Arapahoe Community College Air Quality

Monitoring Station · Littleton, United States
42
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
55 5pm
46
42
55 8pm
55
55
55 11pm
55
55
55 2am
55
55
55 5am
57
57
— 8am
—
—
— 11am
—
—
— 2pm
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Station readings
46
42
CAMS model adj +30
25
25
25
25
25
25
25
25
25
25
25
25
25
27
27

Air Quality Forecast (24h)

PM2.510.0 µg/m³ ✓ WHO
Good
PM1036.0 µg/m³
Good
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Nearby Monitoring Stations

62
Runyon Elementary School
2.8 km PM2.5: 17.5 µg/m³
61
South Bannock Street
2.9 km PM2.5: 16.9 µg/m³
62
Broken Tee Golf Course
4.3 km PM2.5: 17.2 µg/m³
59
Sheridan Library
4.4 km PM2.5: 16.1 µg/m³
61
Sheridan Square Park
5.0 km PM2.5: 16.9 µg/m³
59
Cushing Park
6.5 km PM2.5: 15.9 µg/m³
64
Northwest Greenbelt
7.3 km PM2.5: 18.3 µg/m³
28
Dunston Middle School
13.4 km PM2.5: 6.6 µg/m³

Nearby Cities

53 Littleton 57 Columbine 60 Southglenn 60 Greenwood Village 60 Highlands Ranch 57 Ken Caryl 56 Dakota Ridge 60 Castlewood 60 Centennial

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-07-21T20:53 UTC.