| Subject | Counties Served |
| Hazardous Waste Recycling | Milwaukee |
| Hazardous Waste Requirements | Milwaukee |
| Health Care Hazardous Waste | Milwaukee |
| RCRA Hazardous Waste Characterization | Milwaukee |
| RCRA Hazardous Waste Tanks | Milwaukee |
| RCRA Hazardous Waste Treatment | Milwaukee |
| Universal Wastes | Milwaukee |
| Used Oil and Waste Oil | Milwaukee |