Environment
Arthur D Healey — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Arthur D Healey in Somerville, Massachusetts.
Latest Air Quality Index
33
Good · monitor 5.4 km away
PM2.5 annual6.0 µg/m³
Water health violations 10yr1
TRI sites within 1 mi4
Air Quality
EPA AirNow + AQS · 2024
33
AQI latest — Good
33
AQI 7-day avg
0
Days unhealthy in last 90
6.0
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
36.9
Ozone annual ppb
19.7
NO₂ annual ppb
Public Water System
SOMERVILLE WATER DEPT. (MWRA) · PWS MA3274000
1
Health-based violations (10yr)
0
Acute violations (10yr)
81,045
Population served
52
Most recent violation type
2020-01-01
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
4
TRI sites within 1 mile
115
TRI sites within 5 miles
7.0 mi
Nearest Superfund (NPL)
WELLS G H
0.3 mi
Nearest brownfield
FORMER ST POLYCARP PROPERTY
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).