US Army Corps of Engineers Master Plan Revision Nashville District Center Hill Lake Center Hill Lake Master Plan Revision DRAFT for Public Comment April 2018 Draft for Stakeholder Review 1 US Army Corps of Engineers Master Plan Revision Nashville District Center Hill Lake This page is left intentionally blank Draft for Public Comment 2 US Army Corps of Engineers Master Plan Revision Nashville District Center Hill Lake U.S Army Corps of Engineers, Center Hill Lake Master Plan Revision Commonly Used Acronyms and Abbreviations AAR – After Action Review Sensitive Area AREC – Agriculture Research and Education FOIA – Freedom of Information Act Center FONSI - Finding of No Significant Impact ARPA – Archeological Resources Protection Act FRM – Flood Risk Management ASA(CW) – Assistant Secretary of the Army for FY – Fiscal Year Civil Works GIS - Geographic Information Systems ATR - Agency Technical Review GPS – Global Positioning System BMP - Best Management Practice GOES – Geostationary Operational CE-DASLER – Corps of Engineers Data Environmental Satellite Management & Analysis System for Lakes, H&H – Hydrology and Hydraulics Estuaries, and Rivers HABS – Harmful Algal Blooms cfs – Cubic Feet per Second HQUSACE – Headquarters, U. S. Army Corps of COL – Colonel Engineers CONUS – Continental United States IRRM – Interim Risk Reduction Measures COP – Community of Practice IWR – Institute for Water Resources CRM – Cumberland River Mile LEED – Leadership in Energy and Environmental CW – Civil Works Design CWA – Clean Water Act, 1977 LRN – Nashville District CWMS – Corps Water Management System LTC – Lieutenant Colonel DA – Department of Army MFR – Memorandum for Record DCP – Data Collection Platform MGD – Millions of Gallons per Day DCW – Director of Civil Works MOU – Memorandum of Understanding DE – District Engineer/ Division Engineer MP – Master Plan DM – Design Manual MRLC – Multi-Resolution Land Characteristics DO – Dissolved Oxygen Consortium DOD – Department of Defense MSD – Marine Sanitation Device DQC – District Quality Control MSL/msl – Mean Sea Level (based on the EA – Environmental Assessment National Geodetic Vertical Datum of 1929) EAB – Emerald Ash Borer MW – Megawatt EC – Engineering Circular NAGPRA – Native American Graves and EDW – Enterprise Data Warehouse Repatriation Act EIS – Environmental Impact Statement NEPA – National Environmental Policy Act EM – Engineering Memorandum NGVD29 – National Geodetic Vertical Datum of EO – Executive Order 1929 EOPs – Environmental Operating Principles NHPA – National Historic Preservation Act EP – Engineering Pamphlet NLEB – Northern Long-eared Bat EPA – Environmental Protection Agency NRHP – National Register of Historic Places EQ – Environmental Quality NRRS – National Recreation Reservation System ER – Engineering Regulation NTE – Not to Exceed ERDC – Engineering Research & Design Center NVCS – National Vegetation Classification ESA – Endangered Species Act/ Environmentally Standard Draft for Stakeholder Review 3 US Army Corps of Engineers Master Plan Revision Nashville District Center Hill Lake NWI – National Wetlands Inventory TSU – Tennessee State University NWS – National Weather Service TVA – Tennessee Valley Authority TWRA – Tennessee Wildlife Resources Agency O&M – Operations and Maintenance UAS – Unmanned Aerial Systems OC – Office of Counsel USACE – U. S. Army Corps of Engineers OMBIL – Operations & Maintenance Business USC – United States Code Information Link USFWS – United States Fish and Wildlife Service OMP – Operational Management Plan WMA – Wildlife Management Area PDT – Project Delivery Team WQ – Water Quality PL – Public Law WRDA/WRRDA– Water Resources Development PM – Project Manager/Management Act PMP – Project Management Plan POC – Point of Contact Project – The lands and waters administered by the Corps of Engineers Q&A – Question and Answer QA/QC – Quality Assurance / Quality Control QMP –Quality Management Plan R&D – Research and Development RCC – Roller Compacted Concrete REAL – Recreation Excellence at Army Lakes REAS – Recreation Economics Assessment System REC – Recreation REMIS – Real Estate Management Information System RMC – Risk Management Center SCORP – State Comprehensive Outdoor Recreation Plan SHPO – State Historic Preservation Office SME – Subject Matter Expert SMP – Shoreline Management Plan SOP – Standard Operating Procedure SOW – Scope of Work STP – Sewer Treatment Plant T&ES – Threatened and Endangered Species TBA – To be Announced TBD – To be Determined TDEC – Tennessee Department of Environment and Conservation TDNA – Tennessee Department of Natural Areas TDOA – Tennessee Division of Archaeology TMDL – Total Maximum Daily Load Draft for Public Comment 4 US Army Corps of Engineers Master Plan Revision Nashville District Center Hill Lake Table of Contents Chapter 1 Introduction .......................................................................................................................... 11 1-01 Project Authorization .................................................................................................................... 11 1-02 Project Purpose ............................................................................................................................. 11 1-03 Purpose and Scope of the Master Plan .......................................................................................... 12 1-04 Brief Watershed and Project Description ....................................................................................... 12 1-05 List of Prior Design Manuals .......................................................................................................... 14 1-06 List of Pertinent Project Information .............................................................................................. 14 1-07 Acreage Calculations as they pertain to this Master Plan ............................................................... 15 Chapter 2 Project Authorization and Factors Influencing Management and Development ..................... 16 2-01 Hydrology ...................................................................................................................................... 16 2-02 Sedimentation and Shoreline Erosion ............................................................................................ 24 2-03 Water Quality ................................................................................................................................ 25 2-03.A Water Quality Seasonality ...................................................................................................... 25 2-03.B Water Quality for Public Health and Safety ............................................................................. 25 2-03.C Water Quality for Downstream Reservoir System Needs ......................................................... 26 2-03.D Tailwater Fishery .................................................................................................................... 26 2-03.E Fish & Wildlife......................................................................................................................... 27 2-03.F Tailwater Biota ........................................................................................................................ 28 2-03.G Water Quality Stations ......................................................................................................... 28 2-04 Climate .......................................................................................................................................... 31 2-05 Topography ................................................................................................................................... 31 2-06 Physical Geography ....................................................................................................................... 33 2-07 Geology ......................................................................................................................................... 33 2-07.A Regional Geology .................................................................................................................... 33 2-07.B Local Geology ......................................................................................................................... 35 2-08 Soils ............................................................................................................................................... 41 2-08.A Soil Associations of the Project Area ....................................................................................... 42 2-08.B Description of the Major Soil Series ........................................................................................ 44 2-08.C Soil Erosion and Suitability Classifications ............................................................................... 45 2-09 Resource Analysis – Level One Inventory Data ............................................................................... 46 2-09.A Fish and Wildlife Resources .................................................................................................... 46 Draft for Public Comment 5 US Army Corps of Engineers Master Plan Revision Nashville District Center Hill Lake 2-09.B Vegetative Resources ............................................................................................................. 47 2-09.C Threatened & Endangered Species ......................................................................................... 51 2-09.D