Environment
Longfellow Elementary — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Longfellow Elementary in Milwaukee, Wisconsin.
Latest Air Quality Index
42
Good · monitor 0.6 km away
PM2.5 annual6.8 µg/m³
Water health violations 10yr0
TRI sites within 1 mi17
Air Quality
EPA AirNow + AQS · 2024
42
AQI latest — Good
42
AQI 7-day avg
3
Days unhealthy in last 90
6.8
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
44.6
Ozone annual ppb
11.9
NO₂ annual ppb
Public Water System
MILWAUKEE WATERWORKS · PWS WI2410100
0
Health-based violations (10yr)
0
Acute violations (10yr)
626,000
Population served
—
Most recent violation type
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
17
TRI sites within 1 mile
139
TRI sites within 5 miles
10.7 mi
Nearest Superfund (NPL)
WASTE MANAGEMENT OF WISCONSIN INC BROOKFIELD SANITARY LANDFILL
0.6 mi
Nearest brownfield
400 S LAYTON BLVD
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).