Methane Leaks
Coal · Undetermined

Methane emitter CHN_S_546

Venting shaft in China. Satellites have detected 7 methane plumes here since 17 Apr 2024, most recently on 15 Apr 2026.

7
Plumes
1
Plumes, last 12 months
1,730 kg/h
Largest detected rate
908 kg/h
Typical (median) rate
Satellite map of methane plume locations in CHN_S_546
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
17 Apr 2024
Last seen
15 Apr 2026
Coordinates
45.35961, 131.29147 · Open in Google Maps (satellite)

Plume history

15 Apr 2026: 927 kg/h28 May 2025: 661 kg/h20 Nov 2024: 1,043 kg/h8 Nov 2024: 202 kg/h16 Oct 2024: 1,730 kg/h12 Oct 2024: 908 kg/h17 Apr 2024: 514 kg/h 17 Apr 2024 15 Apr 2026 1,730 kg/h
Emission rate of each detected plume over time
Detected Emission rate Likely operator
15 Apr 2026Coal 927 kg/h Not yet attributed View
28 May 2025Coal 661 kg/h Not yet attributed View
20 Nov 2024Coal 1,043 kg/h Not yet attributed View
8 Nov 2024Coal 202 kg/h Not yet attributed View
16 Oct 2024Coal 1,730 kg/h Not yet attributed View
12 Oct 2024Coal 908 kg/h Not yet attributed View
17 Apr 2024Coal 514 kg/h Not yet attributed View

Authorities you can notify

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