Methane Leaks
Coal · 22 Dec 2021

Methane plume detected in China

On 22 Dec 2021, the PRISMA - ASI satellite saw methane escaping at about 1,324 kg/h from a coal mine.

Satellite map of methane plume locations in China
Map imagery © Mapbox © OpenStreetMap © MaxarOpen the interactive map →

1,324 kg/h
± 314 kg/h (UNEP uncertainty)

If it continued at this rate for 24 hours it would release about 31.8 tonnes of methane.

Detected
22 Dec 2021 · 03:18 UTC
Satellite
PRISMA - ASI
Sector
Coal
Wind
Plume drifting towards the SE · 1.1 m/s
Coordinates
35.65319, 112.51577
Open in Google Maps (satellite)
UNEP plume ID
41a77613-e20a-4f05-96b9-4752299aadf7

Likely operator

We don't have enough evidence to name an operator for this site yet. If you know who runs it, tell us below.

Emitting site

CHN_S_162 · Venting shaft
11 plumes detected at this site

Status

UNEP has not recorded a notification for this plume.

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Cite as: UNEP IMEO MARS plume 41a77613-e20a-4f05-96b9-4752299aadf7, via Methane Leaks (https://www.methaneleaks.com/plume/41a77613-e20a-4f05-96b9-4752299aadf7), accessed 5 Oct 2026.