Methane Leaks
Coal · Undetermined

Methane emitter CHN_S_251

Venting shaft in China. Satellites have detected 5 methane plumes here since 15 Feb 2023, most recently on 17 Apr 2026.

5
Plumes
2
Plumes, last 12 months
1,848 kg/h
Largest detected rate
1,571 kg/h
Typical (median) rate
Satellite map of methane plume locations in CHN_S_251
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
15 Feb 2023
Last seen
17 Apr 2026
Coordinates
36.43889, 112.13174 · Open in Google Maps (satellite)

Plume history

17 Apr 2026: 1,814 kg/h8 Feb 2026: 1,571 kg/h14 Oct 2024: 310 kg/h25 Feb 2024: 1,848 kg/h15 Feb 2023: 931 kg/h 15 Feb 2023 17 Apr 2026 1,848 kg/h
Emission rate of each detected plume over time
Detected Emission rate Likely operator
17 Apr 2026Coal 1,814 kg/h Not yet attributed View
8 Feb 2026Coal 1,571 kg/h Not yet attributed View
14 Oct 2024Coal 310 kg/h Not yet attributed View
25 Feb 2024Coal 1,848 kg/h Not yet attributed View
15 Feb 2023Coal 931 kg/h Not yet attributed View

Authorities you can notify

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