Environment
Jefferson Elementary — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Jefferson Elementary in Lennox, California.
Latest Air Quality Index
56
Moderate · monitor 14.9 km away
PM2.5 annual12.6 µg/m³
TRI sites within 1 mi3
Air Quality
EPA AirNow + AQS · 2024
56
AQI latest — Moderate
56
AQI 7-day avg
3
Days unhealthy in last 90
12.6
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
48.3
Ozone annual ppb
24.3
NO₂ annual ppb
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
3
TRI sites within 1 mile
92
TRI sites within 5 miles
7.4 mi
Nearest Superfund (NPL)
MONTROSE CHEMICAL CORP
0.9 mi
Nearest brownfield
COCKATOO MIDDLE SCHOOL SITE COCKATOO APN 4047 001 001
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).