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Site Report: Hanson Trading Company UHOT

Site Name: Hanson Trading Company UHOT
Address: 305 Shore Avenue, Kotzebue, AK 99752
File Number: 410.38.022
Hazard ID: 4504
Status: Active
Staff: Stacee Henderson, 9072628202 stacee.henderson@alaska.gov
Latitude: 66.897465
Longitude: -162.601520
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 above ADEC cleanup levels was found during the removal of a 500-gallon underground heating oil tank in October 2007. Site is adjacent to Kotzebue Sound.

Action Information

Action Date Action Description DEC Staff
11/19/2007 Site Added to Database Site added to the database. Mitzi Read
11/21/2007 Exposure Tracking Model Ranking Initial ranking completed. Mitzi Read
6/1/2008 Update or Other Action Sent letter Mar 08 requesting csm, PAH sampling, deposition of stock pile. Respond to TP letter. Neal Everson
6/1/2008 Update or Other Action Sent letter Mar 08 requesting csm, PAH sampling, deposition of stock pile. Respond to TP letter. Neal Everson
6/11/2008 Update or Other Action Lat-Long updated after Kotzebue visit. Tamara Cardona-Marek
1/29/2009 Update or Other Action Received a conceptual site model from consultant. The tank may be closed. However, during construction of a new hotel, petroleum odors were detected in test borings. Neal Everson
1/29/2009 Meeting or Teleconference Held Meeting w/ DOWL discussing work plan for soil removal and characterization activities. Kotzebue landfill will tank the soil from borings for thermopile foundation. Field screening may be completed concurrently with installation of thermopiles, however, DEC is not requiring this. The stockpile will need to be sampled and disposed of according to state regulations. Thermopiles will be installed before spring melt. Characterization may need to be postponed until summer. Neal Everson
2/25/2009 Site Characterization Workplan Approved Approved work plan for field screening of select thermopiles excavations on North West boundary. All soil will be stockpiled and sampled before disposal. Further characterization needed later. Neal Everson
3/2/2009 Update or Other Action Received an old report from DOT that did characterization around the dispenser area. Soil contamination is in excess of migration to groundwater levels. Needs updated characterization. Neal Everson
5/11/2009 Site Characterization Workplan Approved Approved workplan for the installation of 6 soil boring between the new nullagvik hotel (formerly hanson's trading post) and Shore Avenue. Analytical and field screening samples will be obtained by split-spoon samples. One or two borings will be located between new hotel and bayside restaurant. The objective of this sampling event will be to determine if soil contamination extends off the property. Neal Everson
9/17/2009 Update or Other Action DEC receoved from DOWL HKM the report titled "Environmental Field Work at the New Nullagvik Hotel ". Field work indicates that there is contamination in soil with DRO, GRO and benzene above migration to groundwater cleanup levels but below ingestion/inhalation levels. Groundwater sampling and/or porewater sampling may be required to determine in contamination is reaching the Kotzebue Sound. Tamara Cardona-Marek
2/16/2010 Update or Other Action Changed DEC project manager to James Fish. Janice Wiegers
2/19/2010 Update or Other Action Contacted Consultant (DOWL HKM Construction Manager) concerning prior-approval of Workplan. This site requires a file review and contact with RP and consultants to identify further site assessment and cleanup needs. Jim Fish
2/26/2010 Site Characterization Workplan Approved Contacted construction consultant (DOWL HKM) 24 Feb; agreed to do limited site assessment associated with thermopile installations for new hotel construction. DOWL HKM is not the environemntal consultant for the owner or RP. Workplan approved 26 Feb. Will follow-up with RP and landowner. Jim Fish
3/4/2010 Update or Other Action Contacted RP (NANA Regional Corp) about recent work plan approval for DOWL HKM and the need for further site characterization (soil and groundwater) at both new Nullagvik Hotel (former Hanson Trading Post) and the curretnNullagivk Hotel. Also indicated possible open pathway to surface water from pore water data. Suggected meeting with NANA and/or its environmental consultant. Jim Fish
