Methane Leaks
Coal · Undetermined

Methane emitter CHN_S_339

Venting shaft in China. Satellites have detected 4 methane plumes here since 20 Jun 2024, most recently on 25 Jul 2026.

4
Plumes
2
Plumes, last 12 months
1,698 kg/h
Largest detected rate
1,562 kg/h
Typical (median) rate
Satellite map of methane plume locations in CHN_S_339
Map imagery © Mapbox © OpenStreetMap © MaxarOpen the interactive map →
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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?

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Response so far

Source type
Venting shaft
UNEP notified
Not applicable
Operator responded to UNEP
Not applicable
First seen
20 Jun 2024
Last seen
25 Jul 2026
Coordinates
37.4545, 112.01136 · Open in Google Maps (satellite)

Plume history

25 Sep 2025: 1,426 kg/h21 Aug 2024: 1,698 kg/h 21 Aug 2024 25 Sep 2025 1,698 kg/h
Emission rate of each detected plume over time
Detected Emission rate Likely operator
25 Jul 2026Coal — Not yet attributed View
25 Sep 2025Coal 1,426 kg/h Not yet attributed View
21 Aug 2024Coal 1,698 kg/h Not yet attributed View
20 Jun 2024Coal — Not yet attributed View

Authorities you can notify

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