U.S. Geological Survey
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1st International Conference on Mining Impacts to the Human and Natural Environments The use of Seismic Profiling to identify subsurface fluid migration pathways James Flocks
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1st International Conference on Mining Impacts to the Human and Natural Environments The use of Seismic Profiling to identify subsurface fluid migration pathways James Flocks. U.S. Geological Survey. Principles of karst. Principles of karst. Soil-filled sinkhole. Dissolution fractures. - PowerPoint PPT Presentation
Transcript of U.S. Geological Survey
1st International Conference on Mining Impacts to the Human and Natural Environments
The use of Seismic Profiling to identify subsurface fluid migration
pathways
James Flocks
1st International Conference on Mining Impacts to the Human and Natural Environments
The use of Seismic Profiling to identify subsurface fluid migration
pathways
James Flocks
U.S. Geological SurveyU.S. Geological Survey
Principles of karstPrinciples of karst
Principles of karstPrinciples of karst
Dissolution fractures
Soil-filled sinkhole
High Resolution Seismic Profiling (HRSP)High Resolution Seismic Profiling (HRSP)
Seismic profile projects in FloridaSeismic profile projects in Florida
35 water bodies within the SJRWMD
Seismic profile projects in Florida - MarineSeismic profile projects in Florida - Marine
Seafloor
Freshwater plume
Spring vent
Buried sinkhole
Seafloor
Buried sinkhole
Vent
Seismic profile projects in Florida - LakesSeismic profile projects in Florida - Lakes
Seismic profile projects in Florida - RiversSeismic profile projects in Florida - Rivers
http://coastal.er.usgs.gov
Ocala Limestone
Hawthorn Group
Undiff. Sand and ClayDrill wells
Groundtruthing seismic profilesGroundtruthing seismic profiles
Applications to environmental monitoringApplications to environmental monitoring
2. Much of the drainage occurs in the subsurface
3. Altered drainage can increase dissolution of the underlying geology
1. Alteration of the landscape impacts drainage
Ocala Karst after overburden removalPeace River draining undergroundWinter Park sinkhole, leaky pool drain
Applications to environmental monitoringApplications to environmental monitoring
1. Alteration of the landscape impacts drainage
2. Much of the drainage occurs in the subsurface
3. Altered drainage can increase dissolution of the underlying geology
4. Subsurface dissolution pathways can be detected using seismic profiling, and ground- truth using invasive methods
Florida ContactsFlorida Contacts
GD - St. PetersburgJames [email protected]
WRD - Ft. MyersEduardo [email protected]
WRD - Ft. LauderdaleKevin [email protected]
FISC - DirectorOrlandoBarry [email protected]
