Environment
Halecrest Elementary — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Halecrest Elementary in Chula Vista, California.
Latest Air Quality Index
53
Moderate · monitor 1.4 km away
PM2.5 annual9.9 µg/m³
Water health violations 10yr0
TRI sites within 1 mi0
Air Quality
EPA AirNow + AQS · 2024
53
AQI latest — Moderate
53
AQI 7-day avg
1
Days unhealthy in last 90
9.9
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
48.4
Ozone annual ppb
17.0
NO₂ annual ppb
Public Water System
SWEETWATER AUTHORITY · PWS CA3710025
0
Health-based violations (10yr)
0
Acute violations (10yr)
191,282
Population served
—
Most recent violation type
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
0
TRI sites within 1 mile
17
TRI sites within 5 miles
49.5 mi
Nearest Superfund (NPL)
CAMP PENDLETON MARINE CORPS BASE
3.1 mi
Nearest brownfield
DAVIES PROPERTY
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).