Environment
Sequoyah — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Sequoyah in Pasadena, California.
Latest Air Quality Index
56
Moderate · monitor 2.5 km away
PM2.5 annual11.8 µg/m³
Water health violations 10yr0
TRI sites within 1 mi0
Air Quality
EPA AirNow + AQS · 2024
56
AQI latest — Moderate
56
AQI 7-day avg
3
Days unhealthy in last 90
11.8
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
60.0
Ozone annual ppb
22.5
NO₂ annual ppb
Public Water System
PASADENA WATER AND POWER · PWS CA1910124
0
Health-based violations (10yr)
0
Acute violations (10yr)
164,344
Population served
—
Most recent violation type
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
0
TRI sites within 1 mile
18
TRI sites within 5 miles
3.0 mi
Nearest Superfund (NPL)
SAN GABRIEL VALLEY AREA 3
0.4 mi
Nearest brownfield
INTER MODAL
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).