| Subject | Counties Served |
| Approvals of Drinking Water Systems, Mobile Home Parks, Apartment Buildings, Condominiums | Waukesha |
| Complaints about water system operators | Waukesha |
| Complaints, Specific Water Systems | Waukesha |
| Consumer Confidence Reports (CCR) | Waukesha |
| Owner, Sampler Changes for Public Water System | Waukesha |
| Public Drinking Water System NTNC: School, Daycare, Businesses, Factory | Waukesha |
| Public Drinking Water System OTM: Mobile Home Park, Apt Building, Condo, Subdivision | Waukesha |
| Vulnerability Assessments for Public Water Supplies | Waukesha |