Environment
Williamstown Elementary — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Williamstown Elementary in Williamstown, Massachusetts.
Latest Air Quality Index
32
Good · monitor 7.3 km away
PM2.5 annual5.8 µg/m³
Water health violations 10yr0
TRI sites within 1 mi2
Air Quality
EPA AirNow + AQS · 2024
32
AQI latest — Good
32
AQI 7-day avg
3
Days unhealthy in last 90
5.8
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
43.8
Ozone annual ppb
11.6
NO₂ annual ppb
Public Water System
WILLIAMSTOWN WATER DEPT · PWS MA1341000
0
Health-based violations (10yr)
0
Acute violations (10yr)
7,326
Population served
—
Most recent violation type
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
2
TRI sites within 1 mile
4
TRI sites within 5 miles
6.6 mi
Nearest Superfund (NPL)
POWNAL TANNERY
0.4 mi
Nearest brownfield
330 COLE AVENUE
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).