What is the air quality trend in Chapchal?

Over the past 15 days, Chapchal had an average AQI of 66 based on station measurements. The worst day was 2026-05-31 with AQI 80.

How is Chapchal air quality measured?

Air quality in Chapchal 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 Chapchal, China

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

Historical PM2.5 and AQI trend from monitoring stations near Chapchal, China.

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

310h

PM2.5 Station

310h · 1 station

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-06-09	44	35–61	11.2 µg/m³	5h	3
2026-06-08	47	24–88	12.2 µg/m³	23h	2
2026-06-07	53	14–87	14.3 µg/m³	23h	3
2026-06-06	60	30–117	17.0 µg/m³	23h	2
2026-06-05	69	34–150	20.8 µg/m³	23h	3
2026-06-04	66	32–87	19.7 µg/m³	24h	3
2026-06-03	77	50–123	24.4 µg/m³	23h	3
2026-06-02	74	49–124	23.0 µg/m³	22h	3
2026-06-01	75	31–115	24.1 µg/m³	22h	3
2026-05-31	80	40–136	26.0 µg/m³	23h	3
2026-05-30	78	30–129	24.9 µg/m³	21h	2
2026-05-29	65	46–95	19.1 µg/m³	21h	3
2026-05-28	71	49–158	21.7 µg/m³	20h	3
2026-05-27	72	54–117	22.1 µg/m³	21h	3
2026-05-26	68	53–91	20.1 µg/m³	16h	2

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