Methane Leaks
Coal · Not seen recently

Methane emitter CHN_S_458

Venting shaft in China. Satellites have detected 8 methane plumes here since 15 Feb 2023, most recently on 29 Sep 2025.

8
Plumes
1
Plumes, last 12 months
2,902 kg/h
Largest detected rate
1,356 kg/h
Typical (median) rate
Satellite map of methane plume locations in CHN_S_458
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
29 Sep 2025
Coordinates
37.0461, 111.79593 · Open in Google Maps (satellite)

Plume history

29 Sep 2025: 1,216 kg/h22 Jun 2025: 1,968 kg/h17 Dec 2024: 871 kg/h29 Nov 2024: 1,526 kg/h21 Aug 2024: 2,902 kg/h25 Feb 2024: 1,224 kg/h30 Jan 2024: 1,489 kg/h15 Feb 2023: 1,165 kg/h 15 Feb 2023 29 Sep 2025 2,902 kg/h
Emission rate of each detected plume over time
Detected Emission rate Likely operator
29 Sep 2025Coal 1,216 kg/h Not yet attributed View
22 Jun 2025Coal 1,968 kg/h Not yet attributed View
17 Dec 2024Coal 871 kg/h Not yet attributed View
29 Nov 2024Coal 1,526 kg/h Not yet attributed View
21 Aug 2024Coal 2,902 kg/h Not yet attributed View
25 Feb 2024Coal 1,224 kg/h Not yet attributed View
30 Jan 2024Coal 1,489 kg/h Not yet attributed View
15 Feb 2023Coal 1,165 kg/h Not yet attributed View

Authorities you can notify

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