Action Date |
Action |
Description |
DEC Staff |
7/16/1989 |
Preliminary Assessment Approved |
Navy preliminary assessment identified potential contaminants PCBs and petroleum hydrocarbons in soil. Noted substation of Building 1001 has floor contaminated with PCBs. Local miners drink water from Cape Creek, a potential receptor for PCBs. 3 wipe samples collected within substation found 0.141 - 2.211 mg PCBs. Noted 850 gallon diesel spill from 1980 - no known cleanup. 4 abandoned fuel tanks drained in 1984. |
Former Staff |
6/25/1991 |
Update or Other Action |
(Old R:Base Action Code = FI - Field Inspection (General)). URS Consultants conducted inventory, diagrams and photos of station. |
Former Staff |
10/24/1991 |
Update or Other Action |
(Old R:Base Action Code = RAPR - Remedial Action Plan Review (CS)). URS Consultants produced Final Project Work Plan and Site Inspection Report for Navy. Propose 1992 sampling for PCBs with wipe samples at buildings with suspected and confirmed PCB contamination and soil sampling outside Building 1001. |
Former Staff |
11/27/1991 |
Site Added to Database |
PCB and petroleum contaminated soils. |
Former Staff |
12/12/1991 |
Update or Other Action |
(Old R:Base Action Code = RAPR - Remedial Action Plan Review (CS)). Reviewed workplan for summer 1992 and requested additional testing for diesel range petroleum hydrocarbons at old spill site and PCB sediment analysis at drinking water source, Cape Creek. |
Laura Noland |
12/31/1991 |
Site Ranked Using the AHRM |
Attempted ranking - not enough data. Wait for additional data from summer 1992 site investigation. |
Former Staff |
2/18/1993 |
Meeting or Teleconference Held |
ADEC facilitated meeting between Navy, Air Force, and Army Corps of Engineers to plan cooperative work at co-located sites such as NARL and POW Main Dewline and Wales, Tin City, and Saint Lawrence Island. |
Former Staff |
3/17/1993 |
Update or Other Action |
(Old R:Base Action Code = SI - Site Investigation). ADEC received Draft Site Investigation Report for White Alice, Tin City and Naval Field Station, Cape Prince of Wales, Alaska dated 3/4/93 and conducted by URS Consultants for the Navy. |
Former Staff |
3/23/1993 |
Interim Removal Action Approved |
ADEC requested Navy place warning signs in both English and local dialect to warn residents of PCB contamination in and outside building. |
Laura Noland |
4/7/1993 |
Site Ranked Using the AHRM |
Rranked site based on latest report. Ranking = 34. |
Laura Noland |
4/14/1993 |
Update or Other Action |
(Old R:Base Action Code = CORR - Correspondence (General)). Completed review of Draft Site Inspection Report and sent comments. Requested that Navy incorporate CERCLA PCB sampling which found PCB soil contamination outside of building. Navy maintains PCB contamination is only in building. |
Laura Noland |
4/14/1993 |
Update or Other Action |
(Old R:Base Action Code = SI - Site Investigation). ADEC provided comments regarding Draft Site Inspection Report. Informed Navy that the Air Force sampling for PCB at same site detected PCBs at higher concentration than Navy reported. Requested that Air Force analytical data be included in final report. |
Laura Noland |
5/19/1993 |
Update or Other Action |
(Old R:Base Action Code = CORR - Correspondence (General)). Navy sent ADEC letter stating their intentions to install warning signs, ground cover for dioxin contaminated areas at Naval Field Station, and to secure buildings at Tin City. |
Laura Noland |
5/24/1993 |
Interim Removal Action Approved |
(Old R:Base Action Code = SC - Site Control (Emergency Response)). ADEC provided comments regarding Navy proposal to provide warning signs lettered in the native dialect at Naval field Station, Tin City and Saint Lawrence. |
Laura Noland |
9/8/1993 |
Interim Removal Action Approved |
(Old R:Base Action Code = SC - Site Control (Emergency Response)). Met with Navy representative who completed cap cover over dioxin contaminated soils at Wales, boarded buildings at Tin City and NE Cape, and erected signs at all three sites. Community meetings were held and fact sheets distributed. |
Laura Noland |
10/8/1993 |
Site Characterization Report Approved |
(Old R:Base Action Code = SI - Site Investigation). Received Final Site Inspection Report for White Alice Site, Tin City, and Naval Field Station, Cape Price Of Wales dated September 27, 1993. |
Laura Noland |
3/21/1997 |
Update or Other Action |
Site updated by Shannon and Wilson, based on the Navy Relative Risk Evaluation Worksheet dated 10/18/95. |
S&W |
7/9/1997 |
Meeting or Teleconference Held |
ADEC staff Stephens and Navy representative met with Bering Straits Native Corporation in Nome to provide information on plans for investigation at the site. |
Tamar Stephens |
7/9/1997 |
Update or Other Action |
ADEC staff Stephens did site inspection with Navy and Navy contractor preparatory to initiation of investigation to support risk assessment. |
Tamar Stephens |
7/10/1997 |
Meeting or Teleconference Held |
ADEC staff Stephens and Navy representative informally met with a few representatives from Wales Native Corporation. Provided information on upcoming investigation and obtained some information on subsistence uses near the site. |
