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Text / 50 MHz Ground - Penetrating Radar Geophysical Profiling for Depth to Bedrock ...

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50 MHz Ground - Penetrating Radar Geophysical Profiling for Depth to Bedrock and Sediment Thickness at the York Creek Dam, St. Helena, California
Gary Mann
Date Created and/or Issued
Publication Information
Earth Imaging Geologic Services
Contributing Institution
UC Riverside, Library, Water Resources Collections and Archives
Clearinghouse for Dam Removal Information (CDRI)
Rights Information
Transmission or reproduction of materials protected by copyright beyond that allowed by fair use requires the written permission of the copyright owners. Works not in the public domain cannot be commercially exploited without permission of the copyright owner. Responsibility for any use rests exclusively with the user.
Scope/Content: Abstract: An extensive, 50 MHz, ground-penetrating radar (GPR) survey was conducted within the accessible portions of the Upper York Creek reservoir to identify the estimated depth to bedrock and corresponding, overburden sediment thickness.
Scope/Content: Author affiliation: Earth Imaging Geologic Services
Scope/Content: Dam type: earthen
Scope/Content: Reservoir size: 30 acre-ft. Height: 50 ft. Length: 140 ft.
Scope/Content: Date constructed: 1900.
Pre- and post-project monitoring
Sediment and channel dynamics
Dam retirement
York Creek, CA
Upper York Creek Dam
Lat: 38 deg, 30' 49.79" N; Long: 122 deg, 30' 11.14" W

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