EPA Vapor Intrusion Update     Former NAS Moffett FieldRestoration Advisory Board Meeting         September 8, 2011       ...
Vapor Intrusion Study Area – Moffett Field Area and MEW Area
Estimated Extent of Regional TCE Shallow GroundwaterPlume
Sampling Status of “Unsampled” Buildings -Moffett Field Area - North of Highway 101 12 Currently Occupied Buildings    12 ...
Implementation of Vapor Intrusion Remedy- Progress and Schedule• EPA Statement of Work – Remedial Design & Remedial Action...
For More Information - Websites NASA: environment.arc.nasa.gov/reports/vapor.html environment arc nasa gov/reports/vapor h...
EPA Update to the Moffett Restoration Advisory Board Regarding Vapor Intrusion
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EPA Update to the Moffett Restoration Advisory Board Regarding Vapor Intrusion

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EPA Update to the Moffett Restoration Advisory Board Regarding Vapor Intrusion

  1. 1. EPA Vapor Intrusion Update Former NAS Moffett FieldRestoration Advisory Board Meeting September 8, 2011 Alana Lee EPA R i 9 Region Lee.Alana@epa.gov
  2. 2. Vapor Intrusion Study Area – Moffett Field Area and MEW Area
  3. 3. Estimated Extent of Regional TCE Shallow GroundwaterPlume
  4. 4. Sampling Status of “Unsampled” Buildings -Moffett Field Area - North of Highway 101 12 Currently Occupied Buildings 12 Currently Occupied Sampled by MEW – July 2011 Buildings To Be Sampled by NASA – Sept/October 2011 23 569 N144 48 583C N212 146 583A N213 503 583B N240 543 596 N245 554 944 T20G Building –Specific Indoor Air Sampling Reports – Sept 13, 2011 5
  5. 5. Implementation of Vapor Intrusion Remedy- Progress and Schedule• EPA Statement of Work – Remedial Design & Remedial Action Work Requirements & Schedule - August 2011 includes Building-specific and Site-wide Work Plans, Sampling, Long-term Operations, Monitoring, and Maintenance, Maintenance Institutional Controls, Reporting Controls• Amended Consent Decree to DOJ – Sept 2011 p• Amended 106 Order - Sept 2011• Sit Site-wide Sampling Work Plan to Determine Response id S li W k Pl t D t i R Action Tier - Sept 29, 2011• Upcoming Sampling and reporting – Sept 2011 on 6
  6. 6. For More Information - Websites NASA: environment.arc.nasa.gov/reports/vapor.html environment arc nasa gov/reports/vapor html environment.arc.nasa.gov/maps/vapor.htmlEPA:www.epa.gov/region9/mewwww.epa.gov/region9/moffettfieldwww.epa.gov/oswer/vaporintrusion/ p g p

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