Environment
Muraco Elementary — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Muraco Elementary in Winchester, Massachusetts.
Latest Air Quality Index
34
Good · monitor 12.1 km away
PM2.5 annual6.1 µg/m³
Water health violations 10yr0
TRI sites within 1 mi8
Air Quality
EPA AirNow + AQS · 2024
34
AQI latest — Good
34
AQI 7-day avg
3
Days unhealthy in last 90
6.1
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
45.3
Ozone annual ppb
19.7
NO₂ annual ppb
Public Water System
WINCHESTER WATER DEPT · PWS MA3344000
0
Health-based violations (10yr)
0
Acute violations (10yr)
22,970
Population served
—
Most recent violation type
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
8
TRI sites within 1 mile
78
TRI sites within 5 miles
2.2 mi
Nearest Superfund (NPL)
WELLS G H
1.1 mi
Nearest brownfield
WOBURN LOOP
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).