Hall Environmental Projects
| Client | Facility | Start Date2 | Project | Average of Duration |
| Hall | Allen Creek MSWL | 2002 | Semi-Annual Groundwater Monitoring | 7 |
| Candler Road MSWL Subtitle D |
1997 | Groundwater Monitoring Well Installations | 1 | |
| Methane Monitoring Well Installations | 1 | |||
| Semi-Annual Groundwater Monitoring | 12 | |||
| Grand Total | 5.3 |