May Library Air Quality
Monitoring Station
· Greenwood Village, United States
21
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
18
9pm
18
18
18
12am
18
18
20
3am
20
27
27
6am
20
20
18
9am
18
18
—
12pm
—
—
—
3pm
—
—
—
6pm
—
—
CAMS model
adj -7
25
25
25
25
25
25
27
27
34
34
27
27
25
25
25
Air Quality Forecast (24h)
PM2.55.0 µg/m³
✓ WHO
Good
Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-05-29T00:23 UTC.