Environment
Diamond Valley Elementary — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Diamond Valley Elementary in Markleeville, California.
Latest Air Quality Index
27
Good · monitor 16.0 km away
PM2.5 annual4.8 µg/m³
Water health violations 10yr0
TRI sites within 1 mi0
Air Quality
EPA AirNow + AQS · 2024
27
AQI latest — Good
27
AQI 7-day avg
3
Days unhealthy in last 90
4.8
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
56.7
Ozone annual ppb
Public Water System
MARKLEEVILLE WATER CO. · PWS CA0202504
0
Health-based violations (10yr)
0
Acute violations (10yr)
175
Population served
52
Most recent violation type
2017-10-01
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
0
TRI sites within 1 mile
0
TRI sites within 5 miles
9.3 mi
Nearest Superfund (NPL)
LEVIATHAN MINE
9.7 mi
Nearest brownfield
WASHOE TRIBE PAGODA BUILDING
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).