Environment
Webster Elementary — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Webster Elementary in Watertown, Wisconsin.
Latest Air Quality Index
27
Good · monitor 32.2 km away
PM2.5 annual4.9 µg/m³
Water health violations 10yr0
TRI sites within 1 mi11
Air Quality
EPA AirNow + AQS · 2024
27
AQI latest — Good
27
AQI 7-day avg
0
Days unhealthy in last 90
4.9
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
47.1
Ozone annual ppb
Public Water System
WATERTOWN WATERWORKS · PWS WI1280044
0
Health-based violations (10yr)
0
Acute violations (10yr)
23,945
Population served
27
Most recent violation type
2024-01-01
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
11
TRI sites within 1 mile
19
TRI sites within 5 miles
9.9 mi
Nearest Superfund (NPL)
OCONOMOWOC ELECTROPLATING CO INC
0.6 mi
Nearest brownfield
905 E MAIN
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).