Large Quantity Generators

If a facility generates hazardous waste in quantities greater than 1,000 kilograms (≈2,200 pounds) or generates acutely hazardous waste in quantities greater than 1 kilogram (≈2.2 pounds) in a calendar month, that facility is defined, under Delaware’s Regulations Governing Hazardous Waste, as a Large Quantity Generator (LQG). [panel

---

Electronic Waste

In this world of rapidly changing technology, disposal of electronic waste (e-waste) has created a growing waste stream. The Division of Waste and Hazardous Substances provides guidance for the management of these wastes by businesses under the state’s hazardous waste regulations.

---

Universal Waste Rule

Universal wastes are items that are generated by a large number of businesses in relatively small quantities. Five hazardous wastes are identified as universal wastes under Section 273 of Delaware’s Regulations Governing Hazardous Waste. They are batteries, mercury-containing equipment, obsolete agricultural pesticides, lamps and aerosol cans. [panel

---

Solvent-Contaminated Cloth Wipes

The Delaware Department of Natural Resources and Environmental Control, Compliance and Permitting Section provides the following guidance on the management of cloth wipes, including shop towels, and rags contaminated with hazardous wastes identified via characteristic or listing in the Delaware Regulations Governing Hazardous Waste (7 DE Admin. Code 1302).

---

Managing Fluorescent Lamps

The following are answers to commonly asked questions regarding the management of waste fluorescent lamps that exceed the regulatory limit for mercury via the Toxicity Characteristic Leaching Procedure (TCLP).

---

Very Small Quantity Generators

If a facility generates hazardous waste in quantities of less than 100 kilograms (≈220 pounds or approximately 25 gallons) or is the generator of acutely hazardous waste in quantities of less than 1 kilogram (≈2 pounds) in a calendar month, that facility is defined, under Delaware’s Regulations Governing Hazardous Waste, as a Very Small Quantity

---

Auto Repair Shop Waste

Auto Repair Shops generate hazardous waste that must be managed in accordance with Delaware’s Regulations Governing Hazardous Waste. Hazardous waste mismanagement adversely impacts human health and the environment.

---

Salvage Yards

Salvage yards are an important part of the economy. They provide a valuable service, helping recycle what can be recycled and dispose of what cannot.

---

Managing Waste

The Division of Waste and Hazardous Substances is responsible for controlling the storage, transport and disposal of solid, infectious and hazardous waste in Delaware. The Division also coordinates recycling and yard waste management. Solid Waste  Hazardous

---

Solid Waste

Solid Waste is any garbage, refuse, refuse-derived fuel, waste wood from demolition or construction, sludge from treatment plants, or other discarded material. It can include wastes resulting from industrial, commercial, mining and agricultural operations, and from community activities. Division of

---

Hazardous Waste

Hazardous wastes are solid wastes that are inherently dangerous to handle or dispose. They include chemicals such as solvents, mercury in thermometers, and lead in paint. The Division of Waste and Hazardous Substances regulates transporters, businesses and industry so that hazardous wastes are managed properly and cleaned up in the event of a spill or

---

Used Oil Management

The following provides an overview related to commonly asked questions about the proper management and disposal of used oil regulated by Part 279 of Delaware’s Regulations Governing Hazardous Waste. Compliance and Permitting Section 302-739-9403

---

Mercury and Mercury-Containing Equipment

Elemental mercury is liquid at room temperature, with a metallic and shiny appearance. It is conductive and highly volatile. Mercury can have serious health impacts on humans.

---

Small Quantity Generators

If a facility generates hazardous waste in quantities between 100 kilograms (≈220 pounds) and 1,000 kilograms (≈2,200 pounds) and generates acutely hazardous waste in quantities of less than 1 kilogram (≈2.2 pounds) in a calendar month, that facility is defined, under Delaware’s Regulations Governing Hazardous Waste, as a Small Quantity Generator (SQG). [column md=”5″

---

Solid Waste Facilities

The Compliance and Permitting Section (CAPS) of the DNREC Division of Waste and Hazardous Substances issues permits for all solid and hazardous waste facilities, such as operating and closed landfills and transfer stations, recycling, composting and resource recovery facilities. Compliance and

---

Managing Used Aerosol Cans

For businesses, aerosol cans pose a unique hazardous waste determination problem because they consist of three different types of materials, each of which may be classified as hazardous waste — the can itself, liquid product contained in the can, and the gaseous propellant.

