Methane Leaks
Coal · Persistent

Methane emitter CHN_S_498

Venting shaft in China. Satellites have detected 6 methane plumes here since 30 Mar 2023, most recently on 30 Apr 2026.

6
Plumes
4
Plumes, last 12 months
8,890 kg/h
Largest detected rate
1,306 kg/h
Typical (median) rate
Satellite map of methane plume locations in CHN_S_498
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
30 Apr 2026
Coordinates
35.54312, 112.63044 · Open in Google Maps (satellite)

Plume history

30 Apr 2026: 917 kg/h25 Apr 2026: 8,890 kg/h11 Mar 2026: 1,622 kg/h1 Feb 2026: 1,652 kg/h6 Apr 2025: 990 kg/h30 Mar 2023: 830 kg/h 30 Mar 2023 30 Apr 2026 8,890 kg/h
Emission rate of each detected plume over time
Detected Emission rate Likely operator
30 Apr 2026Coal 917 kg/h Not yet attributed View
25 Apr 2026Coal 8,890 kg/h Not yet attributed View
11 Mar 2026Coal 1,622 kg/h Not yet attributed View
1 Feb 2026Coal 1,652 kg/h Not yet attributed View
6 Apr 2025Coal 990 kg/h Not yet attributed View
30 Mar 2023Coal 830 kg/h Not yet attributed View

Authorities you can notify

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