What is the air quality trend in Saginaw?

Over the past 8 days, Saginaw had an average AQI of 77 based on station measurements. The worst day was 2026-07-17 with AQI 144.

How is Saginaw air quality measured?

Air quality in Saginaw 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 Saginaw, United States

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

153h

PM2.5 Station

153h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	54	29–123	15.3 µg/m³	16h	2
2026-07-20	68	11–155	20.8 µg/m³	23h	2
2026-07-19	59	15–149	17.9 µg/m³	22h	2
2026-07-18	104	18–185	43.2 µg/m³	22h	2
2026-07-17	144	34–226	81.2 µg/m³	24h	2
2026-07-16	126	39–360	71.7 µg/m³	23h	2
2026-07-15	43	25–67	10.8 µg/m³	22h	3
2026-07-14	18	18–18	4.4 µg/m³	1h	2

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