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

Newcastle

Placer County, California

2025-12-13 22:00

AQI (US)

Good

PM2.5

μg/m³

6

Weather

16℃

56%

2 kph

0 of 11

Historical Data

Data Sources

http://www.airnow.gov/

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