What is the air quality trend in Ewing?

Over the past 8 days, Ewing had an average AQI of 91 based on station measurements. The worst day was 2026-07-17 with AQI 183.

How is Ewing air quality measured?

Air quality in Ewing 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 Ewing, United States

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

168h

PM2.5 Station

168h · 7 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-07-22	38	38–38	9.0 µg/m³	8.9	1h	7
2026-07-21	55	36–66	14.4 µg/m³	22.0	24h	82
2026-07-20	47	30–70	12.1 µg/m³	10.5	24h	78
2026-07-19	58	27–75	16.3 µg/m³	25.1	24h	82
2026-07-18	143	74–166	62.6 µg/m³	87.9	24h	82
2026-07-17	183	157–228	113.1 µg/m³	117.1	24h	86
2026-07-16	147	90–171	59.0 µg/m³	106.6	24h	78
2026-07-15	58	54–65	15.4 µg/m³	24.7	23h	81

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