Public Hearing: State Implementation Plans, 2015 8-hour Ozone Moderate Non-Attainment Plan and I/M Performance Standard Certification for New Castle County

Division of Air Quality will conduct two virtual public hearings on proposed State Implementation Plans focused on ozone and motor vehicle inspection and maintenance in New Castle County.

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Breathing Easier – Delaware’s Air Quality Monitoring Network

The first week of May marks the beginning of Air Quality Awareness Week. DNREC ‘s Air Quality Monitoring Stations, located throughout the state, are helping us breathe easier.

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Air Quality Forecast

DNREC works with the EPA and regional partners to track air quality and help you know if you need to take precautions. For current ozone and particulate conditions, visit the EPA AirNow website. Annual Forecast Reports 2023

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Ozone

Ozone is a colorless, naturally occurring gas found in two layers of the atmosphere. In the upper layers of the atmosphere, ozone protects life on Earth by absorbing some of the sun’s ultraviolet rays. In the layer closest to the ground, however, ozone is an air pollutant that is a key ingredient of smog and

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