Wildcat Landfill
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EPA ID: DED980704951
Dover, DE 19901
Kent County
Congressional District: 1st
Other Names: None
Last Updated: January 2013 – Future updates on as-needed basis
Contacts
Remedial Project Manager
Andy Palestini
(215) 814-3233
palestini.andy@epa.gov
Community Involvement Coordinator
Vance Evans
800-553-2509
215-814-5526
evans.vance@epa.gov
State and Congressional Liaison
Sasha Brown-Perry
215-814-5404
Brown-Perry.kinshasa@Epa.gov
Bulletin Board
- Five-Year Review Report - June 2012 (PDF) (36 pp, 2.84MB)
Questions
The EPA is dedicated to providing you with timely and accurate information about our work at this site. If you have any questions or concerns, please contact:
Vance Evans
800-553-2509
215-814-5526
On This Page
Site Status
- The fourth five-year review was completed on June 27, 2012. The next five-year review will be done in 2017. The finding of the review is that the remedy for the site is protective of human health and the environment. In order for the remedy to remain protective, the following actions need to be taken:
- Draft, finalize, and implement a post-deletion, long-term monitoring and maintenance plan.
- Verify whether diesel range organics and gas range organics detected in on-site surface water and ground water are attributable to the site.
- Establish a monitoring component for downgradient contaminant flow to ensure long-term protectiveness.
- Draft, finalize, and implement a post-deletion, long-term monitoring and maintenance plan.
- The EPA in conjunction with the Delaware Department of Natural Resources and Environmental Control (DNREC) has determined that contamination at the Wildcat Landfill no longer poses a threat to human health or the environment.
- The site was deleted from the National Priorities List in 2003 and in 2005 Kent County bought several parcels of land, including the Wildcat Landfill for reuse as a conservation area, greenway, museum and archaeological research site.
- EPA conducts reviews of Superfund cleanups every five years to ensure that the cleanups continue to be protective of human health and the environment. The last five-year review was done in 2007 and concluded that the cleanup was fully protective.
- There has been an overall downward trend of contaminant levels in on-site monitoring wells, but the levels of some compounds are high enough to merit continued monitoring.
Background
- The Wildcat Landfill site covers 44 acres next to the St. Jones River and about two and half miles south of Dover.
- The landfill was privately owned and accepted municipal and industrial waste until it was closed under a state order for numerous violations of a state permit. Operators dumped wastes into wetlands and left them uncovered. Metal drums, tires and municipal trash were scattered over the surface of the landfill.
- Groundwater was contaminated with heavy metals, organics and PCBs, but sampling of drinking water wells in 2001 showed no site-related contamination.
Cleanup History
NPL Listing History
| Status: Deleted | Added:1983 |
| Deleted: 2003 |
- The final Record of Decision describing the methods of cleanup for the site was reached between EPA and DNREC in 1988.
- Cleanup consisted of the following:
- Restricting development of the site and preventing installation of drinking water wells on or near the site.
- Grading, covering and seeding areas where there were risks of direct contact with contamination.
- Replacing two private wells adjacent to the site with wells that were drilled deeper into the aquifer.
- Establishment of groundwater management zones on and around the landfill.
- Groundwater monitoring.
- Draining and filling an existing pond and building a new shallow pond. 16,000 gallons of contaminated surface water from the pond were removed and treated.
- About 200 drums were disposed of off site.
- All construction activities were completed in 1992 and the site was deleted from the National Priorities List in 1993.
- Restricting development of the site and preventing installation of drinking water wells on or near the site.
Contaminants and Risks
- Shallow groundwater beneath the site is contaminated with heavy metals, organics and low levels of polychlorinated biphenyls (PCBs).
- Sampling of drinking water wells showed no site-related contamination.
- There has been a clear overall downward trend in contamination levels in on-site monitoring wells, however, compounds in some wells remain high enough to merit continued monitoring.
- Contaminant descriptions and associated risk factors are available at: (ATSDR web site).
Documents and Reports
- To search an on-line database of all documents and reports on the Wildcat Landfill site, go to EPA’s Administrative Record Database.
- All documents and reports can also be reviewed in person at these locations:
Delaware Department of Natural Resources and Environmental Control,
Site Information and Restoration Branch
391 Lukens Drive
New Castle, DE 19720-2774
(302) 395-2600U.S. EPA Region 3 NPL Public Docket
c/o U.S. EPA Region 3 Library
1650 Arch Street, 2nd floor (3PM52)
Philadelphia, PA 19103-2029
- Some of the site’s key documents of interest are accessible below.
Record of Decision
Five Year Review (June 2007) (PDF) (36 pp, 1.84MB)
Five-Year Review (June 2012) (PDF) (36 pp, 2.84MB)
- Submit a FOIA Request
Get instructions on how to submit a FOIA request. $Fee$ for requests over 100 pages.
Photos, Maps and Diagrams
Community Information
- Community Relations Plan - September 1984 (PDF) (23 pp, 669KB)
Reuse Information
- In January 2005 Kent County bought several parcels of land, including the Wildcat Landfill for re-use as a county conservation area and greenway, a museum, and an archaeological research site.
- Want more information about how to reuse a Superfund site?
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