Columiba Northwest Engineering Logo

Our Services


Columbia Northwest Engineering has a wealth of experience, learn more about how we can help you on your project, large or small.


  • Surveying

  • Planning

  • Engineering

Need more information? Give us a call! (509) 766-1226

A few of Our Services

  • Wastewater Collection
  • Storm Sewer Systems
  • Septic Systems
  • Site Surveys Plats
  • Boundary Surveys
  • Right of Ways
  • Easement
  • Streets & Roadways
  • Engineering Reports
  • Commercial Site Surveys & Developments
  • Commercial & Residential Subdivisions
  • Materials Testing
  • Federal and State Permitting Process
  • Developer Impact Studies
  • Capital Improvement Plans
  • Growth Management Plans