Terramar Instruments is proud to be building on 20 years of surveying experience. We founded Terramar Instruments to provide the very best value in geophysical and geotechnical surveying equipment. You can rely on us to help guide you through the purchase process by matching your application to the most appropriate instrument. We offer a large selection of products representing leading manufacturers of land, marine, airborne, and underground survey instruments. Combining our survey experience with top-rated instruments provides the best value possible for our customers.

Professional Associations & Certifications

  • Environmental and Engineering Geophysical Society

Serviced Areas

  • CA, OR, WA

Payment Options

  • American Express, MasterCard, PayPal, VISA, Wire Transfer

Contact Details

  Person Matt Benson
  City Carnation, WA
  Zip Code 98014
  Address 7930 327th Avenue NE
  Phone Number (425) 497-9015

Business Representative

Matt Benson


Products & Services

Product Categories

Electrical Resistivity Imaging
Electromagnetics Systems
Ground Penetrating Radar
Magnetic Susceptibility Meters
Marine Seismic Systems
Non-Destructive Testing
Seismic Refraction and Reflection

From Our Website

Northwest Geophysics has transitioned to Terramar Instruments in Indianapolis. We still have the same great selection of geophysical equipment ready for your projects. Being centrally located in the continental US helps us control costs and keep our prices low.