What is the air quality trend in Nong Khai?

Over the past 7 days, Nong Khai had an average AQI of 161 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.

170

Current AQI
Unhealthy

48 Hours 7 Days 14 Days 20 Days

PM2.5 Trend

119h · 2 stations

Daily Summary

Date	AQI	Range	PM2.5 avg	PM10 avg	Hours	Stations
2026-04-12	166	155–171	83.0 µg/m³	81.7	6h	2
2026-04-11	143	119–195	59.6 µg/m³	75.8	24h	2
2026-04-10	157	124–194	73.7 µg/m³	88.1	24h	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

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