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Site Report: AKANG - Kotzebue OMS- Alaska Army National Guard Armory

Site Name: AKANG - Kotzebue OMS- Alaska Army National Guard Armory
Address: 605 3rd Ave.; , Kotzebue, AK 99752
File Number: 410.26.010
Hazard ID: 24373
Status: Cleanup Complete
Staff: No Longer Assigned, 9074655229 dec.icunit@alaska.gov
Latitude: 66.898315
Longitude: -162.596558
Horizontal Datum:NAD27

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

SA report by S&W for Linder Construction dated 11-12-92 forwarded to ADEC under cover letter to Kalu from Lt. Col. Thorsteinson dated 3-8-93 and rec'd at NRO on 3-11-93. Site assessment took place Sept. 9-11, 1992.(rpltr6)

Action Information

Action Date Action Description DEC Staff
3/11/1993 Update or Other Action UPD; Site assessment 9-11-93; site assessment report 11-12-93; report submitted 3-8-93. Six months from discovery to notification. Former Staff
3/11/1993 Underground Storage Tank Site Characterization or Assessment SA1R; Gibler: stockpiling plan not approved. Excavation was lined with 20 mil liner and dirt was placed in hole, covered with liner, then more dirt. Bottom of hole is in zone of seasonal water table fluctuation. GRPH = 2190 bottom of fill end of hole. BTEX = 1458 ppm total. Full extent of contamination unkown. Water not sampled. Former Staff
3/11/1993 Leaking Underground Storage Tank Release Confirmed - Petroleum LUST Site created in CSP for source area ID 76955 ADD; Former Staff
3/11/1993 Site Added to Database Former Staff
4/13/1993 Leaking Underground Storage Tank Cleanup Initiated - Petroleum LCAU; Removal of a 1000-gallon diesel and a 1000-gallon unleaded gasoline UST with the dispenser island and piping. About 45 cubic yards of gasoline contaminated soil was removed. The excavation was lined with a 20 mil liner and the contaminated soil replaced into the excavation for passive remediation. : LCAU date changed DB conversion Former Staff
4/19/1993 Update or Other Action NOR; NORL sent to Gen. Cox at request of Capt. Beck. Apparently this will facilitate the funding process for remediation. Former Staff
9/11/1993 Leaking Underground Storage Tank Emergency Response IA; Gibler: 45 cu. yds. of contaminated soil stockpiled on site, but not in an ADEC approved plan. Tank, which may have been leaking, is removed. Former Staff
2/14/1994 Update or Other Action RPL2; Peterson sent PRP-CS Database Notification Letter to RP requesting update and more environmental information concerning the contaminated site. RP rec'd letter, but no response from RP as of this "complete date". Former Staff
2/15/1995 Release Investigation RP conducted a Release Investigation. Six soil borings were drilled to determine the vertical and horizontial extent of the contamination found during to the UST closures. Borings were converted to temporary piezometers and ground water samples were collected. All soil samples were ND for BTEX and GRO. Water samples indicated low levels of BTEX in all samples, with P-5 & P-6 exceeding MCL's for Benzene (13 & 7.7 ppb) and P-2, P-4, P-5, & P-6 having exceedances for TPH. Groundwater was encountered at approximately 11 feet bgs Former Staff
8/30/1995 Update or Other Action Corrective Action. RP hired contractor to remove and bag the approximately 45 cy of contaminated soil found during the UST closure. During the removal process additonal contamination was found below the liner in the are a of the diesel UST. RP requested the contractor to remove all contamination greater than category "C" cleanup levels ( matrix score sheet). Contractor removed approximately 270 cy of petroleum contaminated soils and stored it in 277 one-ton super sacks for remediation at a later date. Former Staff
9/10/1998 Update or Other Action ADEC PM issue closure on the soil contamination associated with the gasoline and diesel releases from the two USTs. Soil was treated to category "A" cleanup levels using an Enhanced Thermal Conduction and Vapor Extraction System. System also treated non-UST contaminated soils from the AK ANG AAOF facility. Former Staff
8/22/2000 Site Closure Approved ADEC PM issued a NFA determination letter after reviewing two annual groundwater sampling events indicating the groundwater had remediated below MCLs (ND) for constituents of concern. Former Staff
12/5/2002 Update or Other Action ADEC PM changed from Tim Stevens to Egbejimba Beatrice. Beatrice Egbejimba
12/5/2002 Update or Other Action ADEC PM received e-mail with information regarding well decommissioning activities from the AKARNG PM. PM reports that ICRC is under contract to the Alaska Army National Guard to decommission four monitoring wells at the former Kotzebue OMS UST site. This activity is scheduled for the week of 8-14 December 2002. This is the last activity related to the site closure. Beatrice Egbejimba
2/4/2004 Update or Other Action ADEC received a letter report dated October 2003 from Norm Straub with information regarding the decommission of four monitoring wells at the Kotzebue OMS. PVC well casing was removed, the borehole was backfilled with hydrated Pure Gold bentonite chips to with in approximately two feet . The remaining two feet was backfilled with native soil. Beatrice Egbejimba
5/10/2004 Update or Other Action File number changed from L71.07 to 410.26.010 Sarah Cunningham

Contaminant Information

Name Level Description Media Comments
For more information about this site, contact DEC at (907) 465-5390.

Control Type

Type Details
No ICs Required

Requirements

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

There are no documents for this site report.

No associated sites were found.

Missing Location Data

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