Methane Leaks

New methane plumes: week of 15 Dec 2025

UNEP published 3,274 new methane plume detections this week across 61 countries.

3,274
Plumes
61
Countries
559,000 kg/h
Largest detected rate
200
With a likely operator

Biggest new plumes

Detected CountrySite Emission rate Likely operator
8 Oct 2024Oil & gas Kazakhstan— 559,000 kg/h Not yet attributed View
17 Sep 2024Oil & gas Russia— 440,000 kg/h Not yet attributed View
24 Oct 2024Oil & gas United States— 409,000 kg/h Not yet attributed View
3 Jul 2024Oil & gas Russia— 372,000 kg/h Not yet attributed View
23 Sep 2024Oil & gas Kazakhstan— 322,000 kg/h Not yet attributed View
9 Dec 2024Oil & gas Uzbekistan— 282,000 kg/h Uzbekneftegaz Plausible View
7 Jun 2024Oil & gas Turkmenistan— 270,000 kg/h Turkmennebit Plausible View
18 Mar 2025Oil & gas Turkmenistan— 267,000 kg/h Turkmennebit Plausible View
6 Jun 2024Oil & gas Turkmenistan— 266,000 kg/h Turkmennebit Plausible View
8 Oct 2024Oil & gas Kazakhstan— 265,000 kg/h Not yet attributed View
17 Sep 2024Waste / landfill Russia— 263,000 kg/h Not yet attributed View
5 Mar 2025Oil & gas Turkmenistan— 254,000 kg/h Turkmennebit Plausible View
27 May 2024Oil & gas Turkmenistan— 249,000 kg/h Turkmengaz Plausible View
26 Mar 2025unknown South Sudan— 247,000 kg/h Not yet attributed View
15 Oct 2024Coal China— 242,000 kg/h Not yet attributed View

New plumes by country

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