Environment
Steeleville High School — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Steeleville High School in Steeleville, Illinois.
Latest Air Quality Index
35
Good · monitor 22.5 km away
PM2.5 annual6.4 µg/m³
Water health violations 10yr23
TRI sites within 1 mi1
Air Quality
EPA AirNow + AQS · 2024
35
AQI latest — Good
35
AQI 7-day avg
3
Days unhealthy in last 90
6.4
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
47.5
Ozone annual ppb
Public Water System
STEELEVILLE · PWS IL1570650
23
Health-based violations (10yr)
0
Acute violations (10yr)
1,960
Population served
75
Most recent violation type
2025-11-19
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
1
TRI sites within 1 mile
1
TRI sites within 5 miles
41.1 mi
Nearest Superfund (NPL)
SANGAMO ELECTRIC DUMP CRAB ORCHARD NATIONAL WILDLIFE REFUGE USDOI
21.7 mi
Nearest brownfield
CO OP SERVICE CENTER
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).