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

Angwin

Napa County, California

2026-04-16 11:00

AQI (US)

Good

PM2.5

μg/m³

5.4

O3

μg/m³

37.1

PM10

μg/m³

9.9

CO

μg/m³

125.4

NO2

μg/m³

0.5

Weather

5℃

77%

7 kph

0 of 11

Historical Data

Get the App

Air Matters

Realtime broadcasting air quality information on your phone for more than 180 countries.

iPhone, iPad

Android

Cities Nearby