| Subject | Counties Served |
| Wastewater Pretreatment Program | Columbia, Dane, Green, Iowa, Sauk |
| Wastewater Treatment Plants | Dane, Green, Iowa |
| WPDES Permits, Compliance Maintenance Annual Report (CMAR) | Dane, Green, Iowa |
| WPDES Permits, Discharge Monitoring Reports | Dane, Green, Iowa |
| WPDES Permits, Operation, Maintenance of Wastewater | Dane, Green, Iowa |