Ozone, carbon monoxide, sulfur dioxide, nitrogen dioxide, particulate matter less than 10 microns, particulate matter less than 2.5 microns, and lead are considered criteria pollutants because of their impact on human health and welfare.
Provides air quality data from monitoring stations throughout the state. Data available include ozone, carbon monoxide, sulfur dioxide, nitrogen dioxide, particulate matter, temperature, wind direction, humidity and wind speed.
Survey data from 1999-2018 which denotes peak spawning occurrences by day and lunar period, proportion of spawning in May (coinciding with shorebird stopovers), average water temperature, index values for female and male crabs per square meter by beach and baywide, the annual sex ratio, and index of abundance per beach.
DNREC is full of opportunities to get involved in environmental activities throughout the state. The department is always looking for volunteer help to reach more people, take on large monitoring activities, and maintain Delaware's beautiful habitats.