What is the air quality trend in Hepu?

Over the past 7 days, Hepu had an average AQI of 61 based on station measurements. The worst day was 2026-05-27 with AQI 72.

How is Hepu air quality measured?

Air quality in Hepu 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 Hepu, China

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

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

Current AQI
Moderate Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

139h

PM2.5 Station

139h · 1 station

Temperature GFS model

27pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-28	59	30–83	16.6 µg/m³	19h	1
2026-05-27	72	30–128	22.4 µg/m³	20h	1
2026-05-26	54	23–104	15.2 µg/m³	19h	1
2026-05-25	55	14–96	15.4 µg/m³	21h	2
2026-05-24	62	20–117	18.5 µg/m³	20h	1
2026-05-23	59	23–147	17.4 µg/m³	20h	1
2026-05-22	71	34–137	22.0 µg/m³	20h	1

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