Edgewood Area—Aberdeen Proving Ground Five-Year Review

InstallationInstallation RestorationRestoration ProgramProgram EDGEWOOD AREA – ABERDEEN PROVING GROUND Five-Year Review Final, October 2008 U.S. Army Garrison Aberdeen Proving Ground, Maryland DISTRIBUTION RESTRICTION STATEMENT APPROVED FOR PUBLIC RELEASE: DISTRIBUTION IS UNLIMITED. #9197-A-6 This page was intentionally left blank. UNITED STATES ENVIRONMENTAL PROTECTION AGENCY REGION III 1650 Arch Street Philadelphia, Pennsylvania 19103-2029 December 16,2008 Colonel Jeffrey Weissman United States Army Deputy Installation Commander Aberdeen Proving Ground, Maryland 21010-5401 Dear Colonel Weissman: Thank you for submitting the report, Edgewood Area - Aberdeen Proving Ground Five Year Review, dated October 2008 to the EPA for review and concurrence. The report was prepared to fulfill the requirements of the Comprehensive Environmental Response, Compensation and Liability Act (CERCLA) Section 121 (c) to review Remedial Actions where hazardous substances remain every five years to assure that human health and the environment are being protected. EPA has reviewed this five-year review report and compared it to EPA's June 2001 guidance document, Comprehensive Five-Year Review Guidance (aSWER No. 9355.7-03B-P, EPA 540-R-OI-007). EPA concurs with the Army's recommendation that the following two (2) sites: Bush River Study Area - Cluster 3 Transformer Storage Area; and Lauderick Creek Study Area - Nike Missile Silos, Nike Sanitary Sewer be closed since waste removal has been completed at these sites and the remedial action objectives (RAOs) have been achieved. EPA concurs with the Army's determination that the remedies for the following sites: • O-Field - OU 1, au 2, au 3; • J-Field - Soil au, Groundwater, White Phosphorus Burning Pits; • Canal Creek Study Area - Bldg. 103 Dump Site, Bldg. 503 Bum Sites, Beach Point, • East Plume Groundwater, 13 Select Sites, G Street; • Westwood Study Area - Clusters 2, 6, 10, 14, and 21, Remaining Sites; • Carroll Island - OU A, OU B; • Graces Quarters - au A, au B; • Bush River Study Area - Old Bush River Road Dump, Cluster 3 Lead Contaminated Soil Site; • Lauderick Creek Study Area - Cluster 1 Groundwater, Nike SW Landfill, ather Clusters, Cluster 9 Groundwater; • Other Edgewood Areas Study Area - Cluster 19 Groundwater; r.... Printed on 100% recycled/recyclable paper with 100% post-consumerfiber andprocess chlorinefree. Customer Service Hotline: 1-800-438-2474 and the LUC sites are protective of human health and the environment. Furthermore, as part of this five-year review, EPA has evaluated the Government Performance and Results Act (GPRA) measures for the above-listed sites and has determined their status is as follows: Environmental Indicators 1. Human Health: Current Human Exposure Controlled 2. Groundwater Migration: Groundwater Migration Under Control Sitewide Ready for Anticipated Use The Site has not been determined to be Site-Wide Ready for Anticipated Use. The requirement for this five-year review at APG - Edgewood was triggered by the Remedial Action start date of October 21, 2003. A previous five-year review report was completed and signed by the Army on October 23, 2003. The next five-year review will be due five years from the date of this concurrence letter. If you have any questions, please contact Ben Mykijewycz, Chief of the NPLIBRAC Federal Facilities Branch, at (215) 814-3351 or Yazmine Yap-Deffler at (215) -814-3369. Sincerely, /:--f-- .. ". /'1 ,--I) £" J::Ie:;/~!'~ir~r0 Hazardous Site Cleanup Division cc: Ken Stachiw - APG (DSHE) John Fairbank - MDE o Printed on 100% recycled/recyclable paper with 100% post-consumerfiber andprocess clrlorinefree. Customer Service Hotline: 1-800-438-2474 Five-Year Review Report Third Five-Year Review Report for Edgewood Area Aberdeen Proving Ground Harford and Baltimore Counties, Maryland October, 2008 PREPARED BY: u.s. Departmentof the Army Aberdeen Proving Ground Maryland Approved by: Date: ---1J4t1~k~ JEFFREY S. WEISSMAN Colonel, US Anny Deputy Installation Commander This page was intentionally left blank. �� October 2008 Final �� W91ZLK-04-D-0013 Edgewood Area - Aberdeen Proving Ground �� Five-Year Review �� General Physics Corporation �� General Physics Corporation 500 Edgewood Road, Suite 110 Edgewood, Maryland 21040 GP-R-123E08002 �� Directorate of Safety, Health and Environment �� IMNE-APG-SHE-R �� Aberdeen Proving Ground, Maryland 21010 �� This document is the second Five-Year Review for the Edgewood Area of Aberdeen Proving Ground. All of the sites currently under CERCLA investigation or remediation within the Edgewood Area are included in this review. The Study Areas addressed by this document include O-Field, J-Field, Canal Creek, Westwood, Carroll Island, Graces Quarters, Bush River, Lauderick Creek, and Other Edgewood Areas. �� Five-Year Review, Edgewood Area, Aberdeen Proving Ground �� ~650 �� This page was intentionally left blank. Edgewood Area - Aberdeen Proving Ground Final Five-Year Review October 2008 Aberdeen Proving Ground, MD GP-R-123E08002 Table of Contents LIST OF ACRONYMS & ABREVIATIONS.................................................................. xii EXECUTIVE SUMMARY ...........................................................................................ES-1 SUMMARY FORMS ....................................................................................................ES-3 EXHIBIT 1...................................................................................................................ES-19 EXHIBIT 2...................................................................................................................ES-23 EXHIBIT 3...................................................................................................................ES-27 1.0 INTRODUCTION .................................................................................................... 1-1 1.1 PROJECT OVERVIEW ............................................................................. 1-1 1.2 EDGEWOOD AREA DESCRIPTION....................................................... 1-3 1.3 DESCRIPTION OF REVIEW PROCESS.................................................. 1-7 1.4 REVIEW TEAM......................................................................................... 1-8 1.5 REPORT FORMAT.................................................................................... 1-9 2.0 O-FIELD STUDY AREA......................................................................................... 2-1 2.1 OVERVIEW................................................................................................. 2-1 2.2 SITE CHRONOLOGY................................................................................. 2-1 2.2.1 Old O-Field ..................................................................................... 2-1 2.2.2 OU 4................................................................................................ 2-3 2.3 SITE BACKGROUND ................................................................................ 2-5 2.3.1 Physical Characteristics .................................................................. 2-5 2.3.2 Land and Resource Use .................................................................. 2-6 2.3.3 History of Contamination ............................................................... 2-6 2.3.4 Previous Removal Actions.............................................................. 2-7 2.3.5 Contaminant Media......................................................................... 2-8 2.4 REMEDIAL ACTIONS ............................................................................... 2-8 2.4.1 Operable Units without RODs....................................................... 2-8 2.4.2 Operable Units with RODs ...........................................................

Edgewood Area—Aberdeen Proving Ground Five-Year Review

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