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  4. Costilla County

Costilla County

Colorado

2026-08-10 11:00
AQI (US)
Moderate
Pollutants
PM2.5
μg/m³
10.2
PM10
μg/m³
14.2
Weather
  • ℃
  • ℉
17℃
41%
9 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • PM2.5
  • PM10
Places included
San Luis
AQI 50

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Cities Nearby

San Luis
AQI 50
Sanford
AQI 73
La Jara
AQI 73
Alamosa
AQI 73
Questa
AQI 69
Taos Ski Valley
AQI 86
Hooper
AQI 63
Monte Vista
AQI 73
Eagle Nest
AQI 69
Aguilar
AQI 54
Taos Pueblo
AQI 86