Environment
Great Plain School — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Great Plain School in Danbury, Connecticut.
Latest Air Quality Index
34
Good · monitor 2.5 km away
PM2.5 annual6.7 µg/m³
Water health violations 10yr4
TRI sites within 1 mi4
Air Quality
EPA AirNow + AQS · 2024
34
AQI latest — Good
34
AQI 7-day avg
0
Days unhealthy in last 90
6.7
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
50.6
Ozone annual ppb
Public Water System
DANBURY WATER DEPARTMENT · PWS CT0340011
4
Health-based violations (10yr)
4
Acute violations (10yr)
62,055
Population served
27
Most recent violation type
2021-10-01
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
4
TRI sites within 1 mile
44
TRI sites within 5 miles
8.7 mi
Nearest Superfund (NPL)
BREWSTER WELL FIELD
1.7 mi
Nearest brownfield
13 BARNUM COURT
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).