Methane Leaks
Oil & gas · 11 Nov 2021

Methane plume detected in Algeria

On 11 Nov 2021, the Sentinel-2 - ESA satellite saw methane escaping at about 1,232 kg/h from an oil & gas site.

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

1,232 kg/h
± 417 kg/h (UNEP uncertainty)

If it continued at this rate for 24 hours it would release about 29.6 tonnes of methane.

Detected
11 Nov 2021 · 10:01 UTC
Satellite
Sentinel-2 - ESA
Sector
Oil & gas
Wind
Plume drifting towards the W · 2.7 m/s
Coordinates
28.60669, 7.51411
Open in Google Maps (satellite)
UNEP plume ID
0228c1ed-6413-4afb-a613-6281005df03a

Likely operator

Sonatrach Plausible

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

Emitting site

DZA_S_031 · Flare
41 plumes detected at this site

Status

UNEP has not recorded a notification for this plume.

Nobody has reported contacting the operator through Methane Leaks yet.

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Cite as: UNEP IMEO MARS plume 0228c1ed-6413-4afb-a613-6281005df03a, via Methane Leaks (https://www.methaneleaks.com/plume/0228c1ed-6413-4afb-a613-6281005df03a), accessed 5 Oct 2026.