Methane Leaks
Waste / landfill · 21 Jun 2024

Methane plume detected in United States

On 21 Jun 2024, the EMIT - NASA satellite saw methane escaping at about 9,056 kg/h from a waste site or landfill.

Satellite map of methane plume locations in United States
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9,056 kg/h
± 4,540 kg/h (UNEP uncertainty)

If it continued at this rate for 24 hours it would release about 217 tonnes of methane.

Detected
21 Jun 2024 · 19:15 UTC
Satellite
EMIT - NASA
Sector
Waste / landfill
Wind
Plume drifting towards the E · 3.5 m/s
Coordinates
32.85347, -117.16988
Open in Google Maps (satellite)
UNEP plume ID
21f06545-dbb5-49f7-a016-aa7908423a92

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.

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Cite as: UNEP IMEO MARS plume 21f06545-dbb5-49f7-a016-aa7908423a92, via Methane Leaks (https://www.methaneleaks.com/plume/21f06545-dbb5-49f7-a016-aa7908423a92), accessed 5 Oct 2026.