Environment
Robert R. Gray Elementary — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Robert R. Gray Elementary in Capital Heights, Maryland.
Latest Air Quality Index
32
Good · monitor 3.1 km away
PM2.5 annual5.7 µg/m³
TRI sites within 1 mi3
Air Quality
EPA AirNow + AQS · 2024
32
AQI latest — Good
32
AQI 7-day avg
3
Days unhealthy in last 90
5.7
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
44.9
Ozone annual ppb
26.0
NO₂ annual ppb
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
3
TRI sites within 1 mile
23
TRI sites within 5 miles
4.2 mi
Nearest Superfund (NPL)
WASHINGTON NAVY YARD
0.7 mi
Nearest brownfield
5201 HAYES STREET PROPERTY
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).