Delaware.gov logo
Listen to this page using ReadSpeaker

 Pages Tagged With: "remediation"

Amended Final Plan of Remedial Action for the Trails & Pathways, Christina Pedestrian Bridge (DE-1560)

The Department has adopted an amended final plan regarding the clean-up of the Trails & Pathways, Christina Pedestrian Bridge, located in Wilmington.


Notification of Negotiations for a Brownfields Development Agreement for the TB Acres Site, Camden-Wyoming (DE-1745)

DNREC’s Remediation Section is negotiating a Brownfields Development Agreement with Cypher Stone, LLC regarding the TB Acres Site, located at Welch Family Lane, Lot 15 Walnut Shade Road, Camden-Wyoming.


Final Plan of Remedial Action for 518 S Heald Street Site DE-1688

The Department has adopted a plan regarding the clean-up of the 518 S. Heald Street Site located in Southbridge, Wilmington.


Notification of Public Comment for a Brownfield Development Agreement for the Cumberland Farms Store 122425 Site, (DE-1738)

DNREC’s Remediation Section negotiated a Brownfield Development Agreement with 1700 Marsh and Wilson Associates, LLC regarding the Cumberland Farms Store 122425 Site, located at 1700 Marsh Road, in Wilmington.


Final Plan of Remedial Action for the Claymont Cleaners/Joe and Tony’s Service Site (DE-1703)

The Department has adopted a plan regarding the clean-up of the Claymont Cleaners/Joe and Tony’s Service Site located in Claymont, Delaware.


Voluntary Cleanup Program

DNREC’s Voluntary Cleanup Program (VCP) is available to all parties who may be liable for the contamination of a property, but who wish to settle their liabilities with the Department of Natural Resources and Environmental Control under the Hazardous Substance Cleanup Act (HSCA).

Contact Us




HSCA State Lead and Enforcement Programs

Delaware’s Hazardous Substance Cleanup Act (HSCA) (7 Del.C. Ch. 91) provides DNREC with the authority to take enforcement actions against responsible parties to ensure cleanup at sites with a release, or imminent threat of release, of hazardous substances.

Contact Us

Remediation Section 391 Lukens Drive New


Hazardous Waste Corrective Action

Corrective action is required under the federal Resource Conservation and Recovery Act (RCRA) for facilities that treat, store or dispose of hazardous wastes. The Act requires hazardous waste facilities to investigate and clean up releases of hazardous waste or constituents in soil, groundwater, surface water and air.



Natural Resource Damage Assessment and Restoration

Natural Resource Damage Assessment and Restoration (NRDAR) is the process used to determine whether natural resources have been injured, destroyed, or lost as a result of a release of hazardous substances or oil, and to identify actions and funds needed to restore such resources. NRDAR is authorized by several state and federal environmental laws.


HSCA Advisory Committee

The Hazardous Substance Cleanup Act (HSCA) Advisory Committee advises the Division of Waste and Hazardous Substances on rules, policies, and procedures relating to the cleanup and re-use of hazardous waste sites.

Contact Us

Remediation Section 391 Lukens Drive New Castle, Delaware 19720


Loans and Grants

Because of the the financial burden of completing environmental work at potentially contaminated properties within the State, DNREC has created different loans and grants to help property owners with remediation of contaminated properties.

Contact Us

Remediation Section 391 Lukens Drive New Castle,


Long-Term Stewardship

Long-term stewardship (LTS) is the maintenance and monitoring of the remedial measures taken at a site to maintain the desired level of protection of human health and the environment over an extended period of time.

Contact Us

Remediation Section 391 Lukens Drive New


Federal Programs

Various federal programs apply to sites being addressed by the DNREC Remediation Section.
National Priorities List (NPL) National Priorities List (NPL) sites are sites that pose a long term remedial response action that are carried out by EPA with DNREC involvement and assistance. EPA is the


Risk Assessment and Cleanup Standards

The DNREC Division of Waste and Hazardous Substances sets standards for risk assessment and cleanup and remediation planning for contaminated sites. Cleanup and remediation are governed under the Delaware Hazardous Substance Cleanup Act, known as HSCA (7 Del. C. Ch.91). The HSCA Human Health Risk Assessment Guidance


Environmental Investigation and Remediation Consultants

The Division of Waste and Hazardous Substances maintains a list of environmental investigation and remediation consultants. This list is provided to the regulated community to help select an environmental consultant for the investigation and remediation of leaking underground and aboveground storage tank sites.
[modal text=”How to Get On This


Remediation Laws, Regulations and Guidance

Information regarding the laws, regulations, guidance, policies, standard operating procedures (SOPs) and other documents related to the programs administered by DNREC Remediation Section.

Contact Us

Remediation Section 302-395-2600
The resources listed here are mostly PDF files, readable using Adobe


Hazardous Substance Cleanup Act Program

The Delaware Hazardous Substance Cleanup Act (HSCA) gives DNREC the ability to ensure cleanup of facilities with a release or imminent threat of release of hazardous substances.

