PMS7003 monitor

Air quality dashboard

Live PM1.0, PM2.5 and PM10 from a WeMos D1 R1 + PMS7003 sensor. EPA AQI is computed on the PM2.5 channel.

Live · updated just now

Latest reading

Live sample

45s ago · 7/10/2026, 5:08:13 PM

500 PM2.5 AQI
Hazardous

PM1.0

911

μg/m³

PM2.5

1,470

μg/m³

PM10

1,918

μg/m³

History

106 samples loaded · refreshes every 30s

04959901485198003:22 PM03:43 PM04:04 PM04:26 PM04:47 PM05:08 PM
PM1.0 PM2.5 PM10 106 samples

Recent samples

Showing the latest 12
RecordedPM1.0PM2.5PM10
45s ago 7/10/2026, 5:08:13 PM
9111,4701,918
2m ago 7/10/2026, 5:07:13 PM
8641,4701,871
3m ago 7/10/2026, 5:06:13 PM
9561,4701,963
4m ago 7/10/2026, 5:05:13 PM
9671,4701,974
5m ago 7/10/2026, 5:04:13 PM
9341,4701,941
6m ago 7/10/2026, 5:03:13 PM
9681,4701,975
7m ago 7/10/2026, 5:02:14 PM
8741,4701,881
8m ago 7/10/2026, 5:01:13 PM
8821,4711,890
9m ago 7/10/2026, 5:00:13 PM
9491,4701,956
10m ago 7/10/2026, 4:59:13 PM
8371,4701,844
11m ago 7/10/2026, 4:58:13 PM
8481,4701,855
12m ago 7/10/2026, 4:57:13 PM
9541,4701,960
AQI computed from EPA breakpoints · μ/m³ = micrograms per cubic metre