Methane plume detected in Iran
On 21 Feb 2026, the Sentinel-5P/TROPOMI - ESA satellite saw methane escaping at about 46,000 kg/h from an oil & gas site.
Evidence packet
If it continued at this rate for 24 hours it would release about 1,104 tonnes of methane.
- Detected
- 21 Feb 2026 · 09:35 UTC
- Satellite
- Sentinel-5P/TROPOMI - ESA
- Sector
- Oil & gas
- Wind
- Plume drifting towards the SE · 2.1 m/s
- Coordinates
- 31.26, 48.8
Open in Google Maps (satellite) - UNEP plume ID
b7c04a73-5ef5-41bc-a672-f4b184a8e38d
Likely operator
National Iranian South Oil Company Plausible
NISOC, a NIOC subsidiary, operates the Khuzestan onshore fields (Ahvaz, Marun, Aghajari, Gachsaran).
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 b7c04a73-5ef5-41bc-a672-f4b184a8e38d, via Methane Leaks (https://www.methaneleaks.com/plume/b7c04a73-5ef5-41bc-a672-f4b184a8e38d), accessed 5 Oct 2026.