Methane Leaks
Coal · Undetermined

Methane emitter CHN_S_304

Venting shaft in China. Satellites have detected 5 methane plumes here since 3 Apr 2025, most recently on 29 Mar 2026.

5
Plumes
2
Plumes, last 12 months
7,344 kg/h
Largest detected rate
3,356 kg/h
Typical (median) rate
Satellite map of methane plume locations in CHN_S_304
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
3 Apr 2025
Last seen
29 Mar 2026
Coordinates
37.9006, 113.07209 · Open in Google Maps (satellite)

Plume history

29 Mar 2026: 6,423 kg/h25 Sep 2025: 3,356 kg/h14 Aug 2025: 2,110 kg/h4 Jun 2025: 7,344 kg/h3 Apr 2025: 418 kg/h 3 Apr 2025 29 Mar 2026 7,344 kg/h
Emission rate of each detected plume over time
Detected Emission rate Likely operator
29 Mar 2026Coal 6,423 kg/h Not yet attributed View
25 Sep 2025Coal 3,356 kg/h Not yet attributed View
14 Aug 2025Coal 2,110 kg/h Not yet attributed View
4 Jun 2025Coal 7,344 kg/h Not yet attributed View
3 Apr 2025Coal 418 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_304

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.