Merrimac Real-time Air Quality Index (AQI) & Pollen Report - Air Matters

Merrimac

Essex County, Massachusetts

2026-05-18 07:00

AQI (US)

Moderate

Pollutants|Pollens

PM2.5

μg/m³

9.2

Weather

14℃

86%

2 kph

0 of 11

Historical Data

Data Sources

http://www.airnow.gov/

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