Air Quality
Good
Water Violations
14
Active Permits
39
Air quality in Wake County is rated good with a median AQI of 44 (273 days measured in 2025). 2 community water systems serve the area, with 14 recent violations in the last 5 years.
Air Quality — Wake 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
177Ozone Daysi
96Drinking 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
2Active Systemsi
1Recent Violationsi
14Recent Violations (Last 5 Years)
HOLLY SPRINGS, TOWN OF
Historical Violations (Over 5 Years Ago)
COUNTRY LAKE ESTATES MH S/D
Industrial Monitoringi
Wastewater & Stormwater Permits (NPDES)i
NPDES