Environment
North Chevy Chase Elementary — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of North Chevy Chase Elementary in Chevy Chase, Maryland.
Latest Air Quality Index
38
Good · monitor 10.0 km away
PM2.5 annual6.4 µg/m³
TRI sites within 1 mi0
Air Quality
EPA AirNow + AQS · 2024
38
AQI latest — Good
38
AQI 7-day avg
3
Days unhealthy in last 90
6.4
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
50.1
Ozone annual ppb
16.3
NO₂ annual ppb
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
0
TRI sites within 1 mile
4
TRI sites within 5 miles
9.7 mi
Nearest Superfund (NPL)
WASHINGTON NAVY YARD
1.2 mi
Nearest brownfield
NATIONAL PARK SEMINARY HISTORY DISTRICT
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).