What is the air quality trend in Loei?

Over the past 14 days, Loei had an average AQI of 150 based on station measurements. The worst day was with AQI .

How is Loei air quality measured?

Air quality in Loei 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 Loei, Thailand

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

Historical PM2.5 and AQI trend from monitoring stations near Loei, Thailand.

119

Current AQI
Unhealthy for sensitive groups

48 Hours 7 Days 14 Days 20 Days

PM2.5 Trend

231h · 5 stations

Daily Summary

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-04-10	136	107–172	54.7 µg/m³	62.4	21h	5
2026-04-09	151	127–169	63.2 µg/m³	71.0	16h	5
2026-04-08	154	121–169	69.7 µg/m³	77.2	9h	5
2026-04-07	156	138–169	67.0 µg/m³	74.8	24h	6
2026-04-06	166	158–176	84.5 µg/m³	90.0	17h	5
2026-04-04	158	150–173	69.0 µg/m³	76.6	15h	5
2026-04-03	157	131–169	69.5 µg/m³	77.2	23h	5
2026-04-02	149	121–176	65.7 µg/m³	73.2	19h	6
2026-04-01	158	141–173	71.4 µg/m³	78.3	17h	5
2026-03-31	152	124–172	66.5 µg/m³	74.9	13h	5
2026-03-30	150	110–158	61.3 µg/m³	69.0	9h	5
2026-03-29	130	85–157	48.4 µg/m³	56.1	23h	5
2026-03-28	129	102–162	49.2 µg/m³	57.4	22h	5
2026-03-27	157	156–158	66.9 µg/m³	73.7	3h	5

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