Action Date |
Action |
Description |
DEC Staff |
9/27/1991 |
Update or Other Action |
REM; Dames & Moore excavated 500 gallon gasoline tank and found BTEX at 280 ppm and TRPH at 25,000 ppm. |
Former Staff |
9/27/1991 |
Leaking Underground Storage Tank Release Confirmed - Petroleum |
LUST Site created in CSP for source area ID 77927 ADD; LUST site. |
Former Staff |
9/27/1991 |
Site Added to Database |
|
Former Staff |
9/28/1991 |
Leaking Underground Storage Tank Cleanup Initiated - Petroleum |
LCAU; Thomas reported: 50 yards of contaminated soil was stockpiled on-site following a UST removal. Treatment option dependent on funding approval by FAP. : LCAU date changed DB conversion |
Former Staff |
10/2/1991 |
Update or Other Action |
NOR; Timmons sent letter requesting site assessment. |
Former Staff |
12/23/1991 |
Underground Storage Tank Site Characterization or Assessment |
SA1R; Reviewed site assessment plan. Concurred that additional analysis required. |
Former Staff |
1/10/1992 |
Update or Other Action |
MEET; Met w/ADOT reps to discuss status of LUST site. |
Former Staff |
3/3/1992 |
Update or Other Action |
RPL2; ADEC/Peterson sent PRP-CS Database Notification letter requesting PRP update and provide additional environmental information concerning the site. Empire Airlines responded 3/92. |
Former Staff |
6/6/1994 |
Update or Other Action |
CORR; Wingerter sent letter informing RP of their financial liability under new ADEC cost recovery policy. State is authorized, under Section 9003(h) of the Resource Conservation and Recovery Act to take action on this LUST facility. |
Former Staff |
1/12/1995 |
Update or Other Action |
UPD; SITE SUMMARY: UST Closure in 91 revealed soil contamination. DEC has had difficulty getting PRP to undertake Release Investigation. Extent of contamination unknown; however, Dames & Moore just submitted their Release Investigation report to PRP for review. Expect DEC copy shortly. GW believed to be impacted. Contact PRP if report not in by 3/1/95. |
Former Staff |
8/30/1995 |
Site Visit |
FI; Met with DOT/FIA staff and John Beacham with Empire Airlines. Went over their closure and limited release investigation report. John agreed that Empire needs to take an corrective action. There additional tanks at the site, and Empire Airlines council reviewing their liability regarding those tanks. |
Former Staff |
1/29/1996 |
Update or Other Action |
CORR; Received three letters from the Law Offices of Guess & Rudd, Anchorage, advising DEC, AG (E. Hickerson, 269-5210) and ADOT&PF (FAI)(Jane Brown,474-4522) respectively, that Guess & Rudd would be representing Empire Airlines (file#5452.1) for Mr. Jim Blair. (cc to Mr. Larry Tucker) |
Former Staff |
5/2/1996 |
Update or Other Action |
Workplan submitted by AGRA |
Kim DeRuyter |
6/12/1996 |
Update or Other Action |
Soil Sampling results received from AGRA, 4 soil vapor extraction systems and 1 MW installed. |
Kim DeRuyter |
6/25/1996 |
Leaking Underground Storage Tank Corrective Action Underway |
CAPR; Review of a revised Corrective Action Plan submittal. The ADEC letter requested the CAP address six areas of concern: a level survey of the site, the delineation of the source of contamination, a soil temperature profile, air injection/soil vapor extraction, a review of USGS hydrologic reports, and continued groundwater monitoring. All of these (and more) should be addressed in the CAP in a well thought out and systematic approach to the remediation of the site before ADEC approval. |
Former Staff |
11/20/1997 |
Update or Other Action |
ADEC sends Notification of Intent to Cost Recover Letter to Current Owner: EMPIRE AIRLINES, INC |
Former Staff |
11/25/1997 |
Update or Other Action |
Remediating by Vapor Extraction; Larry Tucker; 667-5400 ext 142 |
Former Staff |
10/11/1999 |
Update or Other Action |
Quarterly monitoring report received. Report includes SVE Exhaust Stack Results from 10/96 to 8/99, and groundwater sample results from September 1999. Benzene and GRO were detected above groundwater cleanup levels in MW-1 and SVE-3 |
Kim DeRuyter |
1/29/2001 |
Update or Other Action |
Monitoring report received Benzene and GRO still elevated above clean up levels in the groundwater. |
Kim DeRuyter |
2/9/2001 |
Update or Other Action |
John Carnahan requested a Conceptual Site Model documenting soil contamination at the site. |
Kim DeRuyter |
9/20/2004 |
Update or Other Action |
Tank closure and site assessment report received for a 500-gallon HOT removed from the site. Two samples taken from beneath this tank were non detect for all analytes. |
Kim DeRuyter |
6/8/2005 |
Update or Other Action |
Contacted Kristen DuBois (ADOT&PF) The RP has hired Shannon & Wilson to re-establish the wells, collect samples and possibly do some soil boring this summer. Empire is planing to request a NFRAP after this summers sampling event. |
Kim DeRuyter |
3/3/2006 |
