Methane Leaks
Coal · Frequent

Methane emitter CHN_S_273

Venting shaft in China. Satellites have detected 16 methane plumes here since 30 Mar 2023, most recently on 27 Jun 2026.

16
Plumes
9
Plumes, last 12 months
3,635 kg/h
Largest detected rate
1,721 kg/h
Typical (median) rate
Satellite map of methane plume locations in CHN_S_273
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
36.4661, 112.93536 · Open in Google Maps (satellite)

Plume history

27 Jun 2026: 2,501 kg/h15 Jun 2026: 885 kg/h5 May 2026: 1,736 kg/h30 Apr 2026: 1,586 kg/h6 Apr 2026: 2,388 kg/h1 Feb 2026: 3,635 kg/h3 Jan 2026: 792 kg/h27 Oct 2025: 833 kg/h3 Aug 2025: 1,668 kg/h27 Jul 2025: 3,116 kg/h22 Jun 2025: 2,810 kg/h17 Dec 2024: 2,732 kg/h21 Aug 2024: 1,721 kg/h15 Apr 2024: 966 kg/h30 Mar 2023: 749 kg/h 30 Mar 2023 27 Jun 2026 3,635 kg/h
Emission rate of each detected plume over time
Detected Emission rate Likely operator
27 Jun 2026Coal 2,501 kg/h Not yet attributed View
15 Jun 2026Coal 885 kg/h Not yet attributed View
5 May 2026Coal 1,736 kg/h Not yet attributed View
30 Apr 2026Coal 1,586 kg/h Not yet attributed View
6 Apr 2026Coal 2,388 kg/h Not yet attributed View
11 Mar 2026Coal — Not yet attributed View
1 Feb 2026Coal 3,635 kg/h Not yet attributed View
3 Jan 2026Coal 792 kg/h Not yet attributed View
27 Oct 2025Coal 833 kg/h Not yet attributed View
3 Aug 2025Coal 1,668 kg/h Not yet attributed View
27 Jul 2025Coal 3,116 kg/h Not yet attributed View
22 Jun 2025Coal 2,810 kg/h Not yet attributed View
17 Dec 2024Coal 2,732 kg/h Not yet attributed View
21 Aug 2024Coal 1,721 kg/h Not yet attributed View
15 Apr 2024Coal 966 kg/h Not yet attributed View
30 Mar 2023Coal 749 kg/h Not yet attributed View

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