Methane Leaks
Coal · Frequent

Methane emitter CHN_S_099

Drainage station in China. Satellites have detected 9 methane plumes here since 5 Dec 2022, most recently on 27 Jun 2026.

9
Plumes
2
Plumes, last 12 months
7,273 kg/h
Largest detected rate
2,712 kg/h
Typical (median) rate
Satellite map of methane plume locations in CHN_S_099
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
Drainage station
UNEP notified
Not applicable
Operator responded to UNEP
Not applicable
First seen
5 Dec 2022
Last seen
27 Jun 2026
Coordinates
36.24699, 112.989 · Open in Google Maps (satellite)

Plume history

27 Jun 2026: 3,300 kg/h3 Aug 2025: 6,577 kg/h29 Jun 2025: 521 kg/h8 Oct 2024: 1,650 kg/h25 Feb 2024: 7,273 kg/h17 Apr 2023: 670 kg/h19 Mar 2023: 2,123 kg/h5 Dec 2022: 3,422 kg/h 5 Dec 2022 27 Jun 2026 7,273 kg/h
Emission rate of each detected plume over time
Detected Emission rate Likely operator
27 Jun 2026Coal 3,300 kg/h Not yet attributed View
30 Apr 2026Coal — Not yet attributed View
3 Aug 2025Coal 6,577 kg/h Not yet attributed View
29 Jun 2025Coal 521 kg/h Not yet attributed View
8 Oct 2024Coal 1,650 kg/h Not yet attributed View
25 Feb 2024Coal 7,273 kg/h Not yet attributed View
17 Apr 2023Coal 670 kg/h Not yet attributed View
19 Mar 2023Coal 2,123 kg/h Not yet attributed View
5 Dec 2022Coal 3,422 kg/h Not yet attributed View

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