Environment
Echo Glen School — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Echo Glen School in SNOQUALMIE, Washington.
Latest Air Quality Index
38
Good · monitor 28.4 km away
PM2.5 annual6.9 µg/m³
Water health violations 10yr0
TRI sites within 1 mi0
Air Quality
EPA AirNow + AQS · 2024
38
AQI latest — Good
38
AQI 7-day avg
3
Days unhealthy in last 90
6.9
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
39.4
Ozone annual ppb
19.8
NO₂ annual ppb
Public Water System
SNOQUALMIE CASINO · PWS 105300151
0
Health-based violations (10yr)
0
Acute violations (10yr)
3,000
Population served
27
Most recent violation type
2024-12-01
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
0
TRI sites within 1 mile
3
TRI sites within 5 miles
8.1 mi
Nearest Superfund (NPL)
QUEEN CITY FARMS
3.2 mi
Nearest brownfield
4400 PRESTON FALL CITY ROAD SE
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).