Tamar Stephens |
7/14/1997 |
Meeting or Teleconference Held |
Risk Assessment Scoping Meeting. |
Tamar Stephens |
8/22/1997 |
Site Characterization Workplan Approved |
Approved sampling and analysis plan; focus on bulk fuel tank area, piping, garage, and soil in the vicinity of the composite building. Also will investigate nearby drainages for off-site migration. |
Tamar Stephens |
8/27/1997 |
Meeting or Teleconference Held |
Public meeting in Wales. ADEC staff Stephens, Navy staff attended. |
Tamar Stephens |
9/18/1997 |
Meeting or Teleconference Held |
ADEC staff Stephens met with Navy representative for verbal update on sampling results. |
Tamar Stephens |
10/30/1997 |
Update or Other Action |
Received Preliminary Assessment from EPA: hrs score does not rank on NPL, therefore no further action under EPA. |
Tamar Stephens |
2/20/1998 |
Update or Other Action |
Risk Assessment Work Plan comment resolution teleconference with Navy and Hart-Crowser (Navy's contractor). Included resolution of subsistence exposure parameters and pathways, screening for soil, surface water, and groundwater, and background sampling. |
Tamar Stephens |
5/5/1998 |
Meeting or Teleconference Held |
Public meeting in Wales. ADEC staff Stephens, Navy staff attended. |
Tamar Stephens |
9/10/1998 |
Meeting or Teleconference Held |
Public meeting in Wales. ADEC staff Stephens, Navy staff attended. |
Tamar Stephens |
2/24/1999 |
Meeting or Teleconference Held |
Meeting in Nome regarding cleanup levels, cleanup plans. Participants: ADEC staff (Stephens), representatives from Navy, Navy contractor, Bering Straits Native Corp, Wales Native Corp, City of Wales, Wales IRA. |
Tamar Stephens |
3/7/1999 |
Update or Other Action |
Stephens briefed Section Manager Jennifer Roberts on Proposed Plan and Risk Assessment. |
Tamar Stephens |
3/8/1999 |
Update or Other Action |
Risk Assessment comment resolution teleconference with Navy and their contractor. |
Tamar Stephens |
3/24/1999 |
Proposed Plan |
Proposed Plan approved. Proposed removal of PCB-contaminated soil and concrete; excavation and treatment of petroleum-contaminated soil from bulk fuel area. |
Tamar Stephens |
3/24/1999 |
Risk Assessment Report Approved |
Risk Assessment was approved. Risk assessment determined that PCBs and PAH benzo(a)pyrene in soil posed human health risks. |
Tamar Stephens |
7/20/1999 |
Cleanup Plan Approved |
Work Plan approved for removal of PCB-contaminated soil and concrete; excavation and treatment of petroleum-contaminated soil with HAVE(hot air vapor extraction) system in Wales. |
Tamar Stephens |
9/15/1999 |
Update or Other Action |
Conducted site inspection at conclusion of cleanup project. |
Tamar Stephens |
1/14/2000 |
Update or Other Action |
Review of draft Closure Report – Removal Action to Support Site Closure, White Alice Site, Tin City, Alaska. Action added by Sarah Riddle. |
Tamar Stephens |
4/5/2000 |
Update or Other Action |
Approval of Closeout Report – Removal Action to Support Site Closure, White Alice Site, Tin City, Alaska. Site closure will occur when Navy and DEC jointly sign Record of Decision. |
Tamar Stephens |
1/10/2002 |
Update or Other Action |
Current status: No Record of Decision document has been submitted by the Navy. Navy also did not do a proposed plan, so will need to public notice a proposed closure before site can be closed. |
Tamar Stephens |
9/25/2002 |
Site Ranked Using the AHRM |
Checked the Multiple Sources Checkbox. |
Former Staff |
9/8/2004 |
Update or Other Action |
Received draft Decision Document from Navy |
Tamar Stephens |
12/22/2004 |
Update or Other Action |
Sent review letter on draft Decision Document. Needs substantial revisions. The navy had established cleanup levels for non-residential future use, but propoerty has now been returned to public domina and sold to a private citizen. The letter informed the Navy that they could reevaluate risks from remaining PCBs to determine whether they meet residential standards, or do more site cleanup, or establish institutional controls. |
Tamar Stephens |
12/28/2004 |
Update or Other Action |
DEC risk assessor Lindsay Smith evaluated remaining PCBs and determined that mean concentration at 95% upper condfidence level meets the 1 mg/kg residential standard. DEC staff Stephens discussed with the Navy, and Decision Document will include this information. |
Tamar Stephens |
11/14/2005 |
Record of Decision |
Decision document, titled "Environmental Cleanup Decision Document - Former White Alice Site, Tin City, Alaska" was signed by DEC on November 14, 2005. Navy signed on 10/27/05. Decision Document shows that final cleanup, conducted in 1999, meets requirements both for a risk-based cleanup level for PCBs to protect ecological receptors, current method 2 cleanup level of 1 mg/kg PCBs for future residential, and maximum allowable levels for diesel range and benzo(a)pyrene. |
Tamar Stephens |
11/14/2005 |
Site Closure Approved |
Site closed concurrent with signing of Decision Document. |
Tamar Stephens |