---

Managing Common Household Wastes

Many types of hazardous waste items used by households can be disposed of in household trash, taken to a Delaware Solid Waste Authority (DSWA) recycling drop-off center, or taken to a DSWA Household Hazardous Waste Collection Event. [button type=”primary” link=”#”

---

Infectious Waste

The DNREC Division of Waste and Hazardous Substances regulates the treatment, packaging, storage, transportation, and disposal of infectious waste in the state. Registrations and Permits Infectious Waste Generator

---

Scrap Tire Management

Delaware produces more than 750,000 scrap tires a year. How to keep them from fouling the environment is a serious consideration. The Department of Natural Resources and Environmental Control (DNREC) offers two programs to help — the Scrap Tire Facility Compliance Program and the Scrap Tire Removal Program. [column md=”5″ xclass=”col-xs-12 col-lg-4

---

Amended Proposed Plan of Remedial Action for the Former Rodney Dorm Complex (DE-1658)

DNREC invites public comment on an amended proposal to clean-up the Former Rodney Dorm Site in Newark. The site was once used by the University of Delaware as student housing and a dining hall.

---

Hazardous Waste Notification and Reporting

Small quantity and large quantity generators of hazardous waste must notify the state of Delaware of their activities. Large quantity generators are required to submit annual reports to the state. Compliance and Permitting Section 89 Kings Highway

---

Notification of Public Comment for a Brownfield Development Agreement for the Clifford Brown Walk Site (DE-1690)

DNREC’s Remediation Section has negotiated a Brownfield Development Agreement with African American Heritage Center of Delaware, Inc. regarding the Clifford Brown Walk Site, in Wilmington.

---

Permits to Transport Hazardous and/or Non-Hazardous Solid Wastes

A listing or applications to the Division of Waste and Hazardous Substances for permits to transport regulated RCRA hazardous and/or non-hazardous solid wastes in, out of, or through the State of Delaware.

---

Fourth Revised Final Plan of Remedial Action for the Falls Site DE-1695 (Formerly Known as Former Wilmington Piece Dye Operable Unit 1, DE-1304)

The Department has adopted a plan regarding the clean-up of The Falls Site located in Wilmington.

---

Final Plan of Remedial Action for the 222 Maryland Avenue Site (DE-1453)

The Department has adopted a plan regarding the clean-up of the 222 Maryland Avenue Site located in Wilmington.

---

Notification of Negotiations for a Brownfields Development Agreement for the Milford Salvage Site, (DE-0335)

DNREC’s Remediation Section is negotiating a Brownfields Development Agreement with Marshall Street Properties, LLC regarding Milford Salvage Site, located at 628 Marshall Street, in Milford.

---

Conectiv Properties and Investments, Inc. – Industrial Landfill Closure Permit

Conectiv Properties and Investments, Inc. (CPI) is being issued a Solid Waste Permit for the closure of the inactive Site II Industrial Waste Landfill located on Hay Road, in Wilmington.

---

Notification of Public Comment for a Brownfield Development Agreement for the Former Mitchell Shop Site (DE-1720)

DNREC’s Remediation Section negotiated a Brownfield Development Agreement with 1951 Pulaski Highway, LLC regarding the Former Mitchell Shop Site, located at 1951 Pulaski Highway, Bear.

---

Final Plan of Remedial Action for the Juniors Auto Parts Site (DE-1176)

DNREC has adopted a plan regarding the clean-up of the Juniors Auto Parts Site located in Wilmington.

---

Notification of Negotiations for a Brownfields Development Agreement for the 502 South Walnut Street Site, Wilmington (DE-1722)

DNREC’s Remediation Section is negotiating a Brownfields Development Agreement with the City of Wilmington regarding the 502 South Walnut Street Site, in Wilmington.

---

Hazardous and/or Non-Hazardous Solid Waste Transporters Permits Pending

A listing of recent permit applications to transport regulated RCRA hazardous and/or non-hazardous solid wastes in, out of, or through the State of Delaware.

---

Notification of Negotiations for a Brownfields Development Agreement for the 2301 N Market Street Site, Wilmington (DE-1721)

DNREC’s Remediation Section is negotiating a Brownfields Development Agreement with Wilmington Neighborhood Conservancy Land Bank Corporation regarding the 2301 N Market Street Site, located at 2301 N Market Street, Wilmington.

---

Virtual Public Hearing: Proposed Plan of Remedial Action for the General Motors Corp. Wilmington Assembly Plant Operable Unit 4

The Division of Waste and Hazardous Substances, will conduct a virtual public hearing (Docket #2020-R-WH-0008) on the Proposed Plan of Remedial Action for the General Motors Corp. Wilmington Assembly Plant Operable Unit 4.

---

Amended Final Plan of Remedial Action for the 4601 North Market Street (DE-1684)

The Department has adopted a plan regarding the clean-up of 4601 North Market Street Site located in Wilmington. The Site previously operated as a commercial shopping mall.

