Environment
John Jay Elem School — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of John Jay Elem School in Mount Prospect, Illinois.
Latest Air Quality Index
40
Good · monitor 8.9 km away
PM2.5 annual7.3 µg/m³
Water health violations 10yr0
TRI sites within 1 mi11
Air Quality
EPA AirNow + AQS · 2024
40
AQI latest — Good
40
AQI 7-day avg
3
Days unhealthy in last 90
7.3
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
50.0
Ozone annual ppb
33.6
NO₂ annual ppb
Public Water System
MOUNT PROSPECT · PWS IL0311980
0
Health-based violations (10yr)
0
Acute violations (10yr)
41,000
Population served
72
Most recent violation type
2025-07-01
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
11
TRI sites within 1 mile
176
TRI sites within 5 miles
16.0 mi
Nearest Superfund (NPL)
TRI COUNTY LANDFILL CO WASTE MANAGEMENT OF ILLINOIS INC
4.3 mi
Nearest brownfield
DESPLAINES RAND AND PINE ROAD PROPERTY
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).