Angwin Real-time Air Quality Index (AQI) & Pollution Report - Air Matters

Angwin

Napa County, California

2026-04-16 06:00

AQI (US)

Good

O3

μg/m³

49.5

PM2.5

μg/m³

3.6

PM10

μg/m³

9.9

CO

μg/m³

125.5

NO2

μg/m³

1.1

Weather

9℃

69%

8 kph

0 of 11

Historical Data

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