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Site Report: AKARNG Bethel Old AAOF

Site Name: AKARNG Bethel Old AAOF
Address: Bethel Airport, AKARNG Hanger, Bethel, AK 99559
File Number: 2407.38.024
Hazard ID: 3048
Status: Cleanup Complete
Staff: No Longer Assigned, 9074655229 dec.icunit@alaska.gov
Latitude: 60.782241
Longitude: -161.842619
Horizontal Datum:WGS84

We make every effort to ensure the data presented here is accurate based on the best available information currently on file with DEC. It is therefore subject to change as new information becomes available. We recommend contacting the assigned project staff prior to making decisions based on this information.

Problems/Comments

Petroleum contamination. This site was vacated by the AKARNG in 2000. There is a LUST Site, Event ID 1340 associated with this faclility. LUST file number 2407.26.014 Matrix score is 26 (Level C). DRO detected at 2,600 mg/kg, TPH at 5,700 mg/kg near above ground tank area. Last staff assigned was Pexton.

Action Information

Action Date Action Description DEC Staff
1/30/1998 Update or Other Action Received Preliminary Assessment/Site Investigation Report prepared by Ogden Environmental and Energy Services Co., Inc. Scott Pexton
4/28/1998 Site Added to Database Final Report, Preliminary Assessment/Site Investigation prepared for AK-ARNG by Ogden Environmental and Energy Services. Scott Pexton
4/28/1998 Site Ranked Using the AHRM Site ranked by staff. Scott Pexton
9/7/1999 Cleanup Plan Approved Approval of revised corrective action plan received 8/27/99. Plan involves excavation of petroleum contaminated soil associated with an above-ground storage tank for thermal treatment. Scott Pexton
4/18/2000 Update or Other Action Received Final Technical Report for AAOF-AST Corrective Action prepared by BNC International. Report indicated that 107 cubic yards of contaminated soil was removed for thermal treatment (instead of estimated 50 cubic yards). Scott Pexton
3/15/2004 Update or Other Action File number assigned: 2407.38.024. Sarah Cunningham
4/25/2006 Update or Other Action File number correction. Mis-entered as 2407.38.027, correct file number 2407.38.024. Aggie Blandford
3/14/2008 Exposure Tracking Model Ranking Initial ranking with ETM completed. Debra Caillouet
2/3/2010 Meeting or Teleconference Held Staff participated in the Installation Action Plan meeting. Debra Caillouet
4/27/2011 Document, Report, or Work plan Review - other Draft Work Plan Corrective Action, Alaska Army National Guard Bethel AAOF, Bethel Alaska, April 2011 Debra Caillouet
12/2/2011 Update or Other Action Comment sent on the draft ROD for cleanup complete. Debra Caillouet
12/21/2011 Document, Report, or Work plan Review - other Staff reviewed the Site Investigation Report, Former AKARNG AAOF, Bethel Alaska (aka Bethel Old AAOF)December 2011 and a draft ROD. While the SI does show the former UST area is below the ingestion/inhalation cleanup levels for DRO, it does not provide adequate characterization of the former AST site. Debra Caillouet
12/21/2011 Site Characterization Workplan Approved Final Work Plan Corrective Action, Alaska Army National Guard Bethel AAOF, Bethel Alaska, May 2011 Debra Caillouet
5/31/2012 Document, Report, or Work plan Review - other Comment sent on the Draft Remedial Action/Clean-Up Complete at the Bethel Army Airfield Operations (Old) Facility (BAAOF), Bethel, Alaska May 2012 Debra Caillouet
6/8/2012 Site Characterization Workplan Approved Final Work Plan, Remedial Action/Clean-Up Complete at the Bethel Army Airfield Operations (Old) Facility (BAAOF), Bethel, Alaska June 2012 Debra Caillouet
9/4/2012 Site Characterization Report Approved Draft Site Investigation Report, Former Bethel Army Aviation Operating Facility, Bethel Alaska, August 2012 Debra Caillouet
9/21/2012 Cleanup Complete Determination Issued Final Site Investigation Report, Former Bethel Army Aviation Operating Facility, Bethel Alaska, September 2012 Debra Caillouet
9/21/2012 Exposure Tracking Model Ranking A new updated ranking with ETM has been completed for source area 78332 AST. Debra Caillouet

Contaminant Information

Name Level Description Media Comments
DRO Between Method 2 Migration to Groundwater and Human Health/Ingestion/Inhalation Soil

Control Type

Type Details
No ICs Required

Requirements

Description Details
Advance approval required to transport soil or groundwater off-site.

No associated sites were found.

Missing Location Data

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State of Alaska Department of Environmental Conservation

P.O. Box 111800
Juneau, AK 99811-1800
Phone: 907-465-5066
Fax: 907-465-5245
TDD: 800-770-8973
Physical Location: 410 Willoughby