Environment
Monroe Elementary — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Monroe Elementary in Monrovia, California.
Latest Air Quality Index
56
Moderate · monitor 11.0 km away
PM2.5 annual11.8 µg/m³
Water health violations 10yr0
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
11.8
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
60.0
Ozone annual ppb
22.5
NO₂ annual ppb
Public Water System
MONROVIA-CITY, WATER DEPT. · PWS CA1910090
0
Health-based violations (10yr)
0
Acute violations (10yr)
37,931
Population served
03
Most recent violation type
2023-05-01
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
3
TRI sites within 1 mile
61
TRI sites within 5 miles
1.5 mi
Nearest Superfund (NPL)
SAN GABRIEL VALLEY AREA 1
2.8 mi
Nearest brownfield
FORMER LERNER S SERVICE STATION
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).