Air Qualityi
Water Systemsi
Water Compliancei
CleanAir Quality — Clark 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
152Ozone Daysi
119Drinking 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
0Active Systemsi
0Recent Violationsi
0Cleanup Sites (Brownfields)i
EPA BrownfieldsFormer industrial or commercial properties where contamination has been found. "Remedy Complete" means cleanup is finished. "Construction Complete" means cleanup infrastructure is built but monitoring continues. "In Progress" means the site is still being investigated or cleaned up.
Superfund Sitesi
EPA SuperfundSuperfund sites are the nation's most seriously contaminated locations. They are placed on the National Priorities List (NPL) and receive long-term federal cleanup funding. Most communities have none.
Donnelsville Contaminated Aquifer
NPL Site