Environment
Hereford Middle — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Hereford Middle in Monkton, Maryland.
Latest Air Quality Index
37
Good · monitor 12.6 km away
PM2.5 annual6.6 µg/m³
Water health violations 10yr0
TRI sites within 1 mi0
Air Quality
EPA AirNow + AQS · 2024
37
AQI latest — Good
37
AQI 7-day avg
0
Days unhealthy in last 90
6.6
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
51.5
Ozone annual ppb
25.1
NO₂ annual ppb
Public Water System
ST. JAMES ACADEMY · PWS MD1030034
0
Health-based violations (10yr)
0
Acute violations (10yr)
355
Population served
52
Most recent violation type
2018-10-01
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
0
TRI sites within 1 mile
1
TRI sites within 5 miles
19.3 mi
Nearest Superfund (NPL)
OLD CITY OF YORK LANDFILL
11.2 mi
Nearest brownfield
CASTLE FARMS
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).