Caldwell air quality this morning: AQI 31, Good. PM2.5 5.6 µg/m³ and easing. Clear air today. https://canairy-aq.com/air/caldwell-id
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Air quality card for Caldwell, ID on August 15, 2026. AQI 31, Good. PM2.5 5.6 µg/m³, falling. Map of PurpleAir sensors in the Caldwell area.