08 May 2023 Revised Remediation Goals for Chlorinated Volatile Organic Compounds Installation Restoration Site 24 Former Naval Station Treasure Island The Department of Navy (DON) has prepared an Explanation of Significant Differences (ESD) for the Record of Decision/Final Remedial Action Plan (ROD/Final RAP) (DON, 2015) for Installation Restoration (IR) Site 24 at Former Naval Station Treasure Island (NSTI)...
07 April 2023 Final Explanation of Significant Differences for Final Record of Decision/Remedial Action Plan, OU–1B, Site-3-Paint Stripper Disposal Area, Site-12-Drum Storage Area No. 2 This Explanation of Significant Differences (ESD) for the Final Record of Decision/Remedial Action Plan (ROD/RAP), Operable Unit 1B (OU-1B), Former Marine Corps Air Station (MCAS) Tustin, Tustin, California (United States Department of the Navy [DON], 2004) addresses potential vapor intrusion (VI)...
07 April 2023 Final Explanation of Significant Differences for Final Record of Decision/Remedial Action Plan, OU–1A This Explanation of Significant Differences (ESD) for the Final Record of Decision/Remedial Action Plan (ROD/RAP), Operable Unit 1A (OU-1A), Former Marine Corps Air Station (MCAS) Tustin, Tustin, California (United States Department of the Navy [DON], 2004b) addresses potential vapor intrusion (VI)...
03 March 2023 Proposed Plan for Soil Remedial Action Installation Restoration Program Site 1 The United States Department of the Navy (Navy) requests public comment on its Proposed Plan for the remediation of soil impacted by naphthalene and munitions and explosives of concern (MEC) at Installation Restoration Program Site 1, including the Explosive Ordnance Disposal (EOD) Training Range...
15 November 2022 Notice of Engineering Evaluation/Cost Analysis and Public Comment Period Former Naval Weapons Station Concord Runway Debris Area (Site 0014) The U.S. Department of the Navy (DON), in coordination with the state and federal environmental regulatory agencies, encourages the public to comment on its Engineering Evaluation/Cost Analysis (EE/CA) for a non-time-critical removal action (NTCRA) to identify and remove all metallic...
15 November 2022 Notice of Engineering Evaluation/Cost Analysis and Public Comment Period Former Naval Weapons Station Concord Bermed Area (UXO 0012) The U.S. Department of the Navy (DON), in coordination with the state and federal environmental regulatory agencies, encourages the public to comment on its Engineering Evaluation/Cost Analysis (EE/CA) for a non-time-critical removal action (NTCRA) to identify and remove all metallic...
02 June 2022 Former Marine Corps Air Station El Toro Information Repository Transitioning to the Administrative Record The Naval Facilities Engineering Systems Command (NAVFAC) Base Realignment and Closure (BRAC) Program Management Office is transitioning the Information Repository (IR) for Former Marine Corps Air Station (MCAS) El Toro currently housed at the Heritage Park Regional Library, Irvine, California, to...
22 January 2022 Former MCAS Tustin - Fourth CERCLA 5-Year Review Completed The United States Department of the Navy (Navy), in coordination with state environmental regulatory agencies, has completed the Fourth Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) Five-Year Review (FYR) for Operable Units (OUs) 1A, 1B, 3, and 4B at Former Marine...
06 December 2021 Notice of Availability of Record of Decision for Site 3 – Ninth Street Landfill NASJRB Willow Grove: This notice is to inform the community of the availability of the Record of Decision (ROD) for Site 3 – Ninth Street Landfill, also known as Operable Unit (OU) 6 (soil) and OU10 (groundwater), located within the former Naval Air Station Joint Reserve Base (NASJRB) Willow Grove,...
06 December 2021 Notice of Availability of Record of Decision for Site 12 – South Landfill NASJRB Willow Grove: This notice is to inform the community of the availability of the Record of Decision (ROD) for Site 12 – South Landfill, also known as Operable Unit (OU) 11 (soil), located within the former Naval Air Station Joint Reserve Base (NASJRB) Willow Grove, Horsham Township, Montgomery...