| 422269 | Facilities | 2213112 | EARTHEN PIT REPORT/PERMIT (Form 15) | 3487096 | 3/22/2011 | Download |
| 422269 | Facilities | 2221249 | SUNDRY NOTICE | 942688 | 10/11/2011 | Download |
| 422269 | Facilities | 401453694 | INVESTIGATION/REMEDIATION WORKPLAN (INITIAL) | 204806 | 11/16/2017 | Download |
| 422269 | Facilities | 401647169 | INVESTIGATION/REMEDIATION WORKPLAN (SUPPLEMENTAL) | 207192 | 7/20/2018 | Download |