Environment
Warner Elementary School — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Warner Elementary School in Wilmington, Delaware.
Latest Air Quality Index
40
Good · monitor 2.3 km away
PM2.5 annual5.9 µg/m³
Water health violations 10yr2
TRI sites within 1 mi3
Air Quality
EPA AirNow + AQS · 2024
40
AQI latest — Good
40
AQI 7-day avg
0
Days unhealthy in last 90
5.9
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
43.3
Ozone annual ppb
20.1
NO₂ annual ppb
Public Water System
WILMINGTON WATER DEPARTMENT · PWS DE0000663
2
Health-based violations (10yr)
0
Acute violations (10yr)
107,976
Population served
3A
Most recent violation type
2023-08-01
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
3
TRI sites within 1 mile
38
TRI sites within 5 miles
2.8 mi
Nearest Superfund (NPL)
HALBY CHEMICAL CO
0.6 mi
Nearest brownfield
1908 NORTH MARKET STREET BELL FUNERAL HOME SITE
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).