Environment
Dennett Elementary — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Dennett Elementary in Plympton, Massachusetts.
Latest Air Quality Index
31
Good · monitor 20.5 km away
PM2.5 annual5.6 µg/m³
Water health violations 10yr0
TRI sites within 1 mi0
Air Quality
EPA AirNow + AQS · 2024
31
AQI latest — Good
31
AQI 7-day avg
1
Days unhealthy in last 90
5.6
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
46.7
Ozone annual ppb
Public Water System
SYSCO BOSTON, LLC · PWS MA4240005
0
Health-based violations (10yr)
0
Acute violations (10yr)
350
Population served
4B
Most recent violation type
2022-10-11
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
0
TRI sites within 1 mile
4
TRI sites within 5 miles
14.4 mi
Nearest Superfund (NPL)
SOUTH WEYMOUTH NAVAL AIR STATION
3.2 mi
Nearest brownfield
WHITWORTH PROPERTY
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).