What is the air quality trend in Seabrook?

Over the past 7 days, Seabrook had an average AQI of 84 based on station measurements. The worst day was 2026-07-17 with AQI 167.

How is Seabrook air quality measured?

Air quality in Seabrook is measured by ground-level monitoring stations that report PM2.5 and PM10 concentrations hourly. CERNS.IO aggregates readings from nearby stations and converts PM2.5 to the US EPA Air Quality Index (AQI) scale.

Air Quality History for Seabrook, United States

Name: Seabrook Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Seabrook, United States.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

167h

PM2.5 Station

167h · 2 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	52	28–74	14.4 µg/m³	24h	27
2026-07-20	67	31–82	20.1 µg/m³	24h	27
2026-07-19	61	36–89	17.7 µg/m³	24h	28
2026-07-18	130	60–159	50.6 µg/m³	24h	29
2026-07-17	167	58–230	99.6 µg/m³	24h	30
2026-07-16	63	31–174	19.4 µg/m³	24h	28
2026-07-15	52	36–83	13.2 µg/m³	23h	29

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