Methane Leaks
Coal · Persistent

Methane emitter CHN_S_254

Venting shaft in China. Satellites have detected 6 methane plumes here since 23 Dec 2022, most recently on 17 Apr 2026.

6
Plumes
3
Plumes, last 12 months
6,290 kg/h
Largest detected rate
2,061 kg/h
Typical (median) rate
Satellite map of methane plume locations in CHN_S_254
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
23 Dec 2022
Last seen
17 Apr 2026
Coordinates
37.34503, 110.96663 · Open in Google Maps (satellite)

Plume history

17 Apr 2026: 2,288 kg/h11 Apr 2026: 1,045 kg/h2 Apr 2026: 652 kg/h15 Apr 2024: 1,834 kg/h25 Feb 2024: 6,290 kg/h23 Dec 2022: 4,172 kg/h 23 Dec 2022 17 Apr 2026 6,290 kg/h
Emission rate of each detected plume over time
Detected Emission rate Likely operator
17 Apr 2026Coal 2,288 kg/h Not yet attributed View
11 Apr 2026Coal 1,045 kg/h Not yet attributed View
2 Apr 2026Coal 652 kg/h Not yet attributed View
15 Apr 2024Coal 1,834 kg/h Not yet attributed View
25 Feb 2024Coal 6,290 kg/h Not yet attributed View
23 Dec 2022Coal 4,172 kg/h Not yet attributed View

Authorities you can notify

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