What is the air quality trend in Brookhaven-Amesbury?

Over the past 15 days, Brookhaven-Amesbury had an average AQI of 39 based on station measurements. The worst day was 2026-10-13 with AQI 71.

How is Brookhaven-Amesbury air quality measured?

Air quality in Brookhaven-Amesbury 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 Brookhaven-Amesbury, Canada

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

Historical PM2.5 and AQI trend from monitoring stations near Brookhaven-Amesbury, Canada.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

336h

PM2.5 Station

336h · 3 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-10-21	12	5–22	3.0 µg/m³	3.4	4h	3
2026-10-20	28	4–89	8.1 µg/m³	9.4	24h	2
2026-10-19	62	3–157	21.2 µg/m³	24.9	24h	2
2026-10-18	12	1–97	3.3 µg/m³	3.9	24h	2
2026-10-17	51	4–160	17.4 µg/m³	23.4	24h	2
2026-10-16	56	5–176	19.4 µg/m³	22.5	24h	2
2026-10-15	60	2–144	20.1 µg/m³	23.9	24h	2
2026-10-14	39	1–103	11.9 µg/m³	16.9	24h	3
2026-10-13	71	27–160	23.6 µg/m³	26.4	24h	3
2026-10-12	57	13–134	17.4 µg/m³	20.1	24h	3
2026-10-11	24	8–52	5.8 µg/m³	6.0	24h	2
2026-10-10	15	1–80	4.0 µg/m³	4.2	24h	1
2026-10-09	66	6–159	23.3 µg/m³	26.2	24h	2
2026-10-08	20	1–103	5.7 µg/m³	6.5	24h	2
2026-10-07	17	3–60	4.2 µg/m³	4.5	20h	2

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