Environment
Tri-City Elem School — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Tri-City Elem School in Buffalo, Illinois.
Latest Air Quality Index
39
Good · monitor 19.8 km away
PM2.5 annual7.0 µg/m³
Water health violations 10yr0
TRI sites within 1 mi0
Air Quality
EPA AirNow + AQS · 2024
39
AQI latest — Good
39
AQI 7-day avg
3
Days unhealthy in last 90
7.0
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
46.8
Ozone annual ppb
Public Water System
MECHANICSBURG-BUFFALO WATER COMMISSION · PWS IL1675150
0
Health-based violations (10yr)
0
Acute violations (10yr)
1,170
Population served
52
Most recent violation type
2025-10-01
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
0
TRI sites within 1 mile
0
TRI sites within 5 miles
22.2 mi
Nearest Superfund (NPL)
CENTRAL ILLINOIS PUBLIC SERVICE CO
10.8 mi
Nearest brownfield
ALCOA
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).