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Proposed Plan of Remedial Action for the 100-116 E 16th Street Site (DE-1852)



Division of Waste and Hazardous Substances

Published: Oct. 22, 2025
Comments Due: Nov. 12, 2025

Encuentre la versión en español en de.gov/dnrecavisos

DNREC Notice No. WHS20250377
Non-Discrimination Policy

The Department of Natural Resources and Environmental Control (DNREC) Remediation Section (RS) invites public comment on a proposal to clean-up 100-116 E 16th Street Site (DE-1852) (Site) located at 100-116 E 16th Street in Wilmington. The Site is currently a parking lot. Historic operations included residential housing and commercial buildings. The Site consists of approximately 0.67 acres.

The Site will be subject to the following key remedial actions:

Impacted site soils are being excavated to the extent feasible as detailed in a Remedial Action Work Plan. Long term the site will be managed with an environmental covenant (EC), Contaminated Materials Management Plan (CMMP), and Long-Term Stewardship (LTS) Plan. The EC will restrict groundwater withdrawal on the site.

Details of the Proposed Plan of Remedial Action (Proposed Plan) are available online at den.dnrec.delaware.gov.

For additional information, please contact:

John Costa, Project Manager
DNREC – Division of Waste and Hazardous Substances
Remediation Section
391 Lukens Drive, New Castle, DE 19720
RS_Public_Comments@delaware.gov
302-395-2600

The comment period ends at close of business (4:30PM) on November 12, 2025




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