What is the air quality trend in Ruidian?

Over the past 15 days, Ruidian had an average AQI of 51 based on station measurements. The worst day was 2026-08-06 with AQI 66.

How is Ruidian air quality measured?

Air quality in Ruidian 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 Ruidian, China

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

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

Current AQI
Good CAMS model

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

287h

PM2.5 Station

287h · 2 stations

Temperature GFS model

56pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-08-08	54	33–70	14.4 µg/m³	5h	2
2026-08-07	60	28–102	17.5 µg/m³	19h	3
2026-08-06	66	21–139	19.8 µg/m³	18h	3
2026-08-05	56	21–94	15.5 µg/m³	24h	2
2026-08-04	52	14–75	14.0 µg/m³	23h	3
2026-08-03	53	29–93	14.3 µg/m³	23h	2
2026-08-02	50	20–129	13.7 µg/m³	19h	2
2026-08-01	47	13–108	12.9 µg/m³	23h	2
2026-07-31	46	15–89	12.1 µg/m³	23h	2
2026-07-30	56	25–168	16.8 µg/m³	22h	3
2026-07-29	42	19–99	11.0 µg/m³	19h	2
2026-07-28	40	13–72	10.1 µg/m³	18h	2
2026-07-27	44	14–82	12.0 µg/m³	18h	2
2026-07-26	51	9–93	14.0 µg/m³	19h	2
2026-07-25	56	16–135	15.9 µg/m³	14h	2

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