Chapter 105:Chapter Water 105: Water Obstruction Obstruction and Encroachment Permit and Encroachment Permit ComprehensiveComprehensive Environmental Environmental Assessment Assessment Docket No. CP19-____-000 National Fuel Gas Supply Corporation FM 100 Project NovemberCameron, 2019 (Revised Clearfield, September Clinton, 2020) Elk, McKean, and Public Potter Counties, Pennsylvania Mott MacDonald 5295 South Commerce Drive Suite 500 Murray, UT 84107 National Fuel Gas Supply Corporation Joint Permit Application - Chapter 105: Water 1100 State Street Erie, PA 16512 Obstruction and Encroachment Permit Job1 Div1 SubDiv1 RepNo RevNo C:\Users\WOO89265\Documents\NFGComprehensive FM 100 Environmental Project\20190524_JPA-CH105 Assessment EA_Draft.docx National Fuel Gas Supply Corporation National Fuel Gas Supply Corporation FM 100 Project Cameron, Clearfield, Clinton, Elk, McKean, and Potter Counties, Pennsylvania November 2019 (Revised September 2020) Public i | National Fuel Gas Supply Corporation | Public | FM 100 Project Contents Acronyms v 1 General Project Description 1 1.1 Introduction 1 1.2 Purpose and Need 1 1.3 Proposed Facilities 2 1.4 Land Requirements 3 1.4.1 Pipeline Facilities 6 1.4.2 Aboveground and Other Facilities 7 1.4.3 Contractor Yards and Staging Areas 10 1.4.4 Horizontal Directional Drills or Conventional Bore Locations 10 1.4.5 Access Roads 11 1.5 Related Non-Jurisdictional Facilities 13 1.6 Construction Procedures and Schedule 14 1.6.1 Abandonment Procedures 16 1.7 PNDI Avoidance Measures 21 1.8 Land Ownership and Usage 22 2 Water Use and Quality 26 2.1 Introduction 26 2.2 Groundwater Resources 26 2.2.1 Public and Private Water Supply Wells 27 2.2.2 Groundwater Contamination 29 2.2.3 Areas of Potential Shallow Groundwater 30 2.2.4 Potential Groundwater Impacts and Mitigation 30 2.3 Surface Water Resources 32 2.3.1 Contaminated Waters and Sediments 34 2.3.2 Public Watershed Areas 35 2.3.3 Floodplains/Floodways 36 2.3.4 Hydrostatic Test Water 38 2.3.5 Sensitive Surface Waters 38 2.3.6 Waterbody Construction and Mitigation Procedures 39 2.4 Wetlands 42 2.4.1 Existing Resources 42 2.4.2 Construction and Operation Impacts and Mitigation 44 2.5 Biological Resources 46 2.5.1 Fisheries and Other Aquatic Resources 46 ii | National Fuel Gas Supply Corporation | Public | FM 100 Project 2.5.2 Fisheries Classification 46 2.5.3 Fisheries of Special Concern/Essential Fish Habitat 47 2.5.4 Project Impacts and Mitigation 47 2.5.5 Wildlife and Habitat 49 2.5.6 Wildlife Habitat and Vegetation 50 2.5.7 Managed Wildlife Habitat Areas 53 2.5.8 Wildlife, Vegetation and Habitat Project Impacts and Mitigation 57 2.5.9 Threatened and Endangered Species 59 2.5.10 Federally Protected Threatened and Endangered Species 63 2.5.11 State-Protected Species 64 2.5.12 Species of Concern Impacts and Mitigation 67 2.5.13 Agency Consultation 71 2.6 Cultural Resources 71 2.6.1 Phase I Archaeological Survey Results 71 2.6.2 Unanticipated Discoveries Plan 72 3 Analyses 73 3.1 Antidegradation Analysis 73 3.2 Floodplain/Floodway Assessment 74 3.3 Alternative Analysis 74 3.3.1 No-Action Alternative 74 3.3.2 Energy Alternatives 74 3.3.3 System Alternatives 77 3.3.4 Pipeline Route Alternatives 78 3.3.5 Compressor Stations Alternatives 84 3.3.6 Compressor Station Alternatives Evaluation 88 3.3.7 Compressor Station Alternative Sites Conclusion 89 3.3.8 Other Aboveground Facility Alternative Locations 91 3.4 Potential Secondary Impact Evaluation 91 3.5 Cumulative Impact Analysis 91 3.5.1 Project Impacts 92 3.5.2 Cumulative Impact Regions of Influence 94 3.5.3 Cumulative Actions 97 3.5.4 Cumulative Impact Assessment 100 4 Mitigation Plan 103 5 References 105 Appendices 111 A – Chapter 105 Environmental Assessment Form 113 iii | National Fuel Gas Supply Corporation | Public | FM 100 Project B – Report Figures 115 C – Erosion and Sediment Control & Agricultural Mitigation Plan (ESCAMP) 117 D – Agency Correspondence and PNDI Reports 119 E – Wetland and Waterbody Delineation Report 121 F – Unanticipated Discovery of Contaminated Materials Plan 123 G – Table 2.3-1 125 H –Table 2.4-1 127 I –Spill Prevention and Response Procedures Plan 129 J – HDD Plan 131 K – Table 2.5-2 133 L – Species-Specific Survey Reports 135 M – SHPO Correspondence 137 N – Maps for Alternative Analysis 139 O – Table 3.5-1 141 P – Chapter 105 Site-Specific Wetland and Stream Crossing Plans 143 Q – Mitigation Plan 145 iv | National Fuel Gas Supply Corporation | Public | FM 100 Project Tables Table 1.4-1: Land Requirements for Project Activities 5 1 Land temporarily disturbed during construction includes TWS, ATWS, staging areas, and temporary access roads. 