Site Report: FAA Biorka Island Station VORTAC LUSTs
| Site Name: | FAA Biorka Island Station VORTAC LUSTs |
|---|---|
| Address: | Biorka Island, 15 Miles SW of Sitka, Sitka, AK 99835 |
| File Number: | 1542.38.001 |
| Hazard ID: | 25750 |
| Status: | Cleanup Complete |
| Staff: | No Longer Assigned, 9074655229 dec.icunit@alaska.gov |
| Latitude: | 56.853520 |
| Longitude: | -135.534744 |
| Horizontal Datum: | NAD83 |
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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
Underground Storage Tanks (USTs) 47-A-2, 47-A-3 and 47-A-4 were 8,000-gallon diesel regulated USTs installed in 1983. The tanks were closed by removal in 1996. Low concentrations of contaminated soil was excavated in 1996, with confirmation sampling below the most stringent cleanup levels. UST 47-A-1 was a 1,000-gallon gasoline regulated UST. The tank was closed by removal in 1996. 86 cubic yards of contaminated soil was excavated, with confirmation sampling below the most stringent cleanup levels. UST 47-C-01 was a 500-gallon diesel regulated UST. The tank was closed by removal in 1994, with confirmation sampling below the most stringent cleanup levels. This tank has been mistakenly identified as a 250 gallon tank in the UST Database. On February 9, 2012, Staff issued a Cleanup Complete determination for source areas described at this site[Federal Aviation Administration (FAA) Biorka Island Station VORTAC Summary of Evaluations and Determinations].
Action Information
| Action Date | Action | Description | DEC Staff |
|---|---|---|---|
| 12/21/2010 | Exposure Tracking Model Ranking | A new updated ranking with ETM has been completed for source area 78367 1,000 gal gasoline UST (VORTAC). | Melanie Forbes |
| 1/5/2011 | Exposure Tracking Model Ranking | Initial ranking with ETM completed for source area id: 79007 name: Diesel Tank Farm (VORTAC) | Melanie Forbes |
| 7/28/2011 | Leaking Underground Storage Tank Release Confirmed - Petroleum | LUST site created in CSP database for source area 1,000 gal gasoline UST (VORTAC), 78367 | James Ward |
| 7/28/2011 | Leaking Underground Storage Tank Cleanup Initiated - Petroleum | Administrative action addition for consistency when reporting LUST grant information. | Evonne Reese |
| 8/1/2011 | Update or Other Action | LUST site created in CSP database for source area Diesel UST 47-C-01, 79108 | James Ward |
| 8/1/2011 | Exposure Tracking Model Ranking | Initial ranking with ETM completed for source area id: 79108 name: Diesel UST 47-C-01 | James Ward |
| 10/25/2011 | Site Added to Database | A new site has been added to the database | Mitzi Read |
| 2/9/2012 | Cleanup Complete Determination Issued | Staff issued a Record of Decision for the Biorka Island FAA VORTAC facility and associated source areas. This ADEC decision grants Cleanup Complete status to the three source areas identified by this ADEC Database entry. | James Ward |
Contaminant Information
| Name | Level Description | Media | Comments |
|---|---|---|---|
| DRO | < Method 2 Most Stringent | 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.