What is the air quality trend in Blaine?

Over the past 8 days, Blaine had an average AQI of 89 based on station measurements. The worst day was 2026-07-16 with AQI 258.

How is Blaine air quality measured?

Air quality in Blaine 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 Blaine, United States

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

166h

PM2.5 Station

166h · 3 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	43	14–60	10.8 µg/m³	5h	15
2026-07-21	59	31–72	16.3 µg/m³	24h	16
2026-07-20	69	23–109	21.6 µg/m³	24h	15
2026-07-19	92	56–137	31.4 µg/m³	24h	16
2026-07-18	60	25–78	16.7 µg/m³	24h	16
2026-07-17	74	48–123	22.7 µg/m³	24h	17
2026-07-16	258	157–339	204.3 µg/m³	23h	16
2026-07-15	59	36–153	17.0 µg/m³	18h	7

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