Methane Leaks
Oil & gas · 21 Sep 2025

Methane plume detected in Algeria

On 21 Sep 2025, the EMIT - NASA satellite saw methane escaping at about 2,167 kg/h from an oil & gas site.

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

2,167 kg/h
± 619 kg/h (UNEP uncertainty)

If it continued at this rate for 24 hours it would release about 52.0 tonnes of methane.

Detected
21 Sep 2025 · 13:52 UTC
Satellite
EMIT - NASA
Sector
Oil & gas
Wind
Plume drifting towards the SW · 2.4 m/s
Coordinates
29.55468, 6.88678
Open in Google Maps (satellite)
UNEP plume ID
4afae6a9-b60a-4376-80d1-4d6fa3ddaa3c

Likely operator

Sonatrach Plausible

State company Sonatrach operates or co-operates nearly all Algerian fields and pipelines.

Emitting site

DZA_S_243 · Gas disposal facility
26 plumes detected at this site

Status

UNEP notified the government about this plume.

Nobody has reported contacting the operator through Methane Leaks yet.

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Cite as: UNEP IMEO MARS plume 4afae6a9-b60a-4376-80d1-4d6fa3ddaa3c, via Methane Leaks (https://www.methaneleaks.com/plume/4afae6a9-b60a-4376-80d1-4d6fa3ddaa3c), accessed 5 Oct 2026.