Contact Us

Remediation Section 391 Lukens Drive New Castle, Delaware 19720 302-395-2600



Notification of Negotiations for a Brownfields Development Agreement Amendment for the Riverwalk Site, Wilmington (DE-1731)

DNREC’s Remediation Section is negotiating an amendment to the Brownfields Development Agreement with Riverfront Development Corporation of Delaware regarding the Riverwalk Site, located at 105 South Market Street, Wilmington, to add additional acreage.


Final Plan of Remedial Action for OU-2 of the Whittington Woods Site DE-1509

The Department has adopted a plan regarding the clean-up of OU-2 of the Whittington Woods Site located in Bear.


Notification of Public Comment for a Brownfield Development Agreement for the 707 South Union Street Site, (DE-1740)

The Remediation Section has negotiated a Brownfield Development Agreement with 707 S Union, LLC regarding the 707 South Union Street Site, located at 707 South Union Street, Wilmington.


Notification of Public Comment for a Brownfield Development Agreement for the Former Milford Fertilizer Site (DE-1412)

The Remediation Section negotiated a Brownfield Development Aagreement with 4991 Summit Partners, LLC regarding the Former Milford Fertilizer Site located at 4991 Summit Bridge Road, Middletown.


Proposed Plan of Remedial Action for the Former Thoro-Kleen Dry Cleaners Site (DE-0207) Operable Unit 1 (OU-1)

The Department invites public comment on a proposal to clean-up of Operable Unit 1 of the Former Thoro-Kleen Dry Cleaners Site located in Georgetown.


Proposed Plan of Remedial Action for the Former Thoro-Kleen Dry Cleaners Site (DE-0207) Operable Unit 1 (OU-1)

The Department invites public comment on a proposal to clean-up of Operable Unit 1 of the Former Thoro-Kleen Dry Cleaners Site located in Georgetown.


Proposed Plan of Remedial Action for the Claymont Cleaners/Joe and Tony’s Service (DE-1703)

The Department invites public comment on a proposal to clean-up the Claymont Cleaners/Joe and Tony’s Service Site located in Claymont.


Notification of Negotiations for a Brownfields Development Agreement for the Parcel H Site, Wilmington (DE-1742)

DNREC’s Remediation Section is negotiating a Brownfields Development Agreement with Riverfront Development Corporation of Delaware regarding the Parcel H Site, located at 205 South Market Street, in Wilmington.


Proposed Plan of Remedial Action for 518 S. Heald Street Site (DE-1688)

The Department invites public comment on a proposal to clean-up the 518 S. Heald Street site located in Southbridge Wilmington.


Notification of Negotiations for a Brownfields Development Agreement for the 707 South Union Street Site, (DE-1740)

DNREC’s Remediation Section is negotiating a Brownfields Development Agreement with 707 S Union, LLC regarding the 707 South Union Street site, located at 707 South Union Street, Wilmington.


Final Plan of Remedial Action for 401 Bellevue Road (DE-1711)

The Department has adopted a plan regarding the clean-up of the 401 Bellevue Road Site in Newark, part of the larger Newark South Groundwater Plume Superfund Site.


Notification of Public Comment for a Brownfield Development Agreement for the Del Campo Bakery Site, (DE-1736)

DNREC’s Remediation Section has negotiated a Brownfield Development Agreement with Green Bakery LLC regarding the Del Campo Bakery Site, located at 2006 Rodman Road, Wilmington.


Proposed Plan of Remedial Action for OU-2 of the Whittington Woods Site (DE-1509)

The Department invites public comment on a proposal to clean-up OU-2 at the Whittington Woods Site located in Bear.


Notification of Public Comment for a Brownfield Development Agreement for the Riverwalk Phase I Site, (DE-1731)

DNREC’s Remediation Section has negotiated a Brownfield Development Agreement with Riverfront Development Corporation of Delaware regarding the Riverwalk Phase I Site, located at 105 South Market Street, Wilmington.


Notification Of Public Comment for a Brownfield Development Agreement for the Roads Phase I Site, (DE-1732)

DNREC’s Remediation Section has negotiated a Brownfield Development Agreement with Riverfront Development Corporation of Delaware regarding the Roads Phase I Site, located at 107 South Market Street, Wilmington.


Notification of Negotiations for a Brownfields Development Agreement for the Former Milford Fertilizer Site, (DE-1412)

DNREC’s Remediation Section is negotiating a Brownfields Development Agreement with 4991 Summit Partners, LLC regarding the Former Milford Fertilizer Site, located at 4991 Summit Bridge Road, Middletown.


Notification of Negotiations for a Brownfields Development Agreement for the 1000 Eastlawn Avenue Site, Wilmington (DE-1739)

DNREC’s Remediation Section is negotiating a Brownfields Development Agreement with Wilmington Neighborhood Conservancy Land Bank Corporation regarding a site at 1000 Eastlawn Avenue, in Wilmington.


