1.7 |
| Washington | 5.6 | 0.9 | 0.3 | 0.6 | 0.1 | 2.1 |
| Wyoming | 0.7 | 1.3 | 0.3 | 1.3 | 0.6 | 1.2 |
| U.S. average | 3.8 | 0.8 | 1.3 | 1.2 | 5.3 | 2 |
| Source: | U.S. Soil Conservation Service, Summary Report: 1987 National Resources Inventory, Statistical Bulletin no. 790, 1989. |
| Note: | No data available for Alaska. |
Compiled by: Diane Prorak, data input assisted by:
Robert Anton-Erik
Contact: Lily Wai
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