Hydrographic survey Services throughout the greater bay area

Cinquini & Passarino, Inc. is celebrating 70 years of perfecting geospatial solutions. We have been the premiere topographic survey firm since 1954, and now we are applying our expertise in marine geophysical and hydrographic surveys. Our collaborative team environment allows us to harness the breadth of our firm’s professional resource pool so we can mobilize the best personnel and equipment for every job.

You’ll find our multi-disciplinary teams of land surveyors, hydrographers, and cartographers have an in-depth knowledge of geodetic and hydrographic surveying acquired from years of experience. With extremely experienced and well-equipped crews, we are able to mobilize quickly and efficiently in order to meet any project goals while adhering to USACOE and IHO survey accuracy standards.  

Hydrographic Surveying

Offshore, Nearshore, and Inshore

C&P delivers custom, client-centered geophysical and hydrographic survey services:

  • Multibeam and Singlebeam Bathymetric Surveys
  • Sidescan and Backscatter Imagery Surveys
  • Sub-Bottom Profile Surveys
  • Magnetometer and Gradiometer Surveys
  • Utility Depth of Burial Surveys
  • Seafloor Classification
  • Sub-Aquatic Vegetation Surveys
  • Marine seismic surveys and sediment layer/thickness surveys
  • Cable Route Landing Sites
  • Outfall surveys
  • Marine construction support surveys
  • Marine engineering support surveys
  • Maintenance dredging and capping surveys
  • Reservoir surveys
  • Wetland restoration surveys
  • Hydrologic monitoring
  • Diver partnerships