Environment
Williams Elementary — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Williams Elementary in Swannanoa, North Carolina.
Latest Air Quality Index
34
Good · monitor 16.4 km away
PM2.5 annual6.5 µg/m³
TRI sites within 1 mi1
Air Quality
EPA AirNow + AQS · 2024
34
AQI latest — Good
34
AQI 7-day avg
3
Days unhealthy in last 90
6.5
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
46.9
Ozone annual ppb
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
1
TRI sites within 1 mile
9
TRI sites within 5 miles
2.3 mi
Nearest Superfund (NPL)
CHEMTRONICS INC
0.4 mi
Nearest brownfield
SWANNANOA VALLEY
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).