| 116668 | Facilities | 706701 | letter | 31703 | 3/20/1975 | Download |
| 116668 | Facilities | 706700 | earthen pit permit | 35834 | 9/24/1974 | Download |
| 116668 | Facilities | 401605668 * | INVESTIGATION/REMEDIATION WORKPLAN (INITIAL) | 245971 | 5/2/2018 | Download |
| 116668 | Facilities | 402658288 * | INVESTIGATION/REMEDIATION WORKPLAN (SUPPLEMENTAL) | 278773 | 8/25/2021 | Download |
| 116668 | Facilities | 402735081 * | INVESTIGATION/REMEDIATION WORKPLAN (SUPPLEMENTAL) | 339492 | 10/1/2021 | Download |
| 116668 | Facilities | 402827783 * | INVESTIGATION/REMEDIATION WORKPLAN (SUPPLEMENTAL) | 339098 | 11/12/2021 | Download |
| 116668 | Facilities | 401892075 * | INVESTIGATION/REMEDIATION WORKPLAN (SUPPLEMENTAL) | 373570 | 11/10/2022 | Download |