Methane Leaks
Other · Sporadic

Methane emitter IRN_S_059

Chemical plant component in Iran. Satellites have detected 11 methane plumes here since 7 Jun 2023, most recently on 19 Jun 2026.

11
Plumes
5
Plumes, last 12 months
4,716 kg/h
Largest detected rate
1,848 kg/h
Typical (median) rate
Satellite map of methane plume locations in IRN_S_059
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Who likely operates it

National Iranian Oil Company Plausible

Evidence

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

Other candidates

  • National Iranian Gas Company Weak (context only)

What do confidence levels mean?

Write to the operator

Response so far

Source type
Chemical plant component
UNEP notified
Not applicable
Operator responded to UNEP
Not applicable
First seen
7 Jun 2023
Last seen
19 Jun 2026
Coordinates
28.68416, 52.42281 · Open in Google Maps (satellite)

Plume history

19 Jun 2026: 1,571 kg/h1 Apr 2026: 1,075 kg/h28 Mar 2026: 2,195 kg/h20 Feb 2026: 4,716 kg/h16 Feb 2026: 3,529 kg/h26 Mar 2025: 2,430 kg/h25 Aug 2024: 1,601 kg/h22 Jul 2024: 1,766 kg/h21 Jun 2024: 1,848 kg/h19 Apr 2024: 1,313 kg/h7 Jun 2023: 2,005 kg/h 7 Jun 2023 19 Jun 2026 4,716 kg/h
Emission rate of each detected plume over time
Detected Emission rate Likely operator
19 Jun 2026Other 1,571 kg/h National Iranian Oil Company Plausible View
1 Apr 2026Other 1,075 kg/h National Iranian Oil Company Plausible View
28 Mar 2026Other 2,195 kg/h National Iranian Oil Company Plausible View
20 Feb 2026Other 4,716 kg/h National Iranian Oil Company Plausible View
16 Feb 2026Other 3,529 kg/h National Iranian Oil Company Plausible View
26 Mar 2025Other 2,430 kg/h National Iranian Oil Company Plausible View
25 Aug 2024Other 1,601 kg/h National Iranian Oil Company Plausible View
22 Jul 2024Other 1,766 kg/h National Iranian Oil Company Plausible View
21 Jun 2024Other 1,848 kg/h National Iranian Oil Company Plausible View
19 Apr 2024Other 1,313 kg/h National Iranian Oil Company Plausible View
7 Jun 2023Other 2,005 kg/h National Iranian Oil Company Plausible View

Authorities you can notify

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