What is the air quality trend in Longkong?

Over the past 8 days, Longkong had an average AQI of 61 based on station measurements. The worst day was 2026-05-24 with AQI 67.

How is Longkong air quality measured?

Air quality in Longkong 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 Longkong, China

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

70h

PM2.5 Station

70h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-05-29	64	48–89	18.1 µg/m³	10h	1
2026-05-28	60	42–82	16.7 µg/m³	8h	1
2026-05-27	61	12–139	18.7 µg/m³	11h	1
2026-05-26	57	16–114	16.2 µg/m³	12h	1
2026-05-25	64	30–93	19.0 µg/m³	9h	1
2026-05-24	67	34–159	21.4 µg/m³	8h	1
2026-05-23	63	25–126	18.9 µg/m³	11h	1
2026-05-22	55	55–55	14.0 µg/m³	1h	1

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