National Iranian Oil Company methane leaks
240 satellite-detected methane plumes at 61 sites we attribute to National Iranian Oil Company, 68 of them in the 12 months to 1 Sep 2026.
An attribution is our best estimate of who operates the site, with a stated confidence level. It is not proof of wrongdoing. National Iranian Oil Company can reply or correct it at any time. Is this attribution wrong?
68
Plumes, last 12 months
61
Sites
161,714 kg/h
Largest detected rate
29 Aug 2026
Last seen
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Most recent plumes
| Detected | Site | Emission rate | Likely operator | |
|---|---|---|---|---|
| 29 Aug 2026Oil & gas | IRN_S_023 | 4,184 kg/h | National Iranian Oil Company Plausible | View |
| 25 Aug 2026Oil & gas | IRN_S_249 | 1,607 kg/h | National Iranian Oil Company Plausible | View |
| 25 Aug 2026Oil & gas | IRN_S_250 | 1,702 kg/h | National Iranian Oil Company Plausible | View |
| 21 Aug 2026Oil & gas | IRN_S_249 | 2,597 kg/h | National Iranian Oil Company Plausible | View |
| 21 Aug 2026Oil & gas | IRN_S_250 | 3,199 kg/h | National Iranian Oil Company Plausible | View |
| 18 Aug 2026Oil & gas | IRN_S_246 | 6,724 kg/h | National Iranian Oil Company Plausible | View |
| 22 Jul 2026Oil & gas | IRN_S_152 | 9,932 kg/h | National Iranian Oil Company Plausible | View |
| 19 Jul 2026Oil & gas | IRN_S_152 | 12,521 kg/h | National Iranian Oil Company Plausible | View |
| 17 Jul 2026Oil & gas | IRN_S_152 | 18,049 kg/h | National Iranian Oil Company Plausible | View |
| 14 Jul 2026Oil & gas | IRN_S_237 | 5,739 kg/h | National Iranian Oil Company Plausible | View |
| 14 Jul 2026Oil & gas | IRN_S_238 | 3,758 kg/h | National Iranian Oil Company Plausible | View |
| 14 Jul 2026Oil & gas | IRN_S_152 | 5,148 kg/h | National Iranian Oil Company Plausible | View |
How to contact National Iranian Oil Company
Public contact routes published on the company's own website.
- Website
- en.nioc.ir/Portal/Home/
- Countries
- Iran
- Confidence of these attributions
- Plausible × 61
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Sites attributed to National Iranian Oil Company
| Site | Plumes, last 12 months | Largest detected rate | Last seen | Likely operator |
|---|---|---|---|---|
| IRN_S_019Gathering and boosting facilities | 119 total | 11,492 kg/h | 2 Sep 2025 | National Iranian Oil Company Plausible |
| IRN_S_010Transmission Compressor Station | 317 total | 23,851 kg/h | 19 Jun 2026 | National Iranian Oil Company Plausible |
| IRN_S_007Transmission Compressor Station | 016 total | 8,121 kg/h | 26 Jun 2025 | National Iranian Oil Company Plausible |
| IRN_S_152Transmission Pipelines | 1414 total | 19,955 kg/h | 22 Jul 2026 | National Iranian Oil Company Plausible |
| IRN_S_049Transmission Compressor Station | 214 total | 5,527 kg/h | 19 Jun 2026 | National Iranian Oil Company Plausible |
| IRN_S_074Well head | 112 total | 5,948 kg/h | 23 May 2026 | National Iranian Oil Company Plausible |
| IRN_S_059Chemical plant component | 511 total | 4,716 kg/h | 19 Jun 2026 | National Iranian Oil Company Plausible |
| IRN_S_077O&G facility (generic) | 28 total | 8,464 kg/h | 23 May 2026 | National Iranian Oil Company Plausible |
| IRN_S_207Pipeline valve | 77 total | — | 5 Jan 2026 | National Iranian Oil Company Plausible |
| IRN_S_094Gas disposal facility | 07 total | 1,869 kg/h | 23 Jun 2025 | National Iranian Oil Company Plausible |
| IRN_S_095Transmission Pipelines | 26 total | 1,819 kg/h | 23 May 2026 | National Iranian Oil Company Plausible |
| IRN_S_096Transmission Pipelines | 26 total | 2,128 kg/h | 23 May 2026 | National Iranian Oil Company Plausible |
| IRN_S_123Transmission Pipelines | 16 total | 6,008 kg/h | 21 Feb 2026 | National Iranian Oil Company Plausible |
| IRN_S_117Transmission Compressor Station | 06 total | 935 kg/h | 26 Jul 2024 | National Iranian Oil Company Plausible |
| IRN_S_097Transmission Pipelines | 25 total | 2,697 kg/h | 23 May 2026 | National Iranian Oil Company Plausible |
| IRN_S_037O&G facility (generic) | 05 total | 5,447 kg/h | 22 Jun 2025 | National Iranian Oil Company Plausible |
| IRN_S_048Transmission Compressor Station | 05 total | 4,029 kg/h | 11 Jun 2025 | National Iranian Oil Company Plausible |
| IRN_S_014Gathering and boosting facilities | 05 total | 8,006 kg/h | 16 Aug 2024 | National Iranian Oil Company Plausible |
| IRN_S_023Gathering and boosting facilities | 14 total | 23,113 kg/h | 29 Aug 2026 | National Iranian Oil Company Plausible |
| IRN_S_144Flare | 14 total | 19,682 kg/h | 1 Jun 2026 | National Iranian Oil Company Plausible |
| IRN_S_249Tank batteries · Frequent | 23 total | 4,378 kg/h | 25 Aug 2026 | National Iranian Oil Company Plausible |
| IRN_S_220Flare | 33 total | 28,835 kg/h | 14 Jun 2026 | National Iranian Oil Company Plausible |
| IRN_S_219Flare | 33 total | 30,193 kg/h | 11 Jun 2026 | National Iranian Oil Company Plausible |
| IRN_S_105O&G facility (generic) | 03 total | 2,693 kg/h | 18 Apr 2025 | National Iranian Oil Company Plausible |
| IRN_S_063Transmission Compressor Station | 03 total | 14,889 kg/h | 19 Dec 2024 | National Iranian Oil Company Plausible |
| IRN_S_115Flare | 03 total | 40,879 kg/h | 6 Sep 2023 | National Iranian Oil Company Plausible |
| IRN_S_250Tank batteries · Frequent | 22 total | 3,199 kg/h | 25 Aug 2026 | National Iranian Oil Company Plausible |
| IRN_S_237O&G source (generic) | 22 total | 5,739 kg/h | 14 Jul 2026 | National Iranian Oil Company Plausible |
| IRN_S_223O&G source (generic) | 22 total | 15,152 kg/h | 29 Jun 2026 | National Iranian Oil Company Plausible |
| IRN_S_213Compressor station | 22 total | 25,847 kg/h | 17 Jun 2026 | National Iranian Oil Company Plausible |
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.