| U.S. General Accounting Office |
| Survey on Food Security Act Conservation Compliance (GAO-03-492SP) |
| Q13. In your opinion, how effective, if at all, would HELC provisions be in reducing soil erosion in your county if no alternative conservation systems were allowed? |
| Extremely effective (percent) | Very effective (percent) | Moderately effective (percent) | Somewhat effective (percent) | Slightly or not effective (percent) | Number of respondents | |
| Alabama | 0.0 | 22.9 | 31.3 | 29.2 | 16.7 | 48 |
| Arkansas | 3.2 | 22.6 | 32.3 | 22.6 | 19.4 | 31 |
| California | 0.0 | 30.0 | 5.0 | 25.0 | 40.0 | 20 |
| Colorado | 0.0 | 21.1 | 23.7 | 31.6 | 23.7 | 38 |
| Florida | 0.0 | 21.4 | 35.7 | 28.6 | 14.3 | 14 |
| Georgia | 2.1 | 18.8 | 16.7 | 31.3 | 31.3 | 48 |
| Iowa | 7.6 | 40.5 | 32.9 | 11.4 | 7.6 | 79 |
| Idaho | 4.2 | 20.8 | 16.7 | 20.8 | 37.5 | 24 |
| Illinois | 2.7 | 27.4 | 26.0 | 20.5 | 23.3 | 73 |
| Indiana | 3.4 | 27.6 | 25.9 | 25.9 | 17.2 | 58 |
| Kansas | 6.0 | 50.7 | 19.4 | 11.9 | 11.9 | 67 |
| Kentucky | 1.4 | 22.5 | 25.4 | 26.8 | 23.9 | 71 |
| Louisiana | 3.7 | 22.2 | 25.9 | 25.9 | 22.2 | 27 |
| Maryland | 0.0 | 14.3 | 28.6 | 42.9 | 14.3 | 7 |
| Michigan | 12.1 | 42.4 | 36.4 | 9.1 | 0.0 | 33 |
| Minnesota | 6.7 | 31.7 | 36.7 | 11.7 | 13.3 | 60 |
| Missouri | 2.7 | 13.3 | 32.0 | 26.7 | 25.3 | 75 |
| Mississippi | 0.0 | 21.9 | 28.1 | 32.8 | 17.2 | 64 |
| Montana | 8.3 | 41.7 | 27.8 | 16.7 | 5.6 | 36 |
| North Carolina | 5.2 | 17.2 | 34.5 | 22.4 | 20.7 | 58 |
| North Dakota | 8.9 | 17.8 | 37.8 | 17.8 | 17.8 | 45 |
| Nebraska | 12.3 | 26.2 | 26.2 | 24.6 | 10.8 | 65 |
| New Mexico | 0.0 | 31.6 | 15.8 | 15.8 | 36.8 | 19 |
| New York | 5.4 | 8.1 | 48.6 | 27.0 | 10.8 | 37 |
| Ohio | 9.8 | 23.5 | 25.5 | 33.3 | 7.8 | 51 |
| Oklahoma | 1.8 | 37.5 | 30.4 | 21.4 | 8.9 | 56 |
| Oregon | 0.0 | 38.5 | 30.8 | 23.1 | 7.7 | 13 |
| Pennsylvania | 13.5 | 40.5 | 18.9 | 13.5 | 13.5 | 37 |
| South Carolina | 0.0 | 30.4 | 26.1 | 30.4 | 13.0 | 23 |
| South Dakota | 8.0 | 30.0 | 22.0 | 26.0 | 14.0 | 50 |
| Tennessee | 5.7 | 24.5 | 30.2 | 18.9 | 20.8 | 53 |
| Texas | 4.3 | 25.6 | 29.1 | 24.8 | 16.2 | 117 |
| Utah | 0.0 | 37.5 | 12.5 | 37.5 | 12.5 | 8 |
| Virginia | 5.4 | 21.6 | 24.3 | 37.8 | 10.8 | 37 |
| Washington | 0.0 | 26.3 | 26.3 | 31.6 | 15.8 | 19 |
| Wisconsin | 22.0 | 40.0 | 30.0 | 2.0 | 6.0 | 50 |
| West Virginia | 4.5 | 36.4 | 18.2 | 22.7 | 18.2 | 22 |
| States with fewer than 15 respondents | 0.0 | 24.5 | 28.3 | 24.5 | 22.6 | 53 |
| All States | 5.1 | 27.6 | 27.9 | 22.7 | 16.7 | 1,686 |