Environment
Dawson High School — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Dawson High School in Glendive, Montana.
Latest Air Quality Index
24
Good · monitor 3.6 km away
PM2.5 annual4.4 µg/m³
Water health violations 10yr0
TRI sites within 1 mi0
Air Quality
EPA AirNow + AQS · 2024
24
AQI latest — Good
24
AQI 7-day avg
3
Days unhealthy in last 90
4.4
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
Public Water System
GLENDIVE CITY OF · PWS MT0000229
0
Health-based violations (10yr)
0
Acute violations (10yr)
4,873
Population served
71
Most recent violation type
2022-07-01
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
0
TRI sites within 1 mile
1
TRI sites within 5 miles
198.5 mi
Nearest Superfund (NPL)
GILT EDGE MINE
0.5 mi
Nearest brownfield
EASTERN PLAINS EVENT CENTER
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).