What is the air quality trend in Nong Khai?

Over the past 15 days, Nong Khai had an average AQI of 148 based on station measurements. The worst day was with AQI .

How is Nong Khai air quality measured?

Air quality in Nong Khai 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 Nong Khai, Thailand

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

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

158

Current AQI
Unhealthy

48 Hours 7 Days 14 Days 20 Days

PM2.5 Trend

236h · 2 stations

Daily Summary

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-04-10	155	124–180	70.9 µg/m³	85.7	23h	2
2026-04-09	159	129–172	74.2 µg/m³	76.9	15h	2
2026-04-08	163	147–183	80.1 µg/m³	87.6	9h	2
2026-04-07	169	152–187	90.7 µg/m³	96.0	24h	2
2026-04-06	174	154–198	101.1 µg/m³	106.4	17h	1
2026-04-04	165	152–188	81.7 µg/m³	87.8	15h	1
2026-04-03	170	154–187	92.0 µg/m³	97.5	24h	1
2026-04-02	162	129–187	79.2 µg/m³	85.3	20h	2
2026-04-01	171	153–189	93.5 µg/m³	91.1	22h	2
2026-03-31	157	137–172	71.2 µg/m³	77.5	13h	1
2026-03-30	145	127–158	57.1 µg/m³	66.5	8h	1
2026-03-29	124	97–137	44.9 µg/m³	54.4	23h	1
2026-03-28	99	84–117	34.4 µg/m³	39.2	9h	1
2026-03-26	112	97–132	40.1 µg/m³	47.3	7h	1
2026-03-25	98	87–139	33.9 µg/m³	33.8	7h	1

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