Methane Leaks
Oil & gas · 21 Jun 2025

Methane plume detected in Iran

On 21 Jun 2025, the Landsat - NASA/USGS satellite saw methane escaping at about 6,925 kg/h from an oil & gas site.

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

6,925 kg/h
± 2,811 kg/h (UNEP uncertainty)

If it continued at this rate for 24 hours it would release about 166 tonnes of methane.

Detected
21 Jun 2025 · 07:07 UTC
Satellite
Landsat - NASA/USGS
Sector
Oil & gas
Wind
Plume drifting towards the N · 5.6 m/s
Coordinates
35.47182, 51.80812
Open in Google Maps (satellite)
UNEP plume ID
5410c544-dbed-41f7-a28d-acfc95ca3e42

Likely operator

National Iranian Oil Company Plausible

NIOC and its subsidiaries own and operate Iran's oil and gas upstream.

Emitting site

IRN_S_023 · Gathering and boosting facilities
3 plumes detected at this site

Status

UNEP notified the government about this plume.

Nobody has reported contacting the operator through Methane Leaks yet.

Push for action

Find the operator's contact details and send a ready-made, evidence-based email in about two minutes.

Write to the operator →

Authorities you can notify

Is this attribution wrong?

If you operate this site, or know who does, tell us. Operators get a right of reply, and corrections are reviewed within a week.

Get alerts for IRN_S_023

We'll email you when UNEP publishes new plumes here. No account needed. Unsubscribe in one click.

We only use your email to send these alerts.

Cite as: UNEP IMEO MARS plume 5410c544-dbed-41f7-a28d-acfc95ca3e42, via Methane Leaks (https://www.methaneleaks.com/plume/5410c544-dbed-41f7-a28d-acfc95ca3e42), accessed 5 Oct 2026.