Methane Leaks
Coal · Frequent

Methane emitter CHN_S_209

Venting shaft in China. Satellites have detected 18 methane plumes here since 30 Mar 2023, most recently on 27 Jun 2026.

18
Plumes
6
Plumes, last 12 months
4,216 kg/h
Largest detected rate
1,596 kg/h
Typical (median) rate
Satellite map of methane plume locations in CHN_S_209
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
30 Mar 2023
Last seen
27 Jun 2026
Coordinates
36.25737, 112.91964 · Open in Google Maps (satellite)

Plume history

27 Jun 2026: 630 kg/h15 Jun 2026: 813 kg/h30 Apr 2026: 2,463 kg/h17 Apr 2026: 1,039 kg/h1 Feb 2026: 2,348 kg/h27 Oct 2025: 1,009 kg/h3 Aug 2025: 1,809 kg/h31 Jul 2025: 2,432 kg/h27 Jul 2025: 3,780 kg/h29 Jun 2025: 1,005 kg/h22 Jun 2025: 1,355 kg/h17 Dec 2024: 1,425 kg/h4 Oct 2024: 1,979 kg/h21 Aug 2024: 1,523 kg/h15 Apr 2024: 1,669 kg/h5 Apr 2024: 4,216 kg/h25 Feb 2024: 2,245 kg/h30 Mar 2023: 1,488 kg/h 30 Mar 2023 27 Jun 2026 4,216 kg/h
Emission rate of each detected plume over time
Detected Emission rate Likely operator
27 Jun 2026Coal 630 kg/h Not yet attributed View
15 Jun 2026Coal 813 kg/h Not yet attributed View
30 Apr 2026Coal 2,463 kg/h Not yet attributed View
17 Apr 2026Coal 1,039 kg/h Not yet attributed View
1 Feb 2026Coal 2,348 kg/h Not yet attributed View
27 Oct 2025Coal 1,009 kg/h Not yet attributed View
3 Aug 2025Coal 1,809 kg/h Not yet attributed View
31 Jul 2025Coal 2,432 kg/h Not yet attributed View
27 Jul 2025Coal 3,780 kg/h Not yet attributed View
29 Jun 2025Coal 1,005 kg/h Not yet attributed View
22 Jun 2025Coal 1,355 kg/h Not yet attributed View
17 Dec 2024Coal 1,425 kg/h Not yet attributed View
4 Oct 2024Coal 1,979 kg/h Not yet attributed View
21 Aug 2024Coal 1,523 kg/h Not yet attributed View
15 Apr 2024Coal 1,669 kg/h Not yet attributed View
5 Apr 2024Coal 4,216 kg/h Not yet attributed View
25 Feb 2024Coal 2,245 kg/h Not yet attributed View
30 Mar 2023Coal 1,488 kg/h Not yet attributed View

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