Air Qualityi
Water Systemsi
Water Violationsi
143Air Quality — Smith 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
0Ozone Daysi
235Drinking Wateri
SDWISPublic water systems registered to serve this area. Community systems (CWS) provide water to residents year-round. Transient systems serve places like gas stations or restaurants. Violations indicate a system failed to meet federal drinking water standards.
Community Systemsi
27Active Systemsi
20Recent Violationsi
143Recent Violations (Last 5 Years)
ROYAL COMMUNITY AND RV PARK
CITY OF TYLER
EAST TEXAS MUD OF SMITH COUNTY
JACKSON WSC
SAND FLAT WSC
BIG EDDY
HEIGHTS WATER
SOUTHERN UTILITIES
SHADY ACRES
Historical Violations (Over 5 Years Ago)