Environment
Walla Walla Online — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Walla Walla Online in Walla Walla, Washington.
Latest Air Quality Index
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— · monitor
Water health violations 10yr72
TRI sites within 1 mi0
Air Quality
EPA AirNow + AQS · 2024
48.1
Ozone annual ppb
Public Water System
WALLA WALLA WATER DIVISION · PWS WA5392500
72
Health-based violations (10yr)
0
Acute violations (10yr)
42,959
Population served
03
Most recent violation type
2023-01-01
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
0
TRI sites within 1 mile
7
TRI sites within 5 miles
37.5 mi
Nearest Superfund (NPL)
PASCO SANITARY LANDFILL
1.6 mi
Nearest brownfield
PORT OF WALLA WALLA OLD AIRPORT TERMINAL
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).