Environment
Seneca Valley HS — Environment & Air Quality
Air quality, drinking-water safety and environmental hazards within 1–5 miles of Seneca Valley HS in Harmony, Pennsylvania.
Latest Air Quality Index
38
Good · monitor 18.9 km away
PM2.5 annual7.7 µg/m³
Water health violations 10yr35
TRI sites within 1 mi0
Air Quality
EPA AirNow + AQS · 2024
38
AQI latest — Good
38
AQI 7-day avg
3
Days unhealthy in last 90
7.7
PM2.5 annual µg/m³ (EPA NAAQS limit: 9.0)
45.0
Ozone annual ppb
15.6
NO₂ annual ppb
Public Water System
HARMONY BORO WATER AUTH · PWS PA5100042
35
Health-based violations (10yr)
0
Acute violations (10yr)
6,669
Population served
38
Most recent violation type
2019-11-01
Nearby Environmental Hazards
EPA Superfund (NPL), TRI release sites, brownfields (2024)
0
TRI sites within 1 mile
19
TRI sites within 5 miles
20.2 mi
Nearest Superfund (NPL)
OHIO RIVER PARK
1.3 mi
Nearest brownfield
OLD DOG KENNEL SITE
Sources: school_air_quality + school_air_quality_daily (EPA AQS / AirNow), school_water_safety (EPA SDWIS), school_env_hazards (EPA NPL / TRI / Brownfields).