| Subject | Counties Served |
| Approvals of Drinking Water Systems, Mobile Home Parks, Apartment Buildings, Condominiums | Kenosha, Racine, Sheboygan, Walworth, Washington |
| Complaints, Specific Water Systems | Kenosha, Ozaukee, Racine, Sheboygan, Walworth, Washington |
| Consumer Confidence Reports (CCR) | Kenosha, Racine, Sheboygan, Walworth, Washington |
| Drinking Water Database entries/DWS Entries | Kenosha, Ozaukee, Racine, Sheboygan, Walworth, Washington |
| Drinking Water Systems Design/Plan Review: Church, Park, Campground or Wayside | Sheboygan |
| Drinking Water Systems Design/Plan Review: Mobile Home Park, Apartment Building, Condominium | Kenosha, Racine, Sheboygan, Walworth, Washington |
| Groundwater Quality Monitoring and Standards | Kenosha, Ozaukee, Racine, Sheboygan, Walworth, Washington |
| Owner, Sampler Changes for Public Water System | Kenosha, Ozaukee, Racine, Sheboygan, Walworth, Washington |
| Public Drinking Water Monitoring Requirements | Kenosha, Ozaukee, Racine, Sheboygan, Walworth, Washington |
| Public Drinking Water System OTM: Mobile Home Park, Apt Building, Condo, Subdivision | Kenosha, Racine, Sheboygan, Walworth, Washington |
| Security of Community Water Systems | Kenosha, Racine, Sheboygan, Walworth, Washington |
| Vulnerability Assessments for Public Water Supplies | Kenosha, Ozaukee, Racine, Sheboygan, Walworth, Washington |
| Water Conservation and Efficiency | Kenosha, Ozaukee, Racine, Sheboygan, Walworth, Washington |
| Water System Operator Certification | Kenosha, Ozaukee, Racine, Sheboygan, Walworth, Washington |
| Water Treatment Devices | Kenosha, Ozaukee, Racine, Sheboygan, Walworth, Washington |
| Well Construction Reports (WCR), Logs, Depth of Well | Kenosha, Ozaukee, Racine, Sheboygan, Walworth, Washington |