Progress Reports
- Cover Page (PDF)
- Title Page and Table of Contents (PDF)
- Acknowledgements (PDF)
- Executive Summary (PDF)
- Section I: Introduction (PDF)
- Section II: Methods: Constructing the Act 54 Geodatabase (PDF)
- Section III: Underground Bituminous Coal Mining During the 4th Assessment Period (PDF)
- Section IV: Effects of Mining on Structures (PDF)
- Section V: Effects of Mining on Water Supplies (PDF)
- Section VI: Impacts of Longwall Mining on Groundwater (PDF)
- Section VII: Effects of Mine Subsidence on Streams During the 4th Act 54 Assessment (PDF)
- Section VII: Follow-up on the Effects of Mine Subsidence on Streams during the 3rd Act 54 Assessment (PDF)
- Section IX: Effects of Mine Subsidence on Wetlands (PDF)
- Section X: Recommendations (PDF)
- Section XI: Summary and Conslusions (PDF)
- Appendices
- Appendix A: Master Agreement Between DEP and the University (PDF)
- Appendix B: Summary of Mining Activity and Reported Effects During the 4th Assessment Period (PDF)
- Appendix C: Maps of Maximum and Minimum Stream Flow Loss and Wetlands (PDF)
- Appendix D: Quantitatve Macroinvertibrate Data for Streams Undermined and Sampled During the 3rd Assessment Period and Re-Assessed by the University (PDF)
- Appendix E: Spearman Correlation Matrix (PDF)
- Appendix F: Maximum and Minimum Lengths of Post-Mining Flow Loss (PDF)
- Appendix G: Stream Investigations for the 4th Assessment Period (PDF)
- Appendix H: Relative Frequencies (PDF)
- Appendix I: QA by PADEP on University's TDG-563-2000-655 Sampling Protocal (PDF)
- Appendix J: Data on Wetland Type and Acreage (PDF)
- ASSESSMENT OF THE EFFECTS OF SUBSIDENCE (ACT 54) REPORT 2008-2013 (2015)
Act 54 Report on the Impacts of Underground Coal Mining (2003 - 2008)
- Title Page (PDF)
- Table of Contents (PDF)
- Executive Summary (PDF)
- Section I: Introduction (PDF)
- Section II: Data Collection and Methods of Analysis (PDF)
- Section III: Underground Bituminous Coal Mining During the 3rd Assessment Period (PDF)
- Section IV: A Summary of the PADEP Observations on the Effects of Undermining I-79 (PDF)
- Section V: Effects of Mining on Structures (PDF)
- Section VI: Effects of Mining on Water Supplies (PDF)
- Section VII: Effects of Mining on Land (PDF)
- Section VIII: Effects of Mining on Stream (PDF)
- Section VIX: Effects of Mining on Wetlands – Recent Progress (PDF)
- Section X: Discussion, Summary, Conclusions (PDF)
- References (PDF)
- Appendices
- Appendix A: Mining Activity during the 3rd Assessment Period (PDF)
- Appendix B (PDF)
- B1: Summary of Reported Effects from Active and Closed Mines
- B2: Summary of Reported Effects occurring in the 2nd Assessment Period at Active Mines and their Resolution Status at the end of the 3rd Assessment Period
- Appendix C - Part 1: Maps from the University GIS Database Depicting Mining Extent, Overburden, and Surface Features (PDF)
- Appendix C - Part 2: Maps from the University GIS Database Depicting Mining Extent, Overburden, and Surface Features (PDF)
- Appendix C - Part 3: Maps from the University GIS Database Depicting Mining Extent, Overburden, and Surface Features (PDF)
- Appendix C - Part 4: Maps from the University GIS Database Depicting Mining Extent, Overburden, and Surface Features (PDF)
- Appendix D (PDF)
- D1: Bailey Mine -- Information on Streams Undermined by Longwall Mines during the 3rd Assessment Period and Surveyed by the University of Pittsburgh
- D2: Blacksville No.2 -- Information on Streams Undermined by Longwall Mines during the 3rd Assessment Period and Surveyed by the University of Pittsburgh
- D3: Cumberland Mine -- Information on Streams Undermined by Longwall Mines during the 3rd Assessment Period and Surveyed by the University of Pittsburgh
- D4: Emerald Mine -- Information on Streams Undermined by Longwall Mines during the 3rd Assessment Period and Surveyed by the University of Pittsburgh
- D5: Enlow Fork Mine -- Information on Streams Undermined by Longwall Mines during the 3rd Assessment Period and Surveyed by the University of Pittsburgh
- Appendix E (PDF)
- E1: Stream Investigation Reports for the 3rd Assessment Period
- E2: Stream Re-Surveyed from the 2nd Assessment Period with Mitigation Work and Flow Status Observations (made by the University)
- Appendix F (PDF)
- F1: Summary of Re-Survey of Problem Streams from the 2nd Assessment Period
- F2: Summary of Survey of Stream with Reported Effects from the 3rd Assessment Period
- Appendix G (PDF)
- G1: Undermined Wetland during the 3rd Assessment Period Sorted by Mine
- G2: Wetland Inventory for Enlow Fork Mine, Panels F12 to F18 Permit Revision
- G3: Wetland Inventory for the Cumberland Mine, Collected in 2004
- Plate 1
The following additional reports are available by contacting DEP's Bureau of Mining Programs:
- Act 54 Report on the Impacts of Underground Coal Mining (1998 - 2003)
- Supplemental Report on the Effects of Underground Coal Mining (February 2001)
- Act 54 Report on the Impacts of Underground Coal Mining (1993 - 1998) (PDF)