Environment
Dwight High School — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Dwight High School in Dwight, Illinois.
Latest Air Quality Index
38
Good · monitor 24.8 km away
PM2.5 annual6.9 µg/m³
Water health violations 10yr7
TRI sites within 1 mi0
Air Quality
EPA AirNow + AQS · 2024
38
AQI latest — Good
38
AQI 7-day avg
3
Days unhealthy in last 90
6.9
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
46.6
Ozone annual ppb
Public Water System
DWIGHT · PWS IL1050250
7
Health-based violations (10yr)
0
Acute violations (10yr)
4,400
Population served
04
Most recent violation type
2023-07-01
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
0
TRI sites within 1 mile
1
TRI sites within 5 miles
24.5 mi
Nearest Superfund (NPL)
JOLIET ARMY AMMUNITION PLANT MANUFACTURING AREA
20.8 mi
Nearest brownfield
KNOEDLER MANUFACTURING
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).