Hydrographic Surveys
Multi-beam, Single-beam, Sidescan
Hydrographic Surveys
Multi-beam, Single-beam, Sidescan
About Us
PCH Survey, LLC
Multibeam survey of Seaplane lagoon in Alameda, CA
PCH Survey is a hydrographic survey company specializing in the acquisition and analysis of bathymetric data and side-scan imagery. Utilizing cutting-edge sonar technologies, including multibeam, singlebeam, and side-scan systems—and advanced software solutions, we deliver precise and actionable results.
Our comprehensive field-to-finish approach emphasizes efficiency at every stage: from data acquisition and analysis to final deliverables. Our products include high-resolution bathymetric maps, volume calculations, cross-section reports, detailed sounding and contour maps. PCH Survey is a fully vetted and certified Local Business Enterprise (LBE) with the City and County of San Francisco, California
- Our biologists are also certified by NOAA to identify Caulerpa taxifolia and with CDFW to identify Pacific Herring.
Tiburon, CA
Tiburon Peninsula
Private residential
- PCH Survey performed both the pre and post dredge hydrographic survey for residents living in Tiburon, CA
San Francisco, CA
Port of San Francisco
Mission Bay Ferry Terminal
- PCH Survey performed both the pre an post dredge survey as a third party survey for The Dutra Group.
Eelgrass Surveys
High resolution eelgrass surveys
Yerba Buena Island, CA
Single beam survey
- PCH Survey performed the condition hydrographic survey for the United States Coast Guard Station at Yerba Buena Island in San Francisco Bay.
Clear Lake, CA
Single beam survey
- PCH Survey performed a condition hydrographic survey using an USV to map depths near a water district intake pump.
California
Unmanned Survey Vessel
- PCH Survey can implement a fully autonomous survey vessel with integrated RTK-GPS, survey grade fathometer (accurate to 0.1 feet), Pixhawk 4 Autopilot, and MAVLink remote control to monitor real-time data acquisition. Ideal for acquiring depths in very shallow water or locations traditional boats cannot access.