Proposed Plan of Remedial Action for the South Walnut Street Right-Of-Way (DE-1725) Site

Division of Waste and Hazardous Substances

Published: May 5, 2021
Comments Due: May 25, 2021

The Department invites public comment on a proposal to clean-up of the South Walnut Street Right-of-Way Site located in Wilmington. The Site, used as a right-of-way for the South Walnut Street required the proper closure and abandonment of the on-site soil gas and monitoring wells; a site-specific Contaminated Materials Management Plan (CMMP); and, an Environmental Covenant restricting land-use to non-residential types, interference of remedy, limitation of groundwater withdrawal, and compliance with the site-specific CMMP.

Details of the proposed plan are available online at:

The comment period ends at 4:30 pm on Tuesday, May 25, 2021. For additional information, please contact Morgan McGee-Solomon, Project Manager at (302) 395-2600 or via email at