Frederick Co. Public School Maint. Dept., Winchester, USA

Monitoring Station · Martinsburg, United States
19
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
25 4pm
19
25
25 7pm
25
25
25 10pm
25
25
37 1am
37
50
50 4am
75
—
— 7am
—
—
— 10am
—
—
— 1pm
—
—

Air Quality Trend (24h)

View city history →

Nearby Monitoring Stations

25
Frederick Co. Public School Maint. Dept., Winchester, USA
0.0 km
22
Frederick Co. Public School Maint. Dept., Winchester, USA
0.0 km
18
Frederick Co. Public School Maint. Dept., Winchester, USA
0.0 km

Nearby Cities

10 Martinsburg 18 Front Royal 24 Leesburg 10 Hagerstown 16 Ballenger Creek 24 Ashburn 9 Frederick 24 South Riding 24 Sterling

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-11T19:23 UTC.