Environment
Columbia Elementary School — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Columbia Elementary School in Mount Vernon, Ohio.
Latest Air Quality Index
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— · monitor
Water health violations 10yr0
TRI sites within 1 mi3
Air Quality
EPA AirNow + AQS · 2024
48.1
Ozone annual ppb
Public Water System
MOUNT VERNON CITY PWS · PWS OH4200812
0
Health-based violations (10yr)
0
Acute violations (10yr)
16,990
Population served
72
Most recent violation type
2025-12-11
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
3
TRI sites within 1 mile
9
TRI sites within 5 miles
34.1 mi
Nearest Superfund (NPL)
AIR FORCE PLANT 85
15.9 mi
Nearest brownfield
FORMER HIGH SCHOOL AND PARKING LOT
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).