Environment
Saint Helena Opportunities Program — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Saint Helena Opportunities Program in St. Helena, California.
Latest Air Quality Index
19
Good · monitor 32.2 km away
Water health violations 10yr0
TRI sites within 1 mi1
Air Quality
EPA AirNow + AQS · 2024
19
AQI latest — Good
19
AQI 7-day avg
1
Days unhealthy in last 90
Public Water System
PHELPS VINEYARDS · PWS CA2800609
0
Health-based violations (10yr)
0
Acute violations (10yr)
19,412
Population served
71
Most recent violation type
2020-07-01
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
1
TRI sites within 1 mile
5
TRI sites within 5 miles
33.5 mi
Nearest Superfund (NPL)
TRAVIS AIR FORCE BASE
13.8 mi
Nearest brownfield
SANTA ROSA CITY HALL
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).