Air Quality
Good
Water Violations
10
Air quality in Lehigh County is rated good with a median AQI of 42 (208 days measured in 2025). 1 community water system serve the area, with 10 recent violations in the last 5 years. 1 EV charging station are available in the area.
Air Quality — Lehigh 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
94Ozone Daysi
114Drinking 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
1Active Systemsi
20Recent Violationsi
10Recent Violations (Last 5 Years)
EMMAUS BOROUGH PUBLIC WATER
EV Charging & Alternative Fuel Stationsi
AFDC