Methane Leaks
Coal · Undetermined

Methane emitter POL_S_021

Venting shaft in Poland. Satellites have detected 6 methane plumes here since 15 Aug 2023, most recently on 12 Jun 2026.

6
Plumes
4
Plumes, last 12 months
1,589 kg/h
Largest detected rate
1,270 kg/h
Typical (median) rate
Satellite map of methane plume locations in POL_S_021
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Who likely operates it

Jastrzębska Spółka Węglowa Plausible

Evidence

  • JSW runs the coking-coal mines around Jastrzębie-Zdrój.

Other candidates

  • Polska Grupa Górnicza Plausible

What do confidence levels mean?

Write to the operator

Response so far

Source type
Venting shaft
UNEP notified
Not applicable
Operator responded to UNEP
Not applicable
First seen
15 Aug 2023
Last seen
12 Jun 2026
Coordinates
49.9967, 18.64831 · Open in Google Maps (satellite)

Plume history

12 Jun 2026: 317 kg/h19 May 2026: 921 kg/h7 Nov 2025: 1,418 kg/h18 Sep 2025: 1,589 kg/h9 Apr 2025: 1,121 kg/h15 Aug 2023: 1,454 kg/h 15 Aug 2023 12 Jun 2026 1,589 kg/h
Emission rate of each detected plume over time
Detected Emission rate Likely operator
12 Jun 2026Coal 317 kg/h Jastrzębska Spółka Węglowa Plausible View
19 May 2026Coal 921 kg/h Jastrzębska Spółka Węglowa Plausible View
7 Nov 2025Coal 1,418 kg/h Jastrzębska Spółka Węglowa Plausible View
18 Sep 2025Coal 1,589 kg/h Jastrzębska Spółka Węglowa Plausible View
9 Apr 2025Coal 1,121 kg/h Jastrzębska Spółka Węglowa Plausible View
15 Aug 2023Coal 1,454 kg/h Jastrzębska Spółka Węglowa Plausible View

Authorities you can notify

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