Methane Leaks
Coal · Frequent

Methane emitter USA_S_1028

Venting shaft in United States. Satellites have detected 6 methane plumes here since 21 Jun 2024, most recently on 7 Jun 2026.

6
Plumes
4
Plumes, last 12 months
2,380 kg/h
Largest detected rate
1,296 kg/h
Typical (median) rate
Satellite map of methane plume locations in USA_S_1028
Map imagery © Mapbox © OpenStreetMap © MaxarOpen the interactive map →
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Who likely operates it

We don't have enough evidence to name an operator for this site yet. If you know who runs it, tell us below.

What do confidence levels mean?

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Response so far

Source type
Venting shaft
UNEP notified
Not applicable
Operator responded to UNEP
Not applicable
First seen
21 Jun 2024
Last seen
7 Jun 2026
Coordinates
39.813, -80.51732 · Open in Google Maps (satellite)

Plume history

7 Jun 2026: 1,994 kg/h30 May 2026: 2,380 kg/h4 Nov 2025: 945 kg/h27 Oct 2025: 1,440 kg/h6 Aug 2025: 301 kg/h21 Jun 2024: 1,153 kg/h 21 Jun 2024 7 Jun 2026 2,380 kg/h
Emission rate of each detected plume over time
Detected Emission rate Likely operator
7 Jun 2026Coal 1,994 kg/h Not yet attributed View
30 May 2026Coal 2,380 kg/h Not yet attributed View
4 Nov 2025Coal 945 kg/h Not yet attributed View
27 Oct 2025Coal 1,440 kg/h Not yet attributed View
6 Aug 2025Coal 301 kg/h Not yet attributed View
21 Jun 2024Coal 1,153 kg/h Not yet attributed View

Authorities you can notify

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