| Subject | Counties Served |
| Aboveground and Underground Storage Tanks (LUST)/Tank System Site Assessments (TSSA) | La Crosse, Vernon |
| Case Closures | La Crosse, Monroe, Vernon |
| Environmental Site Investigation, Cleanup, Remedial Actions | La Crosse, Monroe, Vernon |
| Phase I and Phase II Environmental Site Assessments | La Crosse, Monroe, Vernon |
| Soil Cleanup Standards | La Crosse, Monroe, Vernon |