What is the air quality trend in Heishui?

Over the past 15 days, Heishui had an average AQI of 59 based on station measurements. The worst day was 2026-05-30 with AQI 86.

How is Heishui air quality measured?

Air quality in Heishui 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 Heishui, China

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

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

Current AQI
Good Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

116h

PM2.5 Station

116h · 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	27	12–42	6.5 µg/m³	2h	1
2026-06-08	46	26–76	12.3 µg/m³	8h	1
2026-06-07	48	25–68	11.9 µg/m³	12h	1
2026-06-06	49	17–91	13.2 µg/m³	11h	1
2026-06-05	56	26–117	16.5 µg/m³	8h	1
2026-06-04	69	25–109	21.2 µg/m³	14h	1
2026-06-03	60	17–80	17.4 µg/m³	8h	1
2026-06-02	73	59–114	22.6 µg/m³	11h	1
2026-06-01	63	37–97	18.4 µg/m³	5h	1
2026-05-31	77	59–102	24.3 µg/m³	8h	1
2026-05-30	86	75–97	28.7 µg/m³	2h	1
2026-05-29	54	29–91	15.8 µg/m³	6h	1
2026-05-28	68	38–129	20.2 µg/m³	5h	1
2026-05-27	70	46–107	21.2 µg/m³	9h	1
2026-05-26	52	34–76	13.6 µg/m³	7h	1

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