Environment
Troy High School — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Troy High School in Troy, Montana.
Latest Air Quality Index
54
Moderate · monitor 26.6 km away
PM2.5 annual10.7 µg/m³
Water health violations 10yr0
TRI sites within 1 mi0
Air Quality
EPA AirNow + AQS · 2024
54
AQI latest — Moderate
54
AQI 7-day avg
3
Days unhealthy in last 90
10.7
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
Public Water System
TROY CITY OF · PWS MT0000348
0
Health-based violations (10yr)
0
Acute violations (10yr)
2,100
Population served
—
Most recent violation type
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
0
TRI sites within 1 mile
0
TRI sites within 5 miles
16.7 mi
Nearest Superfund (NPL)
LIBBY ASBESTOS SITE
16.4 mi
Nearest brownfield
JAYCEE CLUBHOUSE
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).