| Subject | Counties Served |
| Complaints, Specific Water Systems | Milwaukee, Waukesha |
| Consumer Confidence Reports (CCR) | Waukesha |
| Drinking Water Database entries/DWS Entries | Milwaukee, Waukesha |
| Owner, Sampler Changes for Public Water System | Milwaukee, Waukesha |
| Public Drinking Water Monitoring Requirements | Milwaukee, Waukesha |
| Public Drinking Water System NTNC: School, Daycare, Businesses, Factory | Milwaukee, Waukesha |
| Public Drinking Water System OTM: Mobile Home Park, Apt Building, Condo, Subdivision | Waukesha |
| Vulnerability Assessments for Public Water Supplies | Milwaukee, Waukesha |