7/2/2010 Document, Report, or Work plan Review - other Received report of soil screening and sampling from borings and entrance excavation associated with new Nullagvik Hotel construction on former Hanson Trading Post property. Stockpiled soil samples from thermosiphon borings had DRO contamination up to 725 mg/kg; stockpiled soil from hotel entrance excavation contained DRo up to 904 mg/kg. PAHs sampled from thermosiphon borings cuttings were below migration to gw cleanup levels. Diesel odor was noted in thermosiphon borings at the southeastern installations. Jim Fish
9/27/2010 Update or Other Action Porewater collected summer 2010 along beach of Shore Avenue, directly across new Nullagvik Hotel contained benzene above groundwater cleanup levels, and TPH & TAqH above surface water criteria. Groundwater at this site should be sampled in the future. Jim Fish
5/16/2018 Meeting or Teleconference Held DEC staff were contacted by RP, Nana Management Services, asking about continued billing. Was not aware of remaining issues with site. DEC forwarded the most recent letter from DEC that outlines what remains to be completed before site closure can occur. Laura Jacobs
2/22/2019 Exposure Tracking Model Ranking A new updated ranking with ETM has been completed for source area 75491 500-gallon UHOT. Megan Roberts
2/22/2019 Meeting or Teleconference Held Meeting held with DEC staff and NANA Development Corporation to discuss site history, remaining contamination onsite, and requirements for the site moving forward. NANA Development Corporation indicated they would retain an environmental consultant to prepare a work plan. Megan Roberts
5/15/2019 Document, Report, or Work plan Review - other DEC received a work plan addressing site characterization. Megan Roberts
5/30/2019 Workplan Requested DEC provided work plan revision comments and requested that a revised work plan be submitted. Megan Roberts
7/11/2019 Meeting or Teleconference Held Meeting held between DEC Project Manager and NANA Develp Corp to discuss work plan revision intent and it was indicated a response to the work plan revision comments would be submitted soon followed by a teleconference to discuss sampling points with DEC and environmental consultants. Megan Roberts
7/16/2019 Meeting or Teleconference Held Meeting held between DEC staff, NANA Development Corp., and Kuna Engineering to discuss work plan revisions. Sampling efforts will be focused on identifying and sampling in the location where former tanks resided. Additional soil borings will be placed at the north-western side of the new Nullagvik Hotel. Groundwater sampling will be proposed here to investigate the groundwater to surface water connection. The boiler house investigation will remain as proposed in the initial work plan. DEC indicated lead and lead scavengers analysis should be included. Megan Roberts
8/16/2019 Document, Report, or Work plan Review - other ADEC received revised work plan from Kuna engineering on this date. ADEC will review and respond. This work plan is join with the Nullagvik Hotel site (ADEC file no. 410.38.018) Erin Gleason
11/6/2019 Document, Report, or Work plan Review - other ADEC has reviewed the revised work plan and requests further changes. A letter was sent to NANA on this date request further work plan revisions and documentation of Kuna engineering's impartial third party status. ADEC understands that Kuna Engineering may be a subsidiary of NANA. Revised work plan due November 29th. Erin Gleason
7/13/2022 Workplan Requested Work plan request letter sent to NANA Native Corporation on this date for this site in conjunction with the Nullagvik Hotel (Haz ID 4221). Naomi Mason
7/14/2023 Workplan Requested Data gap analysis/work plan request letter sent to NANA on this date for both the Nullagvik Hotel and Hanson Trading Company. Naomi Mason

Contaminant Information

Name Level Description Media Comments

Control Type

Type Details

Requirements

Description Details
Hazard ID Site Name File Number
22952 Hanson Trading Post/Kotzebue Development 410.26.006
4221 Nullagvik Hotel - Kotzebue 410.38.018

Missing Location Data

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