Environment
Riddle Elementary School — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Riddle Elementary School in Riddle, Oregon.
Latest Air Quality Index
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— · monitor
Water health violations 10yr0
TRI sites within 1 mi3
Air Quality
EPA AirNow + AQS · 2024
Public Water System
RIDDLE, CITY OF · PWS OR4100706
0
Health-based violations (10yr)
0
Acute violations (10yr)
1,224
Population served
27
Most recent violation type
2025-10-01
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
3
TRI sites within 1 mile
5
TRI sites within 5 miles
7.0 mi
Nearest Superfund (NPL)
FORMOSA MINE
1.9 mi
Nearest brownfield
SOUTH UMPQUA INDUSTRIAL PARK
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).