| U.S. General Accounting Office |
| Survey on Food Security Act Conservation Compliance (GAO-03-492SP) |
| Q7d. In your county, what percent of the highly erodible acres have the 4T soil-loss tolerance levels? |
| Mean | Minimum | Maximum | Median | Number of respondents | |
| Alabama | 10.1 | 0 | 50 | 5 | 38 |
| Arkansas | 19.7 | 0 | 75 | 14 | 28 |
| California | 10.4 | 0 | 40 | 8 | 11 |
| Colorado | 5.3 | 0 | 30 | 3 | 20 |
| Florida | 5.8 | 0 | 40 | 0 | 8 |
| Georgia | 21.8 | 0 | 95 | 15 | 42 |
| Idaho | 18.2 | 0 | 51 | 6 | 13 |
| Illinois | 15.2 | 0 | 60 | 10 | 60 |
| Indiana | 23.2 | 0 | 90 | 15 | 47 |
| Iowa | 7.1 | 0 | 42 | 2 | 59 |
| Kansas | 19.5 | 0 | 89 | 5 | 67 |
| Kentucky | 13.9 | 0 | 75 | 10 | 48 |
| Louisiana | 7.6 | 0 | 30 | 5 | 17 |
| Maryland | 16.1 | 0 | 50 | 5 | 8 |
| Michigan | 20.4 | 0 | 100 | 10 | 27 |
| Minnesota | 12.9 | 0 | 80 | 10 | 48 |
| Mississippi | 14.8 | 0 | 100 | 10 | 33 |
| Missouri | 19.4 | 0 | 85 | 10 | 44 |
| Montana | 9.3 | 0 | 74 | 1 | 36 |
| Nebraska | 8.5 | 0 | 50 | 5 | 49 |
| New Mexico | 9.4 | 0 | 25 | 5 | 9 |
| New York | 7.2 | 0 | 35 | 5 | 24 |
| North Carolina | 19.0 | 0 | 100 | 10 | 38 |
| North Dakota | 10.6 | 0 | 40 | 7 | 34 |
| Ohio | 18.4 | 0 | 80 | 13 | 42 |
| Oklahoma | 10.0 | 0 | 34 | 6 | 48 |
| Oregon | 10.8 | 0 | 47 | 1 | 10 |
| Pennsylvania | 15.0 | 0 | 55 | 10 | 35 |
| South Carolina | 23.1 | 0 | 95 | 10 | 21 |
| South Dakota | 15.3 | 0 | 55 | 10 | 39 |
| Tennessee | 8.1 | 0 | 30 | 5 | 34 |
| Texas | 8.8 | 0 | 99 | 5 | 94 |
| Utah | 3.5 | 0 | 15 | 1 | 8 |
| Virginia | 34.3 | 0 | 80 | 32 | 30 |
| Washington | 4.9 | 0 | 30 | 0 | 16 |
| West Virginia | 7.1 | 0 | 40 | 5 | 15 |
| Wisconsin | 13.3 | 0 | 50 | 5 | 32 |
| States with fewer than 15 respondents | 8.7 | 0 | 90 | 0 | 31 |
| All States | 13.9 | 0 | 100 | 7 | 1,263 |