What is the air quality trend in Meridian?

Over the past 14 days, Meridian had an average AQI of 105 based on station measurements. The worst day was 2026-07-27 with AQI 163.

How is Meridian air quality measured?

Air quality in Meridian 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 Meridian, United States

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

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

114

Current AQI
Unhealthy for sensitive groups CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

319h

PM2.5 Station

319h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-07	114	15–161	41.9 µg/m³	21h	2
2026-08-06	85	59–152	28.1 µg/m³	23h	2
2026-08-05	93	60–129	31.6 µg/m³	22h	2
2026-08-04	124	27–184	49.7 µg/m³	24h	2
2026-08-03	85	11–176	31.1 µg/m³	24h	2
2026-08-02	53	21–96	14.4 µg/m³	23h	2
2026-08-01	73	52–121	22.7 µg/m³	23h	2
2026-07-31	105	17–173	41.2 µg/m³	24h	2
2026-07-30	104	25–173	40.2 µg/m³	22h	2
2026-07-29	142	97–172	60.0 µg/m³	23h	2
2026-07-28	144	37–217	76.3 µg/m³	23h	2
2026-07-27	163	44–300	91.3 µg/m³	23h	2
2026-07-26	143	45–231	75.8 µg/m³	24h	2
2026-07-25	52	9–91	14.0 µg/m³	20h	2

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