DNREC Issues Notice of Violations to Refinery for March Emissions Release
Department of Natural Resources and Environmental Control | Division of Air Quality | Newsroom | Date Posted: Tuesday, June 24, 2025
The Delaware Department of Natural Resources and Environmental Control (DNREC) has issued a Notice of Violation (NOV) to the Delaware City Refining Company for a 10-hour emissions incident that occurred on March 13, 2025.
Code Red Air Quality Alert Issued for Northern Delaware Due to Wildfire Smoke
Department of Natural Resources and Environmental Control | Division of Air Quality | Date Posted: Saturday, June 14, 2025
DNREC has alerted the public that today is an Air Quality Action Day of Code Red for particulate matter in New Castle County. Delawareans can sign up for Delaware alerts and check local forecasts at de.gov/aqi. They can check AirNow.gov for real-time conditions. It’s important to check the data as local conditions can change.
DNREC Shares Public Information Sources About Environmental Releases, Air Quality in Light of Refinery Incident
Department of Natural Resources and Environmental Control | Division of Air Quality | Newsroom | Date Posted: Saturday, May 31, 2025
DNREC has been monitoring the ongoing incident at the Delaware City Refinery as a result of equipment failure first reported on May 26. There are two DNREC tools available to the public that provide information on this and other incidents.
Delaware’s Open Burning Ban – Also Known as the Ozone Season – to Begin May 1 and Run Through Sept. 30
Department of Natural Resources and Environmental Control | Division of Air Quality | Newsroom | Date Posted: Wednesday, April 30, 2025
DNREC reminds the public that Delaware’s Ozone Season and open burning ban take effect May 1 and continue through Sept. 30.
Latest DNREC Air Quality Report Shows Progress, but Highlights Need for Continued Focus on Improvement
Department of Natural Resources and Environmental Control | Division of Air Quality | Newsroom | Date Posted: Tuesday, April 15, 2025
DNREC has released the Annual Air Quality Report, with the latest full-year data (2023) from the statewide air quality monitoring network showing that Delaware is making steady progress toward cleaner air which leads to healthier communities. DNREC Division of Air Quality data for 2023 found that Delaware’s air was either “Good” or “Moderate” for 353 days of the year.
