NPDES Permits: Port Penn Sanitary Treatment Plant

Division of Water

Published: Sept. 1, 2021
Comments Due: Sept. 29, 2021

The Department of Natural Resources and Environmental Control, Division of Water, hereby gives notice that New Castle County Dept. of Special Services, has applied for reissuance of its National Pollutant Discharge Elimination System (NPDES) Permit No. DE0021539 (State Number WPCC 3078G/74) to discharge treated sanitary sewerage to the Delaware River. The Port Penn Sanitary Treatment Plant is located on Fishers Wharf Road off Route 9 in Port Penn, Delaware. The facility is a publicly owned treatment works that treats sanitary sewerage from residential areas. Secondary treatment consists of screening/comminutor, extended aeration process, and chlorination prior to discharge. No industrial wastes are discharged to this facility. The sewage sludge from the treatment operation is sent to the City of Wilmington Wastewater Treatment Plant for ultimate disposal.

Based on a preliminary staff review and application of lawful standards and regulations, the Department proposes to re-issue this permit, subject to certain effluent monitoring. The proposed determinations are tentative. Persons wishing to comment upon or object to the proposed determinations are invited to submit same in writing to the Surface Water Discharges Section of the Division of Water, at the address listed below, no later than 30 days from this notice. All comments received prior to said date will be considered in the formulation of final determinations regarding this application.

A public hearing on the above will NOT be held unless the Secretary of DNREC receives a request by 4:30 pm on September 29, 2021, or if the Secretary determines that a public hearing is in the public interest. A request for a hearing shall be in writing and shall state the nature of the issues to be raised at the hearing. It must also show familiarity with the proposal and a reasoned statement of the permit’s probable impact.

The applications, fact sheets, and permits are available for inspection or copies may be obtained by contacting:

Division of Water
Surface Water Discharges Section
89 Kings Highway
Dover, DE 19901