What is the air quality trend in Marana?

Over the past 14 days, Marana had an average AQI of 53 based on station measurements. The worst day was 2026-07-16 with AQI 111.

How is Marana air quality measured?

Air quality in Marana 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 Marana, United States

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

315h

PM2.5 Station

315h · 3 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-21	49	20–68	12.8 µg/m³	18h	4
2026-07-20	50	11–88	13.9 µg/m³	22h	4
2026-07-19	59	18–158	17.7 µg/m³	22h	4
2026-07-18	70	20–164	23.6 µg/m³	21h	4
2026-07-17	83	6–266	43.2 µg/m³	24h	4
2026-07-16	111	28–212	54.7 µg/m³	24h	4
2026-07-15	42	22–64	10.3 µg/m³	24h	4
2026-07-14	37	12–55	9.0 µg/m³	21h	3
2026-07-13	38	12–58	9.2 µg/m³	24h	4
2026-07-12	38	18–61	9.2 µg/m³	23h	3
2026-07-11	48	14–367	22.6 µg/m³	22h	3
2026-07-10	45	27–72	11.1 µg/m³	23h	4
2026-07-09	43	23–59	10.6 µg/m³	23h	5
2026-07-08	34	12–62	8.2 µg/m³	24h	5

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