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Federal
Continuous Seismic Profiling (CSP) at Callahan Mine Site: May 2017 to July 2018
Department of the Interior —
In May 2017 and July 2018, continuous seismic profiling (CSP) surveys were collected in Goose Pond at the Callahan Mine site. The chirp frequency CSP tool was used in... -
Federal
Borehole, Surface, and Water-Borne Geophysical Surveys at the Callahan Mine Superfund Site in Brooksville, Maine: October 2016 to July 2018
Department of the Interior —
From October 2016 to July 2018, the U.S. Geological Survey, in cooperation with the U.S. Army Corps of Engineers and Maine Department of Transportation, collected... -
Federal
Continuous Seismic Profiling with a Dual-Frequency Echo Sounder (CSP-DSO) at Callahan Mine Site: May 2017
Department of the Interior —
In May 2017 a dual-frequency echo sounder was used in Goose Pond at the former Callahan Mine site to obtain seismic profiles in very shallow water. The method uses...