Methane Leaks
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Oil & gas · Undetermined

Methane emitter DZA_S_377

Gas disposal facility in Algeria. Satellites have detected 4 methane plumes here since 18 Nov 2025, most recently on 25 Aug 2026.

4
Plumes
4
Plumes, last 12 months
998 kg/h
Largest detected rate
698 kg/h
Typical (median) rate
Satellite map of methane plume locations in DZA_S_377
Map imagery © Mapbox © OpenStreetMap © MaxarOpen the interactive map →
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Who likely operates it

Sonatrach Plausible

Evidence

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

What do confidence levels mean?

Write to the operator

Response so far

Source type
Gas disposal facility
UNEP notified
Yes
Operator responded to UNEP
No
First seen
18 Nov 2025
Last seen
25 Aug 2026
Coordinates
27.14948, 8.80555 · Open in Google Maps (satellite)

Plume history

25 Aug 2026: 758 kg/h27 Dec 2025: 448 kg/h20 Dec 2025: 998 kg/h18 Nov 2025: 637 kg/h 18 Nov 2025 25 Aug 2026 998 kg/h
Emission rate of each detected plume over time
Detected Emission rate Likely operator
25 Aug 2026Oil & gas 758 kg/h Sonatrach Plausible View
27 Dec 2025Oil & gas 448 kg/h Sonatrach Plausible View
20 Dec 2025Oil & gas 998 kg/h Sonatrach Plausible View
18 Nov 2025Oil & gas 637 kg/h Sonatrach Plausible View

Authorities you can notify

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