Environment
Steger Intermediate Center — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Steger Intermediate Center in Steger, Illinois.
Latest Air Quality Index
43
Good · monitor 13.5 km away
PM2.5 annual7.8 µg/m³
Water health violations 10yr4
TRI sites within 1 mi2
Air Quality
EPA AirNow + AQS · 2024
43
AQI latest — Good
43
AQI 7-day avg
3
Days unhealthy in last 90
7.8
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
50.2
Ozone annual ppb
29.0
NO₂ annual ppb
Public Water System
STEGER · PWS IL0314860
4
Health-based violations (10yr)
4
Acute violations (10yr)
9,700
Population served
72
Most recent violation type
2025-07-01
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
2
TRI sites within 1 mile
35
TRI sites within 5 miles
11.2 mi
Nearest Superfund (NPL)
AMERICAN CHEMICAL SERVICE INC
0.7 mi
Nearest brownfield
3320 BUTLER
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).