Coal · Persistent

Methane emitter POL_S_027

Venting shaft in Poland. Satellites have detected 7 methane plumes here since 9 Apr 2025, most recently on 14 Aug 2026.

Plumes

Plumes, last 12 months

3,130 kg/h

Largest detected rate

777 kg/h

Typical (median) rate

Satellite map of methane plume locations in POL_S_027 — Map imagery © Mapbox © OpenStreetMap © MaxarOpen the interactive map →

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Who likely operates it

Polska Grupa Górnicza Plausible

Evidence

State-controlled PGG runs most Upper Silesian thermal-coal mines.

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: 9 Apr 2025
Last seen: 14 Aug 2026
Coordinates: 50.21196, 18.69162 · Open in Google Maps (satellite)

Plume history

Emission rate of each detected plume over time

Detected	Emission rate	Likely operator
14 Aug 2026Coal	3,130 kg/h	Polska Grupa Górnicza Plausible	View
28 Jul 2026Coal	—	Polska Grupa Górnicza Plausible	View
1 Jul 2026Coal	—	Polska Grupa Górnicza Plausible	View
19 May 2026Coal	—	Polska Grupa Górnicza Plausible	View
5 Apr 2026Coal	—	Polska Grupa Górnicza Plausible	View
15 Aug 2025Coal	777 kg/h	Polska Grupa Górnicza Plausible	View
9 Apr 2025Coal	632 kg/h	Polska Grupa Górnicza Plausible	View

Authorities you can notify

Chief Inspectorate of Environmental Protection (GIOŚ)

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