What is the air quality trend in Dashi?

Over the past 8 days, Dashi had an average AQI of 63 based on station measurements. The worst day was 2026-07-22 with AQI 86.

How is Dashi air quality measured?

Air quality in Dashi 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 Dashi, China

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

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

123

Current AQI
Unhealthy for sensitive groups Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

167h

PM2.5 Station

167h · 10 stations

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-07-22	86	86–86	28.7 µg/m³	1h	10
2026-07-21	59	12–75	16.5 µg/m³	24h	7
2026-07-20	69	50–91	20.6 µg/m³	24h	7
2026-07-19	68	32–108	20.1 µg/m³	24h	8
2026-07-18	61	45–109	16.8 µg/m³	24h	7
2026-07-17	57	37–77	15.5 µg/m³	24h	8
2026-07-16	54	33–128	14.5 µg/m³	24h	8
2026-07-15	54	38–76	14.2 µg/m³	22h	7

Back to Dashi Air Quality