Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
50381
| CT | Middlesex | Connecticut River at the Connecticut Yankee Nuclear electric generating station (across the river from Haddam) | 1990 |
01080205
| Outlet Connecticut River | established |
1650195
| CT | Middlesex | Connecticut River, Haddam Island, vicinity of Connecticut Yankee Nuclear Power Station discharge Canal (site 5 see map in Acc. file) | 1990 |
01080205
| Outlet Connecticut River | established |
155486
| CT | Middlesex | Connecticut River, lower portion at the Connecticut Yankee Atomic Power Company facility in Haddam Neck | 1990 |
01080205
| Outlet Connecticut River | established |
1650194
| CT | New London | Connecticut River, Haddam Neck, Connecticut Yankee Nuclear Power Station discharge Canal (sites 1-4 see map in Acc. file) | 1990 |
02030203
| Long Island Sound | established |