Methane Leaks
Coal · Persistent

Methane emitter CHN_S_337

Venting shaft in China. Satellites have detected 11 methane plumes here since 11 May 2024, most recently on 17 Apr 2026.

11
Plumes
3
Plumes, last 12 months
4,618 kg/h
Largest detected rate
1,380 kg/h
Typical (median) rate
Satellite map of methane plume locations in CHN_S_337
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
11 May 2024
Last seen
17 Apr 2026
Coordinates
37.3317, 110.99532 · Open in Google Maps (satellite)

Plume history

17 Apr 2026: 2,290 kg/h11 Apr 2026: 2,077 kg/h2 Apr 2026: 4,618 kg/h11 Aug 2025: 2,561 kg/h22 Jun 2025: 76 kg/h18 Jun 2025: 657 kg/h25 Apr 2025: 1,056 kg/h30 Mar 2025: 494 kg/h29 Nov 2024: 1,705 kg/h14 Oct 2024: 470 kg/h 14 Oct 2024 17 Apr 2026 4,618 kg/h
Emission rate of each detected plume over time
Detected Emission rate Likely operator
17 Apr 2026Coal 2,290 kg/h Not yet attributed View
11 Apr 2026Coal 2,077 kg/h Not yet attributed View
2 Apr 2026Coal 4,618 kg/h Not yet attributed View
11 Aug 2025Coal 2,561 kg/h Not yet attributed View
22 Jun 2025Coal 76 kg/h Not yet attributed View
18 Jun 2025Coal 657 kg/h Not yet attributed View
25 Apr 2025Coal 1,056 kg/h Not yet attributed View
30 Mar 2025Coal 494 kg/h Not yet attributed View
29 Nov 2024Coal 1,705 kg/h Not yet attributed View
14 Oct 2024Coal 470 kg/h Not yet attributed View
11 May 2024Coal — Not yet attributed View

Authorities you can notify

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