Methane Leaks
Coal · Persistent

Methane emitter CHN_S_340

Drainage station in China. Satellites have detected 10 methane plumes here since 30 Jan 2024, most recently on 25 Jul 2026.

10
Plumes
5
Plumes, last 12 months
2,138 kg/h
Largest detected rate
929 kg/h
Typical (median) rate
Satellite map of methane plume locations in CHN_S_340
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
30 Jan 2024
Last seen
25 Jul 2026
Coordinates
37.45544, 112.01213 · Open in Google Maps (satellite)

Plume history

15 Jun 2026: 1,705 kg/h11 Jun 2026: 512 kg/h29 Mar 2026: 717 kg/h30 Nov 2025: 1,064 kg/h22 Jun 2025: 1,791 kg/h4 Jun 2025: 929 kg/h17 Dec 2024: 838 kg/h26 Jul 2024: 2,138 kg/h30 Jan 2024: 660 kg/h 30 Jan 2024 15 Jun 2026 2,138 kg/h
Emission rate of each detected plume over time
Detected Emission rate Likely operator
25 Jul 2026Coal — Not yet attributed View
15 Jun 2026Coal 1,705 kg/h Not yet attributed View
11 Jun 2026Coal 512 kg/h Not yet attributed View
29 Mar 2026Coal 717 kg/h Not yet attributed View
30 Nov 2025Coal 1,064 kg/h Not yet attributed View
22 Jun 2025Coal 1,791 kg/h Not yet attributed View
4 Jun 2025Coal 929 kg/h Not yet attributed View
17 Dec 2024Coal 838 kg/h Not yet attributed View
26 Jul 2024Coal 2,138 kg/h Not yet attributed View
30 Jan 2024Coal 660 kg/h Not yet attributed View

Authorities you can notify

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