James J. Rowley Training Center Master Plan Environmental Assessment Laurel, Maryland Prepared for: United States Secret Service, Department of Homeland Security By: AECOM Project Number: GS-11P-12-MK-C-0012 August 2012 Revised and Approved September 2012 This page intentionally left blank. JAMES J. ROWLEY TRAINING CENTER MASTER PLAN ENVIRONMENTAL ASSESSMENT Responsible Agency: U.S. Secret Service Abstract: The U.S. Secret Service (USSS) has prepared this Environmental Assessment (EA) for the James J. Rowley Training Center (RTC) Master Plan 2012 Update, located in Prince George’s County, Maryland. The project includes the construction of new facilities, the renovation of existing facilities, the consolidation of facilities into precincts, infrastructure expansion, and security upgrades. This EA considers the environmental effects of implementing a No Action (No Build) Alternative and an Action Alternative. For information concerning this document contact: Mr. Alan Harwood, AICP Vice President AECOM 675 North Washington Street Suite 300 Alexandria, VA 22314 (703)739-4747 Email: [email protected] This page intentionally left blank. Table of Contents 1.0 PURPOSE AND NEED 1.1 Introduction ....................................................................................................................... 1-1 1.2 Project Location ................................................................................................................ 1-2 1.3 Purpose and Need for the Proposed Action ...................................................................... 1-3 1.4 Project Background ........................................................................................................... 1-4 1.5 Public and Agency Involvement ........................................................................................ 1-5 1.6 Issues and Impact Topics .................................................................................................. 1-6 2.0 DESCRIPTION OF ALTERNATIVES 2.1 Introduction ....................................................................................................................... 2-1 2.2 Proposed Action Alternative .............................................................................................. 2-1 2.3 No Action Alternative ......................................................................................................... 2-4 3.0 AFFECTED ENVIRONMENT 3.1 Introduction ....................................................................................................................... 3-1 3.2 Land Use and Planning Policies ........................................................................................ 3-1 3.3 Roadways and Traffic Patterns ......................................................................................... 3-7 3.4 Parking ............................................................................................................................ 3-10 3.5 Topography, Drainage, and Soils .................................................................................... 3-11 3.6 Water Resources ............................................................................................................ 3-15 3.7 Vegetation ....................................................................................................................... 3-19 3.8 Wildlife ............................................................................................................................. 3-23 3.9 Noise ............................................................................................................................... 3-24 3.10 Utilities ............................................................................................................................. 3-26 3.11 Stormwater Management ................................................................................................ 3-28 3.12 Sustainability ................................................................................................................... 3-29 3.13 Hazardous Materials ....................................................................................................... 3-31 3.14 Coastal Zone Management ............................................................................................. 3-32 4.0 ENVIRONMENTAL CONSEQUENCES 4.1 Methodology ...................................................................................................................... 4-1 4.2 Land Use and Planning Policies Impacts .......................................................................... 4-2 4.3 Roadway and Traffic Pattern Impacts ............................................................................... 4-4 4.4 Parking Impacts ................................................................................................................ 4-8 4.5 Topography, Drainage, and Soil Impacts .......................................................................... 4-9 4.6 Water Resources Impacts ............................................................................................... 4-10 4.7 Vegetation Impacts ......................................................................................................... 4-16 4.8 Wildlife Impacts ............................................................................................................... 4-19 4.9 Noise Impacts ................................................................................................................. 4-20 4.10 Utilities Impacts ............................................................................................................... 4-21 4.11 Stormwater Management Impacts .................................................................................. 4-23 4.12 Sustainability Impacts...................................................................................................... 4-25 4.13 Hazardous Materials ....................................................................................................... 4-26 4.14 Coastal Zone Management ............................................................................................. 4-27 4.15 Cumulative Impacts ......................................................................................................... 4-29 5.0 APPENDIX .................................................................................................................................... 5-1 A Notification List .................................................................................................................. 5-4 B References ........................................................................................................................ 5-4 C List of Preparers ................................................................................................................ 5-6 D List of Acronyms and Abreviations .................................................................................... 5-7 E Scoping Letters ................................................................................................................. 5-9 Figures 1-1 Project Location ...........................................................................................................1-2 2-1 Proposed Master Plan Precincts ................................................................................. 2-5 2-2 Circulation ....................................................................................................................2-6 3-1 RTC Soil Types, Locations, and Existing Development ............................................ 3-13 3-2 Wetlands within the RTC and Existing Development ................................................ 3-17 3-3 Forest Stands at RTC Campus and Existing Development ....................................... 3-21 4-1 Wetlands Impacts ......................................................................................................4- 13 4-2 Existing/Removed Trees ........................................................................................... 4-17 Tables 3-1 LOS at Intersections in RTC Vicinity (Existing Conditions) ................................................ 3-7 4-1 LOS at Intersections in RTC Vicinity under Existing Conditions, No Action Alternative (Future No-Build), and Proposed Action Alternative ..................................................................... 4-5 4-2 Coastal Zone Management Policies ................................................................................ 4-28 1.0 PURPOSE AND NEED This page intentionally left blank. RTC MASTER PLAN ENVIRONMENTAL ASSESSMENT Purpose and Need 1.1 Introduction The James J. Rowley Training Center (RTC), located in Prince George’s County, Maryland, is owned and operated by the U.S. Secret Service (USSS). The mission of the RTC is to develop, administer, and coordinate all training programs related to the protective, investigative, and administrative activities of the agency. The USSS proposes to update its Master Plan dating from 1996 for the RTC to allow for gradual expansion and program improvements over the next 10 to 15 years. The goal of the James J. Rowley Training Center Master Plan, 2012 Update (2012 RTC Master Plan) is the creation of a world-class campus that efficiently utilizes the extensive land holdings of the RTC. The objectives are to provide tactical training facilities, classroom and conference instruction space, recreational facilities, and inter-campus transportation facilities,