Environment
Ripon High — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Ripon High in Ripon, California.
Latest Air Quality Index
46
Good · monitor 11.9 km away
PM2.5 annual8.2 µg/m³
Water health violations 10yr0
TRI sites within 1 mi3
Air Quality
EPA AirNow + AQS · 2024
46
AQI latest — Good
46
AQI 7-day avg
3
Days unhealthy in last 90
8.2
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
48.4
Ozone annual ppb
15.4
NO₂ annual ppb
Public Water System
RIPON, CITY OF · PWS CA3910007
0
Health-based violations (10yr)
0
Acute violations (10yr)
15,741
Population served
—
Most recent violation type
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
3
TRI sites within 1 mile
8
TRI sites within 5 miles
9.2 mi
Nearest Superfund (NPL)
MODESTO GROUND WATER CONTAMINATION
14.7 mi
Nearest brownfield
PROPOSED CHARTER HIGH SCHOOL
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).