Information About Vibrio Bacteria

Vibrio are bacteria that occur naturally in brackish waters such as the Delaware Bay, the Inland Bays and tributaries, especially during warm weather months. Vibrio infections are relatively rare in Delaware and nationwide. However, when Vibrio or other bacteria come into contact with an open wound, they can cause serious infections. Vibrio infections can be

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What is a Red Tide?

“Red Tide” is the common term for a particular type of harmful algal bloom made up of large concentrations of toxic red dinoflagellates called Karenia brevis (K. Brevis). These are tiny red-colored, naturally-occurring aquatic microorganisms which, in sufficient concentrations, can cause a reddish tint to the water. At very high concentrations, they can cause toxic

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Recreational Water Monitoring

The Department of Natural Resources and Environmental Control monitors recreational waters to ensure their quality for swimming and other recreational uses. The Department tests for Enterococcus bacteria, which indicate the presence of other potentially harmful bacteria and viruses. The results of these tests are available online and though an email alert system.

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Permit Application: Construction Seaward of the DNREC Building Line

Gull’s Nest Homeowners Association has filed an application for a permit for construction seaward of the DNREC Building Line to mechanically scrape sand from the beach to rebuild the dune in Gull’s Nest.

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Delaware’s Draft 305(b) and 303(d) Waters Assessment Methodologies and Data Solicitation

DNREC is seeking comments on, and data related to, the Draft Assessment and Listing Methodologies for Delaware’s 2020 Combined Watershed Assessment Report (305(b)) and Determination for the Clean Water Act Section 303(d) List of Waters Needing TMDLs.

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Request for Proposals: Clean Water Act Section 319 Grants

The DNREC Nonpoint Source Program is soliciting proposals for implementation project funding for federal fiscal year 2020 under Section 319 of the Clean Water Act.

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Waterway Management Workshops

What does it take to keep Delaware’s waterways open and safe? The DNREC Shoreline and Waterway Management Section held a series of informational open house workshops in 2019 to share information about dredging and other waterway management operations in Delaware. Shoreline and

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2020 Masseys Ditch Dredging Project

The project to dredge Massey’s Ditch, an important navigation channel in the Inland Bays, was completed on February 27, 2020. The demobilization and removal of equipment such as pipeline concluded in mid-March 2020.

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Waterway Management

An important part of the DNREC Division of Watershed Stewardship’s mission is to maintain and improve Delaware’s navigable waterways, including its bays and canals. Comments and Questions

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