Air Quality
Good
Water Violations
41
Active Contamination
42
Active Permits
39
Air quality in New Hanover County is rated good with a median AQI of 41 (273 days measured in 2025). 45 community water systems serve the area, with 41 recent violations in the last 5 years. 40 industrial facilities report toxic chemical releases totaling 599.2K lbs. 44 contamination sites are tracked, all with completed or ongoing remediation.
Air Quality — New Hanover County (2025)i
AQSThe Air Quality Index measures how clean or polluted the air is on a given day. AQI is reported at the county level. A score of 0-50 is considered good; 51-100 is moderate; above 100 may be unhealthy for sensitive groups.
Median AQI
PM2.5 Daysi
212Ozone Daysi
61Drinking Wateri
SDWISPublic water systems registered to serve this area. Community systems (CWS) provide water to residents year-round. Violations indicate a system failed to meet federal drinking water standards.
Community Systemsi
45Active Systemsi
4Recent Violationsi
41Recent Violations (Last 5 Years)
Historical Violations (Over 5 Years Ago)
DOGWOOD ACRES MHP
CFPUA-WILMINGTON
COUNTRYSIDE MHP
CAPE FEAR UTILITIES INC
CIRCLE B MHP
EDGEWATER MHP
GROVE PARK ESTATES MHP
KINGS GRANT WATER CO
MELROSE MHP
CFPUA/MONTEREY HEIGHTS
PALMS MHP
HARMONY VILLAGE MHP
PORT O`PINES MHP
SHEARIN HILLS S/D
Industrial Monitoringi
Toxic Release Inventory (TRI)i
TRIContamination Sitesi
Contaminated sites tracked by the EPA and state agencies. Superfund sites are the most seriously contaminated locations. Brownfields are former industrial properties being cleaned up for reuse. LUST sites have confirmed leaks from underground storage tanks.