Notification of Negotiations Concerning a Voluntary Cleanup Program Agreement for the SIP Inc. Property Site, (DE-1408)

DNREC advises that it is negotiating a Voluntary Cleanup Program Agreement with Peninsula Venture VIII, LLC regarding the SIP Inc. Property Site located along East 8th Street, in Wilmington.


Notification of Negotiations for a Brownfields Development Agreement for the Cumberland Farms Store 122425 Site, (DE-1738)

DNREC’s Remediation Section is negotiating a Brownfields Development Agreement with 1700 Marsh and Wilson Associates, LLC regarding the Cumberland Farms Store 122425 Site, located at 1700 Marsh Road, Wilmington.


Notification of Public Comment for a Brownfield Development Agreement for the Electric Hose and Rubber Site, Wilmington (DE-0174)

DNREC’s Remediation Section has negotiated a Brownfield Development Agreement with Brandywine Realty LLC regarding the Electric Hose and Rubber Site, located at 1340 and 1400 East 12th Street, Wilmington.


Notification of Negotiations Concerning a Voluntary Cleanup Program Agreement for the Site Foundry at Riverview Site, (DE-1737)

DNREC is negotiating a Voluntary Cleanup Program Agreement with Foundry at Riverview, LLC regarding the Foundry at Riverview Site located at 0 West 7th Street, New Castle.


DSPC Public Hearing: Div. of Waste and Hazardous Substances Exhibits

A list of public hearing exhibits submitted for the record by the Div. of Waste and Hazardous Substances for the Sept. 29, 2020, Diamond State Port Corporation public hearing (Docket #2020-P-MULTI-0024). Exhibit 1: Application with Attachments Figure 1 – Facility Location Map Figure 2 – Monitoring


Proposed Plan of Remedial Action for the 401 Bellevue Road (DE-1711)

DNREC invites public comment on a proposal to clean-up the 401 Bellevue Road Site located in Newark (part of the Newark South Groundwater Plume Superfund Site).


Notification of Negotiations for a Brownfields Development Agreement for the Del Campo Bakery Site, (DE-1736)

DNREC’s Remediation Section is negotiating a Brownfields Development Agreement with Green Bakery LLC regarding the Del Campo Bakery Site, located at 2006 Rodman Road, Wilmington.


Notification of Negotiations for a Brownfields Development Agreement for the Electric Hose and Rubber Site, Wilmington (DE-0174)

DNREC’s Remediation Section is negotiating a Brownfields Development Agreement with Brandywine Realty LLC regarding the Electric Hose and Rubber Site, located at1340 and 1400 East 12th Street, in Wilmington.


Notification of Negotiations Concerning a Voluntary Cleanup Program Agreement for the Dover Power Plant, Mckee Run Plant, Site, (DE-0269)

DNREC is negotiating a Voluntary Cleanup Program Agreement with City of Dover regarding the McKee Run Power Plant, located at 880 Buttner Place, Dover.


Notification of Public Comment for a Brownfield Development Agreement for the 35 Commerce Street Site (DE-1734)

DNREC’s Remediation Section has negotiated a Brownfield Development Agreement with Shamrock3 LLC regarding the 35 Commerce Street Site, in Wilmington.


Notification of Public Comment for a Brownfield Development Agreement for the Taylor Landfill, Glasgow, Site (DE-0089)

DNREC’s Remediation Section has negotiated a Brownfield Development Agreement with 2787 Partners, LLC regarding the Taylor Landfill, Glasgow Site, located at 2787 Pulaski Highway, Newark.


Diamond State Port Corporation Proposal

In 2020, Diamond State Port Corporation (DSPC) proposed to build a new container port on the Delaware River at 4600 Hay Road, Edgemoor, in New Castle County. The project requires permits from the DNREC Division of Water and Division of Waste and Hazardous Substances. It also needs Federal Consistency Certification from the Delaware Coastal Management


Notification of Public Comment for a Brownfield Development Agreement for the 2301 N Market Street Site, Wilmington (DE-1721)

DNREC’s Remediation Section has negotiated a Brownfield Development Agreement with Wilmington Neighborhood Conservancy Land Bank Corporation regarding the 2301 N Market Street Site, in Wilmington.


Amended Proposed Plan of Remedial Action for Trails & Pathways, Christina Pedestrian Bridge (DE-1560)

DNREC invites public comment on an amended proposal to clean up the Trails & Pathways, Christina Pedestrian Bridge Site in Wilmington.


Final Plan of Remedial Action for the Former Electric Hose and Rubber Site (DE-0174)

DNREC has adopted a plan regarding the clean-up of Former Electric Hose and Rubber Site located in Wilmington.


Final Plan of Remedial Action for the Amtrak Former Fueling Facility, Operable Unit 3 (DE-0266)

The Department has adopted a plan regarding the clean-up of the Amtrak Former Fueling Facility, Operable Unit 3, located at 4001 Vandever Avenue in Wilmington.





+