Update or Other Action |
Planed 2005 work was not done, PM sent letter outlining requirements for site closure. |
Kim DeRuyter |
3/6/2006 |
Update or Other Action |
Received phone call from RP. Plans to further characterize the site this summer in hope of attaining site closure. The wells were capped last year to allow for paving, but should still be viable. |
Kim DeRuyter |
7/25/2006 |
Underground Storage Tank Site Characterization or Assessment |
Site Assessment work plan received the work plan proposes to collect soil and groundwater samples in the former source areas to assess the current conditions at the site. |
Kim DeRuyter |
2/21/2008 |
Underground Storage Tank Site Characterization or Assessment |
SA revealed contamination in gw and soil on site. Offsite migration needs to be addressed with down gradient wells. ADEC proposed that well points be established along airport way property line. Also need to address soil contamination left in place after excavations. Highest gw concentrations at 230 ppb benzene. However, substantial decrease in plume concentrations have occurred. Should expect workplan in Spring 08. |
Former Staff |
3/3/2008 |
Exposure Tracking Model Ranking |
Initial ETM ranking complete |
Neal Everson |
3/2/2009 |
Update or Other Action |
Reviewed downgradient well point installation and data collection. It appears that contamination is not migrating off-site. Sent a letter to RP requesting that other contaminants of concern be tested for (EDB and EDC). |
Neal Everson |
9/2/2009 |
Update or Other Action |
ADEC project management transferred from Neal Everson to Tamara Cardona-Marek |
Janice Wiegers |
9/17/2009 |
Update or Other Action |
Sent letter to RP as a reminder of the action srequested by previous project manager and to inform him that project management activities have been transferred. |
Tamara Cardona-Marek |
5/26/2010 |
Update or Other Action |
DEC requested that Empire sample for sulfolane one well within the source area to determine if sulfolane may be a COC. Empire has agreed to sample this field season. |
Tamara Cardona-Marek |
3/30/2011 |
Document, Report, or Work plan Review - other |
DEC received the 2010 groundwater Monitoring Results. Two of the six groundwater monitoing wells contained benzene at levels of 6.14 and 6.70 ppb. No other contaminants detected. |
Tamara Cardona-Marek |
6/27/2011 |
Institutional Control Record Established |
IC's established for site closure. |
Tamara Cardona-Marek |
6/27/2011 |
Cleanup Complete Determination Issued |
Cleanup Complete with IC's |
Tamara Cardona-Marek |
8/30/2011 |
Institutional Control Update |
Shannon and Wilson requested an extension of the deadline for well decommissioning. Deadline has been extended through August 2012. |
Tamara Cardona-Marek |
11/8/2012 |
Update or Other Action |
Shannon and Wilson requested an extension for the decommissioning of the wells until 8/15/2013. |
Tamara Cardona-Marek |
7/3/2013 |
Institutional Control Compliance Review |
IC compliance review conducted and staff changed from Tamara Cardona-Marek to IC Unit. Reminder system set-up to follow-up on decommissioning of the monitoring wells in August 2013. |
Kristin Thompson |
9/4/2013 |
Update or Other Action |
Site symbol visually adjusted using ArcGIS, Bing and Google Satellite imagery and documents from file. 64.823369, -147.854376. 9/4/13; MLB. |
Michelle Barnes |
12/4/2013 |
Institutional Control Update |
An IC reminder letter was issued to the responsible party on this date. |
Kristin Thompson |
12/17/2013 |
Institutional Control Update |
The responsible party responded to the IC reminder letter via telephone. As far as he knows the wells have not been decommissioned yet. He is going to have a Shannon & Wilson representative call me back to give us an idea on when the wells will be closed.
|
Evonne Reese |
12/17/2013 |
Institutional Control Update |
A Shannon & Wilson representative called me and said that due to site access and spring thaw they won't be able to decommission the monitoring wells until end of August 2014. This has been documented in the reminder system. |
Evonne Reese |
10/15/2015 |
Institutional Control Update |
Received Shannon & Wilson's groundwater monitoring well decommissioning report which documents the on-site decommissioning of the remaining two groundwater monitoring and four air-sparging wells in accordance with ADEC guidance. The monitoring well decommissioning IC requirement has been removed. Reminder system re-set to follow up in 3 years. |
Kristin Thompson |
1/22/2019 |
Institutional Control Update |
An Institutional Controls verification letter was issued to the landowner via e-mail on this date. |
Mossy Mead |
7/31/2024 |
Institutional Control Compliance Review |
IC compliance review completed on this date. An IC reminder letter was e-mailed to the landowner. The next review will be in five years’ time. |
Gaige Robinson |