What is the air quality trend in Biyang?

Over the past 15 days, Biyang had an average AQI of 54 based on station measurements. The worst day was 2026-05-16 with AQI 68.

How is Biyang air quality measured?

Air quality in Biyang 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 Biyang, China

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

198h

PM2.5 Station

198h · 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	58	7–85	17.4 µg/m³	8h	2
2026-05-29	52	13–77	14.1 µg/m³	13h	2
2026-05-28	62	30–93	18.7 µg/m³	12h	1
2026-05-27	44	19–66	11.3 µg/m³	15h	1
2026-05-26	46	25–63	11.8 µg/m³	15h	1
2026-05-25	47	22–68	12.5 µg/m³	12h	1
2026-05-24	65	23–177	22.9 µg/m³	13h	2
2026-05-23	63	26–158	19.5 µg/m³	16h	1
2026-05-22	64	40–156	19.0 µg/m³	12h	2
2026-05-21	62	35–89	17.7 µg/m³	14h	1
2026-05-20	52	8–91	14.7 µg/m³	16h	1
2026-05-19	46	6–76	12.0 µg/m³	18h	2
2026-05-18	44	23–77	11.1 µg/m³	13h	1
2026-05-17	50	6–157	15.1 µg/m³	15h	2
2026-05-16	68	34–102	20.8 µg/m³	6h	1

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