Oil & gas · Not seen recently

Methane emitter CHN_S_709

O&G source (generic) in China. Satellites have detected 2 methane plumes here since 23 Dec 2025, most recently on 2 Jan 2026.

Plumes

Plumes, last 12 months

702 kg/h

Largest detected rate

520 kg/h

Typical (median) rate

Satellite map of methane plume locations in CHN_S_709 — Map imagery © Mapbox © OpenStreetMap © MaxarOpen the interactive map →

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Who likely operates it

PetroChina Plausible

Parent company: CNPC

Evidence

PetroChina's Qinghai Oilfield operates the Qaidam basin.

What do confidence levels mean?

Write to the operator

Response so far

Source type: O&G source (generic)
UNEP notified: Yes
Operator responded to UNEP: No
First seen: 23 Dec 2025
Last seen: 2 Jan 2026
Coordinates: 37.36665, 94.13184 · Open in Google Maps (satellite)

Plume history

Emission rate of each detected plume over time

Detected	Emission rate	Likely operator
2 Jan 2026Oil & gas	702 kg/h	PetroChina Plausible	View
23 Dec 2025Oil & gas	338 kg/h	PetroChina Plausible	View

Authorities you can notify

Ministry of Ecology and Environment

Is this attribution wrong?

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