Environment
Clopper Mill Elementary — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Clopper Mill Elementary in Germantown, Maryland.
Latest Air Quality Index
33
Good · monitor 14.3 km away
PM2.5 annual5.9 µg/m³
Water health violations 10yr1
TRI sites within 1 mi0
Air Quality
EPA AirNow + AQS · 2024
33
AQI latest — Good
33
AQI 7-day avg
3
Days unhealthy in last 90
5.9
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
49.2
Ozone annual ppb
13.4
NO₂ annual ppb
Public Water System
BRETTON WOODS RECREATION CENTER · PWS MD1150003
1
Health-based violations (10yr)
0
Acute violations (10yr)
100
Population served
2E (health-based)
Most recent violation type
2024-10-17
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
0
TRI sites within 1 mile
11
TRI sites within 5 miles
11.2 mi
Nearest Superfund (NPL)
HIDDEN LANE LANDFILL
13.8 mi
Nearest brownfield
HERNDON WASTEWATER TREATMENT FACILITY BFP 025
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).