Methane Leaks
Coal · 26 Mar 2023

Methane plume detected in United States

On 26 Mar 2023, the EMIT - NASA satellite saw methane escaping at about 777 kg/h from a coal mine.

Satellite map of methane plume locations in United States
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777 kg/h
± 212 kg/h (UNEP uncertainty)

If it continued at this rate for 24 hours it would release about 18.6 tonnes of methane.

Detected
26 Mar 2023 · 20:42 UTC
Satellite
EMIT - NASA
Sector
Coal
Wind
Plume drifting towards the E · 1.8 m/s
Coordinates
37.76867, -81.25685
Open in Google Maps (satellite)
UNEP plume ID
9d32e803-cac9-493e-92c2-f19ae8daae8c

Likely operator

ARCH RESOURCES INC Strong evidence

Draft research (cites A1): The ICG Beckley coal mine, operated by Arch Resources, is only 1.54 km from the plume site and matches the coal sector designation, making it the most plausible emission source despite no closer infrastructure being listed.

Emitting site

USA_S_269 · Venting shaft
13 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 9d32e803-cac9-493e-92c2-f19ae8daae8c, via Methane Leaks (https://www.methaneleaks.com/plume/9d32e803-cac9-493e-92c2-f19ae8daae8c), accessed 6 Oct 2026.