geophysical imaging of contaminant plumes and …
TRANSCRIPT
p11p9p7p5p3p1c1c2p2p4p6p8p10
GEOPHYSICAL IMAGING OF CONTAMINANT PLUMES AND SEEPSBENEATH RIVERS AND LAKES
DepthSounder
GPS
Paul Bauman and Brad [email protected] 403-247-5727
WORLEYPARSONS, CALGARY, ALBERTA
GEOPHYSICAL ASSESSMENTOF CONTAMINATED SITES
EM31 TerrainConductivity
Mapping
Cross-SectionalConductivity Plume
Imaging
SURFACE WATER HOLDING PONDSURFACE WATER HOLDING POND
ERT BEDROCK MAPPING FORA BRIDGE ABUTMENT
MEASURED TOP OF LIMESTONE FROM CLIFFFACE EXPOSURE
ERT INTERPRETED TOP OFLIMESTONE
ERT INTERPRETED TOP OFSAND
PRINCIPLE FOR BUILDING UP APRINCIPLE FOR BUILDING UP APSEUDOSECTIONPSEUDOSECTION
(Loke, 1995)
2-D RESISTIVITY INVERSION DETERMINES THE MODELBLOCKS THAT WILL PRODUCE AN APPARENTRESISTIVITY PSEUDOSECTION THAT AGREES WITH THEMEASUREMENTS FROM THE ACTUAL FIELD SURVEY
FORT MCMURRAY,FORT MCMURRAY,ALBERTAALBERTA
FORT SASKATCHEWAN,FORT SASKATCHEWAN,ALBERTAALBERTA
ASHBRIDGES BAY WASTEWATER TREATMENT PLANT,ASHBRIDGES BAY WASTEWATER TREATMENT PLANT,ONTARIOONTARIO
SARNIA INDUSTRIAL AREA,SARNIA INDUSTRIAL AREA,ONTARIOONTARIO
FRASER RIVER, BCFRASER RIVER, BC
c1c2p1p2p3p4p5p6p7p8p9p10p11
Dipole-Dipole Array
DepthSounder
GPS
c1c2p1p2p3p4p5p6p7p8p9p10p11
Dipole-Dipole Array
DepthSounder
GPS
Dipole-Dipole Marine Resistivity
p11p9p7p5p3p1c1c2p2p4p6p8p10
Modified Inverse Schlumbeger Array
DepthSounder
GPS
p11p9p7p5p3p1c1c2p2p4p6p8p10
Modified Inverse Schlumbeger Array
DepthSounder
GPS
INDUSTRIAL WASTEWATER POND, ONTARIO
PondFlo
wDire
ctio
n
BATHYMETRY CORRECTION - BEFORE
FLOW DIRECTION
BATHYMETRY CORRECTION - AFTER
FLOW DIRECTION
New/Other Technologies andUses
New/Other Technologies and Uses
• Marine ERT System
• Land Streamer System
• Airborne Geophysics
• Steep Terrain
MARINE STREAMER ON THE ATHABASCA RIVER
ELECTRICAL IMAGING OF SURFICIALGEOLOGY BENEATH A NORTHERN ALBERTA
RIVER0
mbgs
50mbgs
