Methane plume detected in United States
On 9 Aug 2023, the EMIT - NASA satellite saw methane escaping at about 1,693 kg/h from a waste site or landfill.
Evidence packet
If it continued at this rate for 24 hours it would release about 40.6 tonnes of methane.
- Detected
- 9 Aug 2023 · 16:50 UTC
- Satellite
- EMIT - NASA
- Sector
- Waste / landfill
- Wind
- Plume drifting towards the E · 1.3 m/s
- Coordinates
- 32.85347, -117.16988
Open in Google Maps (satellite) - UNEP plume ID
dff519cd-77ae-4541-b9e3-5bad594ec4fa
Likely operator
CITY OF SAN DIEGO Plausible
WEST MIRAMAR SANITARY LANDFILL (landfill) operated by CITY OF SAN DIEGO, 2.56 km from plume
Emitting site
USA_S_538 · Landfill
5 plumes detected at this site
Status
UNEP has not recorded a notification for this plume.
Nobody has reported contacting the operator through Methane Leaks yet.
Push for action
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Write to the operator →Authorities you can notify
- U.S. EPA — report an environmental violation — Federal tip line; covers landfills, oil & gas and coal mines.
- California Air Resources Board
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Cite as: UNEP IMEO MARS plume dff519cd-77ae-4541-b9e3-5bad594ec4fa, via Methane Leaks (https://www.methaneleaks.com/plume/dff519cd-77ae-4541-b9e3-5bad594ec4fa), accessed 5 Oct 2026.