What is the air quality trend in Tangzhai?

Over the past 7 days, Tangzhai had an average AQI of 78 based on station measurements. The worst day was 2026-10-15 with AQI 129.

How is Tangzhai air quality measured?

Air quality in Tangzhai 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 Tangzhai, China

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

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

Current AQI
Moderate CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

155h

PM2.5 Station

155h · 3 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-20	69	19–163	23.0 µg/m³	21h	2
2026-10-19	73	40–95	22.7 µg/m³	24h	2
2026-10-18	48	27–80	12.7 µg/m³	23h	2
2026-10-17	51	18–85	13.9 µg/m³	24h	2
2026-10-16	81	29–170	28.3 µg/m³	22h	1
2026-10-15	129	62–165	49.9 µg/m³	23h	2
2026-10-14	101	31–150	34.9 µg/m³	18h	2

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