Methane Leaks
Coal · Undetermined

Methane emitter CHN_S_923

Venting shaft in China. Satellites have detected 2 methane plumes here since 26 Mar 2026, most recently on 3 Apr 2026.

2
Plumes
2
Plumes, last 12 months
831 kg/h
Largest detected rate
568 kg/h
Typical (median) rate
Satellite map of methane plume locations in CHN_S_923
Map imagery © Mapbox © OpenStreetMap © MaxarOpen the interactive map →
Embed this map

Paste this into your article or website. It stays up to date automatically.

Who likely operates it

We don't have enough evidence to name an operator for this site yet. If you know who runs it, tell us below.

What do confidence levels mean?

Write to the operator

Response so far

Source type
Venting shaft
UNEP notified
Not applicable
Operator responded to UNEP
Not applicable
First seen
26 Mar 2026
Last seen
3 Apr 2026
Coordinates
26.49441, 104.94232 · Open in Google Maps (satellite)

Plume history

3 Apr 2026: 831 kg/h26 Mar 2026: 306 kg/h 26 Mar 2026 3 Apr 2026 831 kg/h
Emission rate of each detected plume over time
Detected Emission rate Likely operator
3 Apr 2026Coal 831 kg/h Not yet attributed View
26 Mar 2026Coal 306 kg/h Not yet attributed View

Authorities you can notify

Is this attribution wrong?

If you operate this site, or know who does, tell us. Operators get a right of reply, and corrections are reviewed within a week.

Get alerts for CHN_S_923

We'll email you when UNEP publishes new plumes here. No account needed. Unsubscribe in one click.

We only use your email to send these alerts.