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 Pages Tagged With: "EPA"

Rapò Pwovizwa 2024 Delaware Sou Evalyasyon Basen Vèsan Yo (305(B)) Ak Detèminasyon Dlo Ki Bezwen Kantite Maksimòm Polisyon Pa Jou (Total Maximum Daily Load, TMDL) Yo Selon Seksyon 303(D) Lwa Sou Dlo Pwòp La (Rapò Entegre A)

Avi sa a anonse ke Rapò Pwovizwa 2024 a disponib kounye a. Rapò sa a gen ladan Evalyasyon Basen Vèsan yo (305(b)) ak yon Lis Dlo ki Bezwen Kantite Maksimòm Polisyon Pa Jou (Total Maximum Daily Load, TMDL) yo selon Seksyon 303(d) Lwa sou Dlo Pwòp la (yo rele sa tou Rapò Entegre a).


Informe de Evaluación Combinada de Cuencas de Delaware para 2024 (305(B)) y Determinación para la Lista de Aguas que Necesitan TMDLs de la Sección 303(D) de la Ley de Agua Limpia (El Informe Integrado)

Borrador del Informe de Evaluación Combinada de Cuencas Hidrográficas de 2024 (305(b)) y la Determinación para la Lista de Aguas que Necesitan TMDL (el Informe Integrado) de la Sección 303(d) de la Ley de Agua Limpia.


Delaware’s Draft 2024 Combined Watershed Assessment Report (305(B)) and Determination for the Clean Water Act Section 303(D) List of Waters Needing TMDLs (The Integrated Report)

The Department is accepting comment on a Draft 2024 Combined Watershed Assessment Report (305(b)) and Determination for the Clean Water Act Section 303(d) List of Waters Needing TMDLs (the Integrated Report).


PFAS in Delaware

DNREC and the DHSS Division of Public Health are working with federal agencies to protect the environment and public health in Delaware from the effects of a group of synthetic chemicals known as PFAS.
A dual-federal-agency supplemental report released on Dec. 10, 2024, outlines findings from settled dust samples


PFAS and Drinking Water

The federal Safe Drinking Water Act governs the quality and testing of all public drinking water supplied by water systems in the United States. The EPA works with states, localities and water suppliers to implement drinking water regulations.
PFAS Menu


PFAS and Surface Water

PFAS and other toxic contaminants can enter surface water through overland flow, such as stormwater runoff, through industrial discharges, through atmospheric deposition and through discharge of contaminated groundwater.
PFAS Menu
  • PFAS in Delaware
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    PFAS and Wastewater

    Nationwide studies since the early 2000s indicate that PFAS exist in influent, effluent and residuals (biosolids) of wastewater treatment plants (Bogdan, D. 2021). Some of the most frequently detected PFAS compounds are PFAAs (perfluoroalkyl acids). This makes wastewater treatment plants important in managing and mitigating the environmental spread of PFAAs and a key participant in protecting both


    Notice of Exceptional Event Demonstration

    The Division of Air Quality is providing the public an opportunity to inspect and comment on an exceptional event demonstration regarding the influence of wildfire smoke on air quality monitoring on June 2, 2023, prior to its submission to the EPA.


    Notice of Draft Air Monitoring Network Plan

    The Division of Air Quality is providing the public an opportunity to inspect and comment on the annual Air Monitoring Network Plan prior to submission of the final plan to the United States Environmental Protection Agency.


    EPA Seeks Public Comment for Proposed Authorization of Revisions to Delaware Hazardous Waste Management Program

    The US EPA, Region 3, has scheduled a thirty-day public comment period on its proposal to approve the State of Delaware’s revised hazardous waste management program.


    East Basin Road Groundwater Site

    The U.S. Environmental Protection Agency (EPA) has added the East Basin Road Groundwater Site in New Castle County to the Superfund National Priorities List (NPL). The site is an approximately seven-square mile area surrounding the city of New Castle’s public wells.
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    Georgetown North Groundwater Site

    The U.S. Environmental Protection Agency (EPA) has added the Georgetown North Groundwater Site to the Superfund National Priorities List (NPL). The NPL is EPA’s list of priority sites requiring evaluation for possible remediation from releases of hazardous substances, pollutants or contaminants.
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    Notice of Public Meeting

    DNREC and state and federal partners will hold a virtual meeting to provide information to the community regarding ethylene oxide.


    Biennial NPS Training and Meeting

    The DNREC Nonpoint Source Program (NPS), in partnership with Environmental Protection Agency (EPA) Region 3, hosted the 2019 Mid-Atlantic Nonpoint Source Program Training and Meeting in October of 2019. The states in the EPA Region 3 (Delaware, Maryland, Virginia, Pennsylvania, and West Virginia) take turns hosting this biennial event. The next meeting,


    Hazardous Waste Notification and Reporting

    Small quantity and large quantity generators of hazardous waste must notify the state of Delaware of their activities. Large quantity generators are required to submit annual reports to the state.

    Contact Us

    Compliance and Permitting Section 89 Kings Highway Dover, DE 19901


    Statement from DNREC Secretary Shawn Garvin

    A statement from DNREC Secretary Shawn Garvin opposing the Environmental Protection Agency’s action that rolls back vehicle emission standards.


    Blades Groundwater Site

    On Sept. 1, 2020, the U.S. Environmental Protection Agency (EPA) announced the addition of the Blades Groundwater Site to the Superfund National Priorities List (NPL). The NPL is EPA’s list of priority sites with releases of hazardous substances, pollutants or contaminants requiring evaluation for possible remediation. The public announcement of the listing appears in the


    Brownfields Basics Workshop

    In June 2019, DNREC held a Brownfields Basics Workshop focused specifically on resources available to non-profits, local governments and state agencies to aid in the redevelopment of Brownfields.  The presentations from that workshop are presented here as a resource.  They are posted as PDF files. For additional information on





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