6 Table 1.4-3: Proposed Aboveground and Other Facilities 7 Table 1.4-4: Proposed Contractor Staging Areas 10 Table 1.4-5: Project Resources Crossed by HDD or Conventional Bore 10 Table 1.4-6: Non-Public Access Roads Proposed for the Project 11 Table 1.6-1: Abandonment Activities by Milepost 17 Table 2.2-1: Water Supply Wells and Springs within 150-feet of Project Work Areas 27 Table 2.2-2: Water Supply Wells within 400-feet of Project HDDs 28 Table 2.3-3: Impaired Waterbodies within 500-feet of Project Work Areas 35 Table 2.3-4: FEMA 100-year Floodplains Crossed by the Project 36 Table 2.4-2: Areas where Construction Workspace is greater than 75-feet in Wetlands 46 Table 2.5-1: Representative Game and Commercial Fish Species Known to Occur in Waterbodies near the Project 47 Table 2.5-3: Managed Wildlife Habitat Crossed by the Project 55 Table 2.5-4: Federally and State Listed Species in Cameron, Clearfield, Clinton, Elk, McKean, and Potter Counties, PA with Potential to Occur in the Project Area 60 Table 2.5-5: Birds of Conservation Concern Potentially Occurring in the Vicinity of the Project 70 Table 2.6-1: Summary of Cultural Resources Recorded During Survey 72 Table 3.3-1: Alternative Route Characteristics 81 Table 3.3-2: Proposed and Alternative Compressor Station Site Characteristics 90 Table 3.5-3: Resource-Specific Cumulative Impact Regions of Influence 95 Table 3.5-4: Cumulative Actions Occurring in Proximity to the Proposed Project 98 Table 3.5-5: Summary of Cumulative Impacts 101 Figures Figure 1.2-1: General Project Overview Map Page 6 Figure 1.2-2: Project Topographic Map Series Appendix B Figure 1.2-3: Project Aerial Map Series Appendix B v | National Fuel Gas Supply Corporation | Public | FM 100 Project Acronyms APE Area of Potential Effect Application Certificate application as filed with the Federal Energy Regulatory Commission ATWS Additional Temporary Workspace BMP Best Management Practices CEII Critical Energy Infrastructure Information CEQ Council of Environmental Quality CFR Code of Federal Regulations Commission Federal Energy Regulatory Commission CRGIS Cultural Resources Geographic Information System CWF Cold Water Fishery dBA A-weighted Decibels DBH Diameter at Breast Height Dominion Dominion Energy Transmission, Inc. EA/EIS Environmental Assessment/Environmental Impact Statement EFH Essential Fish Habitat EI Environmental Inspector ESA Endangered Species Act ESCAMP Erosion and Sediment Control and Agricultural Mitigation Plan EV Exceptional Value Waters FEMA Federal Emergency Management Agency FERC Federal Energy Regulatory Commission FERC Plan FERC Upland Erosion Control, Revegetation, and Maintenance Plan FERC Procedures FERC Wetland and Waterbody Construction and Mitigation Procedures ft Feet GIS Geographic Information System GPS Global Positioning System HDD Horizontal Directional Drill HGM Hydrogeomorphic hp Horsepower HQ High Quality Waters HUC Hydrologic Unit Code IPaC Information for Planning and Consultation KV Kilovolt Ldn Day-night Equivalent Level LNG Liquefied Natural Gas M Magnitude M&R Metering and Regulation MAOP Maximum Allowable Operating Pressure Manual Corps of Engineers Wetlands Delineation Manual, Environmental Laboratory, 1987 MBTA Migratory Bird Treaty Act MF Migratory Fishes vi | National Fuel Gas Supply Corporation | Public | FM 100 Project MLV Mainline Valve MP Milepost NAAQS National Ambient Air Quality Standards National Fuel National Fuel Gas Supply Corporation NDE Non-Destructive Examination NEPA National Environmental Policy Act NFHL National Flood Hazard Layer NGA Natural Gas Act NHD National Hydrography Database NHPA National Historical Preservation Act NMFS National Marine Fisheries Services NRCS Natural Resource Conservation Service NRHP National Register of Historic Places NRT Natural reproduction trout NSA Noise Sensitive Area NSQS National Sediment Quality Survey NWI National Wetlands Inventory OHWM Ordinary High-Water Mark PA Pennsylvania PA SHPO Pennsylvania State Historic Preservation Office PADCNR Pennsylvania Department of Conservation and Natural Resources PADEP Pennsylvania Department of Environmental Protection PAGWIS Pennsylvania Groundwater Information System PAR Permanent Access Road PASDA Pennsylvania Spatial Data Access PEM Freshwater Emergent Wetland PennDOT Pennsylvania Department of Transportation PFBC Pennsylvania Fish and Boat Commission PFO Palustrine Forested Wetland PGC Pennsylvania Game Commission PHMC Pennsylvania Historical and Museum Commission PHMSA Pipeline and Hazardous Materials Safety Administration PL Public Law PNDI Pennsylvania Natural Diversity Index ppm Parts Per Million Project FM100 Project PSA Project Study Area PSS Palustrine Scrub Shrub PSU Pennsylvania State University PUB Palustrine unconsolidated bottom wetland RCV Remote controlled valves ROI Region of Influence ROW Right(s)-of-Way vii | National Fuel Gas Supply Corporation | Public