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Summary of IRP Sites Under Investigation Portsmouth Naval Shipyard, Kittery, Maine

Site ID Other ID UAS (1983) Other ID RFI (1992) Other ID FFA (1999) Operable Unit Site Name Site Description Current CERCLA Comments/Notes
10 Not Identified SWMU 10 SWMU 10 OU1 Former Battery Acid Tank No. 24 Past release of acidic discharges from piping and former underground storage tank associated withlead-acid battery recharging operations in Builidng 238 at the site resulted in soil contamination on site and sediment contamination off shore (in a portion of Dry Dock AOC). Tank and surrounding soil removal in 1986 as part of tank closure. Lead-contaminated soil remains at site. RI/FS/PRAP /ROD/RA OU1 RI Report finalized in July 2007 ,OU1 FS Report and PRAP were finalized in June 2010. The public comment period was held in June/July 2010. The OU1 ROD was signed in September 2010. Draft Remedial Action Work v
6 Not Identified SWMU 6 SWMU 6 OU2 Defense Reutilization and Marketing Office (DRMO) Storage Yard including DRMO Impact Area (Quarters S, N, and 68) Storage area for used materials that previously including lead and nickel-cadmium battery elements. 1983 open storage of batteries discontinued. 1993 portions of site capped or paved as part of interim corrective measures. 1999, 2005, 2006, and 2008 shoreline stabilization activities conducted for different portions of the shoreline. A removal action was conducted for the DRMO Impact Area RI/FS/PRAP OU2 Supplement RI Report finalized in March 2010. OU2 FS Report finalized in April 2011. Draft Final PRAP submitted in June 2011.
29 Not Identified Part of SWMU 6 Teepee Incinerator OU2 Former Teepee Incinerator Site Area formerly used for open burning, waste disposal, and industrial incineration. 1998 separated from Site 6 and made into a new site. Shoreline stabilization activities at Site 6 in 2005, 2006, and 2008 included a portion of the Site 29 shoreline. RI/FS/PRAP OU2 Supplement RI Report finalized in March 2010. OU2 FS Report finalized in April 2011. Draft Final PRAP submitted in June 2011.
8 Site 1 SWMU 8 SWMU 8 OU3 Jamaica Island Landfill (JILF) 25-acre landfill. OU3 RA completed included capping 22 acres, and removal of 3 acres with wetlands created in removed area. RE/FS/PRAP /ROD/RA OU3 ROD (2001) - addressed soil and groundwater. OU3 ESDs (2003 and 2005) for excavation, consolidation, and wetlands construction and to include groundwater migration remedy into OU3. 5 Yr review 2007. OU3 post-remedial OM&M since 2006. OM&M Plan is being updated.
9 Sites 3 and 4 SWMU 9 SWMU 9 OU3 Former Mercury Burial Sites (MBI and MBII) Concrete blocks and pipes containing mercury-contaminated wastes were buried within the JILF. Vaults removed in 1990s. No residual contamination from Site 9 found. Addressed by OU3 RA (see Site 8). RI/FS/PRAP/ROD/RA See Site 8.
11 Not Identified SWMU 11 SWMU 11 OU3 Former Waste Oil Tanks Nos. 6 & 7 Storage of waste oils prior to offsite disposal. Tanks and soil removal in 1989. Within Site 8 boundary. Addressed by OU3 RA (see Site 8). RI/FS/PRAP/ROD/RA See Site 8.
5 Site 2 SWMU 5 SWMU 5 OU4 Former Industrial Waste Outfalls Numerous discharge points in the dry dock area formerly used to discharge liqUid industrial waste. Discharges were to the Dry Doc AOC portion of the offshore (see Offshore AOCs). RI/FS Offshore HHRA (1994) - surface water and sediment. OU4 Interim ROD (1999) - interim offshore monitoring for sediment. EERA (2000) - surface water and sediment. Interim offshore monitoring for OU4 since 1999. Draft OU4 FS submitted in July 2010. Regulatory review/resolving regulatory comments.
Offshore AOCs Not Identified Not Identified Offshore Areas OU4 Offshore Areas Potentially Impacted by PNS Onshore IRP Sites Based on the EERA (2000), six AOCs were identified in the offshore area that could have been impacted by onshore IRP releases. These are the Back Channel, Jamaica Cove, Clark Cove, Sullivan Point, DRMO Storage Yard, and Dry Dock AOCs. The interim offshore monitoring plan (1999), as required by the Interim ROD(1999), identified 14 monitoring stations the cover the offshore AOCs. RI/FS Offshore HHRA (1994) - surface water and sediment. OU4 Interim ROD (1999) - interim offshore monitoring for sediment. EERA (2000) - surface water and sediment. Interim Offshore monitoring for OU4 since 1999. Draft OU4 FS was submitted in July 2010. Regulatory reviewlresolving regulatory comments.
32 Not Identified Not Identified Topeka Pier Site (SSA) OU7 Topeka Pier Site 17-acre area filled with soil, debris, and some waste material. 2006 shoreline stabilization removal action. RI Soil, groundwater, intertidal surface water, and sediment sampling conducted to support RI. Draft OU7 RI Report submitted in October 2010. Resolving regulatory comments.
31 Not Identified Not Identified West Timber Basin (SSA) OU8 Former West Timber Basin Portion of the filled area between Dry Docks 1 and 3. Site originally for storage and seasoning wood for ship production. Metal washing and pickling activities occurred at the site. RI Added as site based on 1998 SSI soil and groundwater sampling results. RI scheduled for 2012.
34 Not Identified Not Identified Oil Gasification Plant, Building 62 (SSA) OU9 Former Oil Gasification Plant, Building 62 Site originally location of oil gasification plant. Site used for blacksmith shop and pesticide storage. Burning of coal as part of operations resulted in conatminated soil around the builidng. 2007 removal action conducted to remove majority of contaminated soil and stabilize a portion of the shoreline. RI Soil sampling conducted in 2009 and 2010 to support RI. Draft OU9 RI Report submitted in February 2011. Regulatory review.
30 Not Identified Not Identified Galvanizing Plant, Building 184 (SSA) SSA Former Galvanizing Plant, Building 184 Originally a galvanizing plant. 4-ft deep concrete tank vault within building contained pickling tanks and later used for metal parts assembly. The tank vault was filled in 1960s, and fill material has high acid content (Le., low pH). Acid material apparently resulting in crystalline growth on wall adjacent to tank vault. 2006 and 2007 removal action to remove crystalline material and redirect storm water away from building. Removal EE/CA (Revision 2) prepared for removal of tank vault contents and tank vault and Action Memorandum (Revision 2) signed in December 2010. Draft Removal Action Work Plan submitted in April 2011. RegUlatory review.

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