What is the air quality trend in Clearfield?

Over the past 15 days, Clearfield had an average AQI of 50 based on station measurements. The worst day was 2026-06-03 with AQI 66.

How is Clearfield air quality measured?

Air quality in Clearfield 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 Clearfield, United States

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

313h

PM2.5 Station

313h · 6 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-13	49	49–49	11.8 µg/m³	1h	6
2026-06-12	43	12–64	10.6 µg/m³	24h	5
2026-06-11	48	5–199	16.9 µg/m³	20h	4
2026-06-10	46	11–78	11.8 µg/m³	21h	4
2026-06-09	40	26–54	9.7 µg/m³	23h	5
2026-06-08	42	25–76	10.5 µg/m³	21h	4
2026-06-07	49	30–62	12.2 µg/m³	22h	5
2026-06-06	51	33–75	12.8 µg/m³	24h	5
2026-06-05	50	18–91	13.3 µg/m³	24h	4
2026-06-04	50	25–97	13.0 µg/m³	22h	3
2026-06-03	66	25–252	24.3 µg/m³	23h	4
2026-06-02	50	32–85	12.9 µg/m³	22h	4
2026-06-01	61	5–282	23.4 µg/m³	22h	4
2026-05-31	53	22–88	14.1 µg/m³	23h	4
2026-05-30	59	35–88	16.5 µg/m³	21h	5

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