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Development of an Aerial Multispectral Remote Sensing System and Operational Utilization during Oil Spill Response Judd Muskat – California Dept. of Fish.

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Presentation on theme: "Development of an Aerial Multispectral Remote Sensing System and Operational Utilization during Oil Spill Response Judd Muskat – California Dept. of Fish."— Presentation transcript:

1 Development of an Aerial Multispectral Remote Sensing System and Operational Utilization during Oil Spill Response Judd Muskat – California Dept. of Fish & Wildlife, OSPR *Jan Svejkovsky – Ocean Imaging Corp. Joseph Mullin – BSEE (retired) *Principle Investigator, jan@oceani.com

2 THE LEMPERT-KEENE-SEASTRAND OIL SPILL PREVENTION AND RESPONSE ACT (SB 2040) (GOVERNMENT CODE 8670.3.) "Best achievable technology" “…that are being developed, could feasibly be developed, or are currently in use anywhere in the world” Best Achievable Protection

3 Radarsat-1

4 RADARSAT October 28, 2005 1756 Hrs

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6 AREA OF CALM WATER Large Ship 18 Mile Trail (Oil Film?)

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8 OSPR Scientific Study and Evaluation Program Ocean Imaging’s DMSC-MK2 Four Channel Aerial Sensor PROJECT OBJECTIVE: DEVELOP AN OPERATIONAL AERIAL IMAGING TECHNOLOGY THAT WOULD ENABLE REAL-TIME OIL SPILL MAPPING IN GIS FORMAT, ELIMINATE FALSE TARGETS, WITH AN EASILY DEPLOYABLE AND PORTABLE SENSOR

9 Suspended Sediment Oil Kelp Sediment Oil Sun Glint Elimination of False Targets

10 Two test flights over Santa Barbara Channel seeps were conducted in mid-2004 400nm (UV) 550nm (Green) 850nm (near-IR) Oil on Water Detection Composite

11 Bureau of Safety and Environmental Enforcement (BSEE) (Formaly MMS) Ohmsett is the National Oil Spill Response Test Facility, located in Leonardo, New Jersey. The name Ohmsett is an acronym for "Oil and Hazardous Materials Simulated Environmental Test Tank"

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13 Cosco Busan November 7, 2007

14 Utilization in an Actual Spill Cosco Busan spill, 11/09/07, San Francisco Bay

15 Overfligh t 2300 UTC Utilization in an Actual Spill Platform A spill, 12/7/08, Santa Barbara Channel

16 Open Ocean Collection

17 Utilization in an Actual Spill Platform A spill, 12/7/08, Santa Barbara Channel

18 Mapping Spills Better and Faster Traditional Approach: Visual observations from helicopter or aircraft converted to drawing on a map using GPS. Our Approach: Easily-deployable computerized system utilizing multiple imaging channels in the visible, near-IR & thermal-IR Advantages over visual methods: 1) System is objective – does not rely on opinion and experience of operator 2) Survey map is in digital GIS format – allows accurate location determinations, direct computation of oil spill area and volume, etc. 3)Survey provides much greater detail

19 The Deepwater Horizon Oil Spill: Experiences from the response

20 Deepwater Horizon (MC-252)

21 Analysis maps were utilized for multiple applications including: Source area oil distribution for response resource management & trajectory modeling Location of recoverable oil targets Location/extent of beached and marsh-entrained oil Effectiveness of dispersants

22 Locating recoverable oil targets

23 Dispersant Monitoring

24 UV/Vis MultispectralThermal IR Mapping beached & marsh-entrained oil

25 Thick sheen Emulsion Thick beached or entrained oil Final Classification

26 Field SCAT vs. Remote Sensing

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30 scat

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33 Lessons Learned: Advantages: Aerial image-derived oil analyses are useful for multiple response applications Especially useful for supporting SCAT field activities in hard-to- reach marsh areas Potential new aerial dispersant application monitoring method Limitations: Daily spatial coverage is limited for very large spills Technology is still novel – not yet fully incorporated in specific response protocols

34 Peer Reviewed Paper, October 2012 Edition: Photogrammetric Engineering and Remote Sensing

35 Current Events

36 OSPR Thank You Judd.muskat@wildlife.ca.gov (916) 324-3411


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