Seismic surveys at Sibbald Flats, Alberta

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Seismic surveys at Sibbald Flats, Alberta
Kevin Hall, Robert R. Stewart, and Don C. Lawton
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Field School, August 1989
Source 1 kg
Hole depth 10-20 m
Receivers Vertical, 9 over 30 m
Receiver interval 30 m
Source interval (nominal) 30 m
Offsets Up to 5 km
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CREWES 1, August 2003
Source 3x44000 lb Hemivibes
Sweep 5-120 Hz over 12 s
Stacks 4 per VP
Receivers 3C, (OYO GS 30CT)
Receiver interval 20 m
VP interval (nominal) 20 m
Offsets Up to 5 km
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CREWES 2, November 2003
Source 3-4 kg
Hole depth 20 m
Receivers 3C (Sercel DSU)
Receiver interval 10 m
Source interval (nominal) 40 m
Offsets Up to 5 km
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N
Map showing 1989 (pink) and 2003 (blue) surveys
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E
W
Elevation profile, 1989 (pink), 2003 (blue)
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Horizontal 1 (nominally inline) receiver gather
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Horizontal 2 (nominally crossline) receiver gather
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FS89 stack
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Acknowledgments

• Peter Cary, Sensor Geophysical
• CREWES sponsors