Methane Leaks
Oil & gas · Persistent

Methane emitter DZA_S_398

Gas disposal facility in Algeria. Satellites have detected 11 methane plumes here since 27 Feb 2026, most recently on 22 Aug 2026.

11
Plumes
11
Plumes, last 12 months
1,896 kg/h
Largest detected rate
1,291 kg/h
Typical (median) rate
Satellite map of methane plume locations in DZA_S_398
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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
27 Feb 2026
Last seen
22 Aug 2026
Coordinates
31.51191, 6.81066 · Open in Google Maps (satellite)

Plume history

22 Aug 2026: 1,466 kg/h4 Jun 2026: 1,186 kg/h19 May 2026: 857 kg/h19 May 2026: 911 kg/h22 Apr 2026: 782 kg/h18 Apr 2026: 743 kg/h17 Apr 2026: 1,896 kg/h17 Apr 2026: 1,673 kg/h28 Mar 2026: 1,291 kg/h24 Mar 2026: 1,568 kg/h27 Feb 2026: 1,677 kg/h 27 Feb 2026 22 Aug 2026 1,896 kg/h
Emission rate of each detected plume over time
Detected Emission rate Likely operator
22 Aug 2026Oil & gas 1,466 kg/h Sonatrach Plausible View
4 Jun 2026Oil & gas 1,186 kg/h Sonatrach Plausible View
19 May 2026Oil & gas 857 kg/h Sonatrach Plausible View
19 May 2026Oil & gas 911 kg/h Sonatrach Plausible View
22 Apr 2026Oil & gas 782 kg/h Sonatrach Plausible View
18 Apr 2026Oil & gas 743 kg/h Sonatrach Plausible View
17 Apr 2026Oil & gas 1,896 kg/h Sonatrach Plausible View
17 Apr 2026Oil & gas 1,673 kg/h Sonatrach Plausible View
28 Mar 2026Oil & gas 1,291 kg/h Sonatrach Plausible View
24 Mar 2026Oil & gas 1,568 kg/h Sonatrach Plausible View
27 Feb 2026Oil & gas 1,677 kg/h Sonatrach Plausible View

Authorities you can notify

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