Environment
Winston School — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Winston School in Del Mar, California.
Latest Air Quality Index
43
Good · monitor 17.3 km away
PM2.5 annual7.8 µg/m³
Water health violations 10yr0
TRI sites within 1 mi0
Air Quality
EPA AirNow + AQS · 2024
43
AQI latest — Good
43
AQI 7-day avg
1
Days unhealthy in last 90
7.8
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
51.1
Ozone annual ppb
21.9
NO₂ annual ppb
Public Water System
DEL MAR, CITY OF · PWS CA3710004
0
Health-based violations (10yr)
0
Acute violations (10yr)
3,919
Population served
3A
Most recent violation type
2022-05-01
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
0
TRI sites within 1 mile
19
TRI sites within 5 miles
24.9 mi
Nearest Superfund (NPL)
CAMP PENDLETON MARINE CORPS BASE
11.4 mi
Nearest brownfield
317 153 24 25 26 AND 27
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).