| Subject | Counties Served |
| Groundwater Environmental Monitoring System (GEMS) Application | Adams, Dane, Dodge, Monroe, Outagamie, Wood |
| Landfill Design and Construction | Adams, Dane, Dodge, Monroe, Outagamie, Wood |
| Landfill Fees | Adams, Dane, Dodge, Monroe, Outagamie, Wood |
| Landfill Gas and Leachate | Adams, Dane, Dodge, Monroe, Outagamie, Wood |
| Landfill Operation | Adams, Dane, Dodge, Monroe, Outagamie, Wood |
| Landfills, Active | Adams, Dane, Dodge, Monroe, Outagamie, Wood |
| Landfills, Closed | Statewide |
| Landfills, Feasibility and Siting Requirements | Adams, Dane, Dodge, Monroe, Outagamie, Wood |