Environment
Douglas Middle School - 01 — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Douglas Middle School - 01 in Box Elder, South Dakota.
Latest Air Quality Index
39
Good · monitor 17.9 km away
PM2.5 annual7.0 µg/m³
Water health violations 10yr25
TRI sites within 1 mi1
Air Quality
EPA AirNow + AQS · 2024
39
AQI latest — Good
39
AQI 7-day avg
3
Days unhealthy in last 90
7.0
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
56.8
Ozone annual ppb
10.9
NO₂ annual ppb
Public Water System
BOX ELDER · PWS SD4600046
25
Health-based violations (10yr)
0
Acute violations (10yr)
14,000
Population served
02 (health-based)
Most recent violation type
2025-07-01
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
1
TRI sites within 1 mile
2
TRI sites within 5 miles
1.8 mi
Nearest Superfund (NPL)
ELLSWORTH AIR FORCE BASE
8.3 mi
Nearest brownfield
TRAFFIC OPERATION BUILDING
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).