GAO-10-748SP: Aviation and the Environment: Survey of Airport Officials on Airport Environmental Issues, an E-supplement to GAO-10-50
U.S. Government Accountability Office
| Q25. Does your airport have any of the following systems to control stormwater runoff? |
| (Total Population) |
| Percent | Number of respondents |
|
|---|---|---|
| a. Vegetative filter strips | 41.8 | 141 |
| b. Detention ponds | 68.1 | 141 |
| c. Storage tanks | 20.6 | 141 |
| d. Catch basins | 70.2 | 141 |
| e. Porous pavement | 12.8 | 141 |
| f. Rain gardens | 0.0 | 141 |
| g. Sand filters | 7.8 | 141 |
| h. Stormwater wetlands | 19.1 | 141 |
| i. Other systems to control stormwater runoff | 35.5 | 141 |
| j. None - Airport does not have any system to control stormwater runoff. | 4.3 | 141 |
| k. No answer | 0.0 | 141 |
| Q25. Does your airport have any of the following systems to control stormwater runoff? |
| (Large and Medium Hubs) |
| Percent | Number of respondents |
|
|---|---|---|
| a. Vegetative filter strips | 50.8 | 63 |
| b. Detention ponds | 74.6 | 63 |
| c. Storage tanks | 31.7 | 63 |
| d. Catch basins | 73.0 | 63 |
| e. Porous pavement | 14.3 | 63 |
| f. Rain gardens | 0.0 | 63 |
| g. Sand filters | 4.8 | 63 |
| h. Stormwater wetlands | 15.9 | 63 |
| i. Other systems to control stormwater runoff | 50.8 | 63 |
| j. None - Airport does not have any system to control stormwater runoff. | 1.6 | 63 |
| k. No answer | 0.0 | 63 |