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Skip Navigation LinksDNREC : Division of Waste & Hazardous Substances

 
Sections and Programs

 

The Division of Waste & Hazardous Substances (WHS) oversees the handling, transferring, and storing of solid and hazardous materials by regulating, monitoring, inspecting, enforcing and responding to emergencies. The Division’s responsibilities include:

  • Administering a program for the maintenance and installation of underground and above ground storage tanks, and overseeing cleanup of tanks that may leak. 
  • Administering programs to prevent industrial accidents, to ensure emergency planning and the community’s right to know, and to respond to environmental emergencies. 
  • Administering programs to remediate sites contaminated by hazardous substances. 
  • Administering programs for the reuse, recycling, transport and disposal of solid and hazardous waste.

Division of Waste & Hazardous Substances overview

Director’s Office: administers and directs the operations of the Division of Waste & Hazardous Substances’ Emergency Prevention & Response, Site Investigation & Restoration, Solid & Hazardous Waste Management, and Tank Management Sections. The director’s office carries out cost recovery procedures to recoup state monies used in the cleanup of environmental violations and emergency incidents, develops and implements policies and procedures for the division, coordinates legal assistance for the division, and coordinates division outreach.

Director
Marjorie A. Crofts
302.739.9400

Outreach Ombudsman
Christina Wirtz
302.395.2515

Director's organizational chart

Director’s office
89 Kings Highway
Dover, DE 19901
Map & Driving Directions

Emergency Prevention and Response Section responds statewide 24 hours a day to oil spills, hazardous material incidents, and possible terrorist threats. The Section also coordinates responses with local fire departments and various local, state, and federal agencies and implements the Emergency Planning and Community Right-to-Know and Accidental Release Prevention Programs.

24-Hour Complaint Line: 1.800.662.8802

Emergency Prevention and Response Section organizational chart

Section manager
Ellen D. Malenfant
302.739.9404

Dover office for manager:
89 Kings Highway
Dover, DE 19901
Map & Driving Directions

New Castle Office for accidental release prevention:
715 Grantham Lane
New Castle, DE 19720
Map & Driving Directions

Site Investigation & Restoration Section is responsible for the identification, evaluation and remediation of hazardous waste sites, from Brownfields to federal Superfund sites, in the State.

Site Investigation & Restoration Section organizational chart

Section administrator
Timothy Ratsep
302.395.2600
391 Lukens Drive
New Castle, DE 19720
Map & Driving Directions

Solid and Hazardous Waste Management Section ensures - through regulation and permitting mechanisms - that waste generated, transported, treated, recycled, reused or disposed in Delaware is managed in an environmentally safe manner. The section also encourages, through voluntary means, waste reduction, reuse, and recycling activities. (Also see Delaware's Green Industries Program.) 

Solid and Hazardous Waste Management Section organizational chart

Section administrator
Nancy C. Marker
302.739.9403
89 Kings Highway
Dover, DE 19901
Map & Driving Directions

Tank Management Section administers and assists with the installation, management of abandonment, removal and cleanup of underground and above-ground storage tank systems, to prevent contamination of soils and groundwater supplies. The staff also permits the installation and operation of vapor recovery equipment and inspects boilers and pressure vessels to ensure public safety.  This Section also has the responsibility of overseeing the construction, installation and repair of all boilers and pressure vessels that are installed in the State of Delaware, except those exempted by Title 29 Chapter 80, (8028, and 8029) located in a "place of public assembly."

Tank Management Section organizational chart

Section administrator
E. Alex Rittberg
302.395.2500
391 Lukens Drive
New Castle, DE 19720
Map & Driving Directions

Boiler Safety Group
302.744.2735
Blue Hen Corporate Center
655 S. Bay Rd., Suite 5N
Dover, DE 19901
Map & Driving Directions

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