Real Time Detection and Geolocalization of Methane Plumes by AVIRIS-NG

6/18/2015 david.r.thompson@jpl.nasa.gov 1

David R. Thompson

Andrew Aubrey

Brian D. Bue

Michael Eastwood

Robert O. Green

Mark Helmlinger

Eric Kort1

Scott Nolte

Andrew Thorpe

Christian Frankenberg

Jet Propulsion Laboratory, California Institute of Technology1 University of Michigan

Copyright 2015 California Institute of Technology. All rights reserved. US Government Support Acknowledged.

Four Corners Methane Anomaly

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Image Credit: NASA/JPL-Caltech/University of Michigan

SCIAMACHY retrievals [Kort, Frankenberg et al. Geophysical Research Letters 2014]

AVIRIS-NG joins NOAA over Four Corners

PI Christian Frankenberg

Funded by NASA & Jack Kaye

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Photos courtesy C. Frankenberg

Methane spectral signature

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CH4 transmittance(modeled)

AVIRIS-NG In plume / out of plume

Real-time CH4

detection

A matched filter provided real time detection, measurement, and geolocalization of methane absorption

Enabled adaptive survey and immediate followup by in situ ground, aircraft sensors

[Thompson et al., AMTD, in press]

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Image courtesy Google earth, Landsat

Coal

mine

Wide-area

survey

Detections

19-21 AprilLocal

targeted

surveys

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CH4 AVIRIS-NG

100m

Thermal

camera: CH4 Google EarthTypical

methane plume

from tank

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AVIRIS-NG: CH4 (ppm x m)AVIRIS-NG: RGB channels

100m N

100m

AVIRIS-NG: CH4 (ppm x m)AVIRIS-NG: RGB channels

CH4 observed

along gas

pipeline using

thermal camera

Operators shut

down pipeline

Pipeline leak

(one of two

detected)

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Google EarthAVIRIS-NG: CH4 (ppm x m)

AVIRIS-NG: RGB channels

100m

Large Methane

Plume from

Coal mine vent

Thanks!

Jack Kaye and the NASA Earth Science

Division

The AVIRIS-NG and HyTES teams

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PBS Video posted today