Environment
Randolph High — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Randolph High in Randolph, Massachusetts.
Latest Air Quality Index
29
Good · monitor 11.1 km away
PM2.5 annual5.1 µg/m³
Water health violations 10yr0
TRI sites within 1 mi3
Air Quality
EPA AirNow + AQS · 2024
29
AQI latest — Good
29
AQI 7-day avg
0
Days unhealthy in last 90
5.1
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
47.6
Ozone annual ppb
7.1
NO₂ annual ppb
Public Water System
RANDOLPH/HOLBROOK JOINT WATER BOARD · PWS MA4244001
0
Health-based violations (10yr)
0
Acute violations (10yr)
45,767
Population served
38
Most recent violation type
2021-03-01
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
3
TRI sites within 1 mile
48
TRI sites within 5 miles
1.2 mi
Nearest Superfund (NPL)
BAIRD MCGUIRE
0.2 mi
Nearest brownfield
40 50 WARREN STREET
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).