Delaware Raritan Canal Commission

Delaware and Raritan Canal Commission

"Hot" Issues

COVID-19 Public Health/State of Emergency

Effective March 19, 2020, the Delaware and Raritan Canal Commission office at Prallsville Mills is closed until further notice. Applicants are directed to submit all permit applications and project-related documents to the Commission by email, U.S. Postal Service or delivery service.

DEP Invasive Species Control in Lambertville

The Department of Environmental Protection will undertake a project to combat invasive species in the City of Lambertville.  Please see the attached FAQs to learn more about the project.

New Jersey Water Supply Authority Dredging

The New Jersey Water Supply Authority is currently dredging a 10-mile section of the Delaware and Raritan between State Highway Route 27 (Kingston) and Amwell Road (East Millstone).  Learn more about the project at:


The New Jersey Water Supply Authority is taking steps to combat hydrilla (Hydrilla verticillata), an aggressive and invasive aquatic plant.  Learn more at:

Asian Spotted Lanternfly

The Asian Spotted Lanternfly is an invasive insect that has been found in communities along the canal.  The Department of Agriculture has created an informational website:

Residents of the canal region can also find management options for dealing with Asian Spotted Lanternfly on the New Jersey Agricultural Experiment Station at Rutgers University website:

Additional information is available on the Penn State Extension website: and


Scudder Falls Bridge Replacement Project

Learn more about the Delaware River Joint Toll Bridge Commission I-95 Scudder Falls Bridge Replacement Project:

Last Updated: 12/01/2020

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