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

Angwin

Napa County, California

2026-04-16 15:00

AQI (US)

Good

PM2.5

μg/m³

5.3

PM10

μg/m³

9.9

O3

μg/m³

13.1

NO2

μg/m³

5.1

CO

μg/m³

134.2

Weather

7℃

56%

9 kph

0 of 11

Historical Data

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