Delaware Risk Assessment Calculator (DERAC)

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What's New

The What's New page keeps users informed of changes to: toxicity values, exposure parameters, chemical-specific parameters, equation formats and any other changes. Please check this site frequently to be advised of any recent changes.

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Division of Waste and Hazardous Substances Public Notices

Notification of Negotiations Concerning a Prospective Purchaser Agreement for the Berkshire Property, Magnolia (DE-1772) (7/18/2021)
Notification of Negotiations for a Brownfields Development Agreement for the 1190 East Seventh Street Site, Wilmington (DE-1410) (7/18/2021)
Notification of Public Comment for a Brownfield Development Agreement for the Open Space Site, South Market Street, Wilmington (DE-1756) (7/18/2021)
Notification of Public Comment for a Brownfield Development Agreement for the Parcel H Site, South Market Street, Wilmington (DE-1742) (7/18/2021)
Notification Of Negotiations for a Brownfields Development Agreement for the Parcel D Site, South Market Street, Wilmington (DE-1770) (7/14/2021)
Notification of Negotiations for a Brownfields Development Agreement for the Parcel C Site, South Market Street, Wilmington (DE-1771) (7/14/2021)
Proposed Plan of Remedial Action for 2603 Kirkwood Highway Site (DE-1727) (7/14/2021)
Final Plan of Remedial Action for 35 Commerce Street Site (DE-1734) (7/11/2021)
Final Plan of Remedial Action for Fort Dupont Operable Unit 4 [OU-4] Grassdale (DE-1618) (7/11/2021)
Notification of Negotiations for a Brownfields Development Agreement for the Parcel A Site, S Market Street, Wilmington (DE-1769) (7/7/2021)

All DNREC Public Notices

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Upcoming Division of Waste and Hazardous Substances Meetings

July 28, 2021 -- Recycling Public Advisory Council

Division of Waste and Hazardous Substances meetings are posted on the DNREC events calendar and on the state Public Meeting Calendar.

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