What is the air quality trend in Jiachuan?

Over the past 15 days, Jiachuan had an average AQI of 61 based on station measurements. The worst day was 2026-05-20 with AQI 80.

How is Jiachuan air quality measured?

Air quality in Jiachuan 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 Jiachuan, China

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

328h

PM2.5 Station

328h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-30	74	35–109	23.2 µg/m³	15h	4
2026-05-29	58	19–85	16.5 µg/m³	24h	4
2026-05-28	63	35–89	18.1 µg/m³	24h	5
2026-05-27	63	30–111	18.3 µg/m³	24h	4
2026-05-26	57	28–77	15.7 µg/m³	24h	4
2026-05-25	54	12–77	14.7 µg/m³	24h	4
2026-05-24	57	29–112	15.9 µg/m³	24h	4
2026-05-23	57	22–85	16.3 µg/m³	24h	4
2026-05-22	68	29–222	23.6 µg/m³	24h	4
2026-05-21	56	21–92	15.2 µg/m³	24h	4
2026-05-20	80	26–405	35.5 µg/m³	23h	3
2026-05-19	55	18–87	15.3 µg/m³	24h	3
2026-05-18	56	20–88	15.8 µg/m³	24h	3
2026-05-17	59	21–152	17.1 µg/m³	21h	3
2026-05-16	67	54–80	19.6 µg/m³	5h	4

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