| Subject | Counties Served |
| Kikkoman Foods, Inc. Green Tier Single Point of Contact | Statewide |
| Sanitary Sewer Collection Systems | Milwaukee, Racine |
| Wastewater Pretreatment Program | Kenosha, Milwaukee, Ozaukee, Racine, Sheboygan, Walworth, Washington, Waukesha |
| Wastewater Treatment Plants | Milwaukee, Racine |
| WPDES Permits, Compliance Maintenance Annual Report (CMAR) | Milwaukee, Racine |
| WPDES Permits, Discharge Monitoring Reports | Milwaukee, Racine |
| WPDES Permits, Land Application and Treatment | Milwaukee, Racine |
| WPDES Permits, Operation, Maintenance of Wastewater | Milwaukee, Racine |
| WPDES Permits, Operator Certification, Wastewater Treatment Plants | Milwaukee, Racine |
| WPDES Permits, SWAMP Reports | Milwaukee, Racine |