Environment
TIES — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of TIES in Millis, Massachusetts.
Latest Air Quality Index
31
Good · monitor 28.6 km away
PM2.5 annual5.6 µg/m³
Water health violations 10yr0
TRI sites within 1 mi0
Air Quality
EPA AirNow + AQS · 2024
31
AQI latest — Good
31
AQI 7-day avg
1
Days unhealthy in last 90
5.6
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
47.6
Ozone annual ppb
7.1
NO₂ annual ppb
Public Water System
MILLIS WATER DEPT · PWS MA2187000
0
Health-based violations (10yr)
0
Acute violations (10yr)
9,002
Population served
03
Most recent violation type
2017-07-01
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
0
TRI sites within 1 mile
14
TRI sites within 5 miles
4.8 mi
Nearest Superfund (NPL)
BLACKBURN UNION PRIVILEGES
2.3 mi
Nearest brownfield
8 POPULATIC STREET
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).