Beacon Cave Entrance - CLU-IN

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1
Using Semi-Permeable Membrane
Device (SPMD) Samplers in Cave
Environments to Detect PCBs
Presented by: Julie Schaer
2
Beaver Pond Resurgence at
the West Virginia/ Virginia
State Line
3
Map of West Virginia
Showing Site Location
Mercer County, WV
4
Topographical Map of study area with overlay of Limestone Bedrock
5
Limestone of Mercer County
6
Potential Source
Cave Entrance Locations
7
Beaver Pond Resurgence
8
View Into Cave at
Resurgence
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10
11
12
13
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Beacon Cave Entrance
15
16
A Walking Passage in Beacon Cave
17
Assembling SPMD Housings
18
Assembling SPMD Housings
19
Deploying the SPMD Housings
20
Topographical Map with Overlay of Beacon Cave Footprint
21
Results
The SPMDs installed into Beacon Cave yielded the
most significant PCB detections in the study area
The detections from SPMDs installed into Beacon
Cave were approximately double that of the next
highest “hits”
22
Installation Challenges/ Differences from Above Ground
Packaging to transport through a cave
Finding a location with steady water
Securing SPMD samplers for surge events
Hiding the SPMD Sampler or
Labeling the SPMD Sampler for your anticipated finders
(Cavers vs. Spelunkers)
23
A “DAMP” Cave
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Installation Challenges/ Differences from Above Ground
Packaging to transport through a cave
Finding a location with steady water
Securing SPMD samplers for surge events
Hiding the SPMD Sampler or
Labeling the SPMD Sampler for your anticipated finders
(Cavers vs. Spelunkers)
25
Hope I don’t Run into
any uh dem BATS!
26
Potential Resources
National Speleological Society (NSS)
Local Grottos
Area Cavers
State Cave Surveys
West Virginia Speleological Survey (WVaSS)
Kentucky, Virginia, Tennessee, etc…
27
Cave Map Example
28
Beacon Cave System Overview
Cave Name
Cave Length (Ft.)
Groundwater Travel Time to
Beaver Pond Resurgence
Holiday Hole
250
Unknown
KFC Cave
504
2 Days
Cole Hole
500+
Under 6 hours
Beacon Cave
15,000
Under 1 hour
Beaver Pond Cave
247
N/A
Total
16,501
29
Acknowledgements and Photo Credits
Nick Schaer and George Dasher , WV DEP
West Virginia Speleological Survey (WVaSS)
Jerry Fuller
Tri-State Grotto
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