Environment
HGA Elementary — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of HGA Elementary in SAINT PAUL, Minnesota.
Latest Air Quality Index
41
Good · monitor 4.8 km away
PM2.5 annual7.4 µg/m³
TRI sites within 1 mi4
Air Quality
EPA AirNow + AQS · 2024
41
AQI latest — Good
41
AQI 7-day avg
0
Days unhealthy in last 90
7.4
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
39.1
Ozone annual ppb
18.4
NO₂ annual ppb
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
4
TRI sites within 1 mile
112
TRI sites within 5 miles
1.6 mi
Nearest Superfund (NPL)
KOPPERS COKE
0.5 mi
Nearest brownfield
MIDWAY CHEV 1389 UNIVERSITY
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).