Methane plume detected in Iran
On 21 Feb 2026, the Sentinel-5P/TROPOMI - ESA satellite saw methane escaping at about 34,000 kg/h from an oil & gas site.
Evidence packet
If it continued at this rate for 24 hours it would release about 816 tonnes of methane.
- Detected
- 21 Feb 2026 · 09:35 UTC
- Satellite
- Sentinel-5P/TROPOMI - ESA
- Sector
- Oil & gas
- Wind
- Plume drifting towards the E · 2.1 m/s
- Coordinates
- 30.93, 49.52
Open in Google Maps (satellite) - UNEP plume ID
135cd0b4-2430-40b1-bd79-ad3291ed0f3d
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 135cd0b4-2430-40b1-bd79-ad3291ed0f3d, via Methane Leaks (https://www.methaneleaks.com/plume/135cd0b4-2430-40b1-bd79-ad3291ed0f3d), accessed 5 Oct 2026.