Selawik Brownfield Inventory Form

Tununak Brownfield Inventory Form

Date information entered: November 14, 2008 Form filled out by:TNK BRP

Has a Brownfield Evaluation Worksheet been completed?

No In Process Yes, site determined to not be a Brownfield

For all of these options, fill out only the information that can be answered at this time.

OR Yes, site was determined to be a Brownfield.

If yes, fill out all information requested.

Assigned site number: T005

Site Name: Tununrmuit Rinit Corporation (TRC) Store Diesel Tank Farm

GPS Location: N60°35’13.9”, W165°15’10.8”

Descriptive Location: The TRC Store diesel tank farm is located at the northeastern end of the village of Tununak. It is located on the Tununak Bay side of the TRC Store and is approximately 20 feet from the shoreline.

General site description, with brief history of use: The tank farm is an active fuel facility that was constructed in the late 1970’s. The storage tanks are owned and operated by the TRC Store. Fuel from the storage tanks is distributed to residents at the pump house just to the northeast of the tank farm.

Buildings on site: TRC Store few feet away east, watering point at least 170 feet east.

Approximate site size: acres OR 73 feet wide by 42 feet long

General shape/size comments: The capacities of the tanks range from 7,600 gallons to 8,946 gallons. The total capacity of the tank far is approximately 66,636 gallons. The tanks are welded steel construction and rest on individual platforms constructed of treated planks. Fill and distribution lines for the tank farm are threaded steel piping. No structure exist to provided secondary containment for this fuel storage facility. Potential or suspected contaminants (or wastes containing contaminants):

Analytical sample results from samples collected at these locations indicate DRO concentrations ranging from 294mg/kg to an estimated 3,260mg/kg. The analytical result for GRO shows a concentration of 32.9mg/kg. RRO concentrations in this location range from 49.7mg/kg to 259mg/kg. Toluene sample results show concentrations estimated at 0.0744mg/kg. Concentrations of ethylbenzene in this location were estimated to be 0.0899mg/kg. The analytical sample result for total xylenes at this location was an estimated concentration of 1.096mg/kg. Nature of Contamination: Diesel tank farm constructed in 1970’s.

Current Site Ownership: TRC

Site Ownership during the approximate time period of when the site was being contaminated (if different): TRC

Documented Potentially Responsible Parties: TRC

Environmental Assessment History:

Name of study, Date Performed by Information that the work Where the report, or field contains work is work Oasis May Oasis Soil tests Tununak Environmental 27, Environmental 2002

Environmental Response Activities:

Time Exact What was done, or is planned to be done Status Comments on period Dates, if where/how to find more known information 1970’s 1970’s Soil test and sampling DEC contracted out to DEC: K:\2001 UST-AST Oasis Environmental Term Contract\Tununak\Draft Report files\Tununak Report-final.doc

Additional Comments that will assist the user in finding out about the site status, or be of interest: Tununak Brownfield, Native Village of Tununak, NIC Response Program, PO Box 77, Tununak, AK 99681, phone 907-652-6537

Keather McCloone, Environmental Specialist 555 Cordova Street, Anchorage, AK 99501, phone 907-269-7526

Lisa Nicholson-personnal and Karl Hill-project manager, Oasis Environmental

TRC, PO Box , Tununak, AK 99681

Photos: Yes No

Comments on Photos?: