Environment
Marshall High — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Marshall High in Marshall, Wisconsin.
Latest Air Quality Index
33
Good · monitor 23.9 km away
PM2.5 annual5.7 µg/m³
Water health violations 10yr6
TRI sites within 1 mi0
Air Quality
EPA AirNow + AQS · 2024
33
AQI latest — Good
33
AQI 7-day avg
1
Days unhealthy in last 90
5.7
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
46.3
Ozone annual ppb
Public Water System
MARSHALL WATERWORKS · PWS WI1130237
6
Health-based violations (10yr)
0
Acute violations (10yr)
3,862
Population served
02 (health-based)
Most recent violation type
2017-10-01
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
0
TRI sites within 1 mile
5
TRI sites within 5 miles
16.3 mi
Nearest Superfund (NPL)
MADISON METROPOLITAN SEWERAGE DISTRICT LAGOONS
5.2 mi
Nearest brownfield
GAUTHIER PROPERTY
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).