Environment
Monument Peak — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Monument Peak in Big River, California.
Latest Air Quality Index
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— · monitor
Water health violations 10yr3
TRI sites within 1 mi0
Air Quality
EPA AirNow + AQS · 2024
Public Water System
Big River Development · PWS 090600226
3
Health-based violations (10yr)
0
Acute violations (10yr)
3,550
Population served
4B
Most recent violation type
2025-12-01
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
0
TRI sites within 1 mile
0
TRI sites within 5 miles
103.5 mi
Nearest Superfund (NPL)
YUMA MARINE CORPS AIR STATION
5.4 mi
Nearest brownfield
POP HARVEY
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).