---

Proposed Plan of Remedial Action for the Milford Mosquito Control Shop – Operable Units 2 and 3 (DE-1156)

The Department invites public comment on a proposal to clean-up Operable Units 2 and 3 of the Milford Mosquito Control Site located in Milford.

---

Notification Of Public Comment for a Brownfield Development Agreement for the 518 South Heald Street Site (DE-1688)

DNREC’s Remediation Section has negotiated a Brownfield Development Agreement with Southbridge Community Services, Inc. regarding the 518 South Heald Street Site, located at 518 South Heald Street in Wilmington.

---

Notification of Negotiations for a Brownfields Development Agreement for the Former Mitchell Shop Site (DE-1720)

DNREC’s Remediation Section is negotiating a Brownfield Developments Agreement with 1951 Pulaski Highway, LLC regarding the Former Mitchell Shop Site, located at 1951 Pulaski Highway, Bear.

---

Fourth Revised Proposed Plan of Remedial Action for the Falls Site (DE-1695)

The Department invites public comment on a proposal to clean-up The Falls Site, a property located in Wilmington that was used as a textile mill from the 1830s to 2003.

---

PFAS in Delaware

DNREC and the DHSS Division of Public Health are working with federal agencies to protect the environment and public health in Delaware from the effects of a group of synthetic chemicals known as PFAS. DNREC Division of Waste and Hazardous

---

Notification of Negotiations Concerning a Voluntary Cleanup Program Agreement for the Daisey Street & Railroad Avenue Site, Frankford (DE-1716)

DNREC is negotiating a Voluntary Cleanup Program Agreement with Mountaire Farms Inc. regarding the Daisey Street and Railroad Avenue Site located at Daisey Street & Railroad Avenue, in Frankford.

---

Correction to the Final Plan of Remedial Action for the Osprey Point Subdivision Site (DE-1647)

A correction to a part of the Final Plan of Remedial Action for the Osprey Point Subdivision that was noticed on February 26, 2020.

---

Virtual Public Hearing: Proposed Plan of Remedial Action for the General Motors Corp. Wilmington Assembly Plant Operable Unit 4

The Division of Waste and Hazardous Substances will conduct a public hearing on the Proposed Plan of Remedial Action for the General Motors Corp. Wilmington Assembly Plant Operable Unit 4. The assembly plant is located in Wilmington, Delaware.

---

Final Plan of Remedial Action for the Deerfield Substation Site (DE-1616)

The Department has adopted a plan regarding the clean-up of the Deerfield Substation Site, in Newark, which is an electrical substation that had a petroleum release as a result of a leaking underground storage tank.

---

Amended Proposed Plan of Remedial Action for the 4601 North Market Street (DE-1684)

The Department invites public comment on a proposal to amend the May 2019 Proposed Plan of Remedial Action to require a submission of a Certification of Completion of Remedy (COCR) request after approval of the CMMP and recording of the Environmental Covenant.

---

Final Plan Of Remedial Action For The Osprey Point Subdivision Site (DE-1647)

The Department has adopted a plan regarding the clean-up of the Osprey Point Subdivision Site located in Rehoboth Beach. The Site, once used as a golf course, requires a restriction on the future use of groundwater at the Site.

---

Solid Waste Transporter Permit Applications

A listing of applications to the DNREC Division of Waste and Hazardous Substances for permits to transport regulated RCRA hazardous and/or non-hazardous solid wastes in, out of, or through the State of Delaware.

---

Final Plan of Remedial Action for the Sixteenth Street Quarry Site (Operable Units-1 and 2) (DE-0097)

The Department has adopted a plan regarding the clean-up of Operable Units 1 and 2 of the Sixteenth Street Quarry Site located in Wilmington.

---

Proposed Plan of Remedial Action for the Deerfield Substation (DE-1616)

The Department invites public comment on a proposal to clean-up the Deerfield Substation Site located in Newark. The site is an electrical substation that had a petroleum release as a result of a leaking underground storage tank.

---

Notification of Public Comment for a Brownfield Development Agreement for the General Motors Corp-Wilmington Assembly Plant Site, Lot 4 (DE-1149)

DNREC’s Remediation Section negotiated a Brownfield Development Agreement with DPIF2 DE 1 New Castle, LLC regarding the General Motors Corp-Wilmington Assembly Plant, Lot 4, located at 801 Boxwood Road, in Wilmington.

---

Notification of Negotiations Concerning a Voluntary Cleanup Program Agreement for the Former New Arc Welding Site, 30 Commerce Drive, Wilmington (DE-1345)

DNREC is negotiating a Voluntary Cleanup Program Agreement with Commerce Street Properties, LLC regarding the Former New Arc Welding Site located at 30 Commerce Street, in Wilmington.

---