| 7-000498 | Conectiv Hay Road Power Plant | Aboveground Storage Tanks |
| 7-000274 | Conectiv-Edge Moore Power Plant | Aboveground Storage Tanks |
| 7-000192 | Edgemoor Power Complex | Aboveground Storage Tanks |
| Not Assigned | Conectiv - Edgemoor Electric Generating Station | Accidental Release Prevent |
| 1000300007 | Conectiv Delmarva Generation-Edge Moor | Air Program |
| DED000621417 | Cdg Edge Moor Power Plant | Hazardous Waste Generator |
| DED000621409 | DP&L - Delaware City | Hazardous Waste Generator |
| DE-0101 | Delmarva Power & Light - Edgemoor | Site Investigation & Restoration Branch |
| Not Assigned | Conectiv Site II Ash Landfill Wilmington | Solid Waste Landfill |
| 3 | Conectiv Edge Moor Site II Ash Landfill | Solid Waste Resource Recovery |
| 3-000500 | Edge Moor Power Plant | Underground Storage Tank |
| DE0000558 | Conectiv Delmarva Generation Edgemore Power Plant | Wastewater(NPDES) |