1536 Sunnyside Mabton Rd Sunnyside, WA 98944
After The First Whiff...Call Cliff's


Professional Septic Tank Services in Sunnyside, WA

We proudly serve Yakima, Benton, Walla Walla, Grant, Kickitat and Franklin counties and surrounding areas. Have you discovered to your horror that septic waste is seeping into your basement? Even if you are not sure what is causing your emergency, but want the problem fixed quickly and affordability, you should give the experts at Cliff's Septic Tank Service in Sunnyside, Washington a call at 509-837-4060.
Our owner-operated company has over 60 years of experience providing a complete range of septic system solutions from tank cleaning, pumping, repair, installation, and video inspection services to installing risers and baffles. We provide services for residential, commercial and industrial clients. You can count on prompt, dependable, and courteous service from our staff of trained professionals. Our services are guaranteed!

We also provide a full line of portable toilets, including custom portable restrooms for all your needs. Restrooms are available for weddings and special events. Contact Cliff's Septic Tank Service for further details!

In addition, we also offer free advice and information, high pressure flushing, repair backed up toilets, clogged lines, and broken pipes. No job is too big or too small. We consider all of our clients to be important. We look forward to serving you during your time of need.

Give Cliff's Septic Tank Service a call today for more information or to request service. We look forward to hearing from you soon.

Our other services include:

  • Cesspool Maintenance
  • Drain Field Restoration
  • Leach Field Restoration
  • Power Snaking, Video Camera
  • Septic and Bulk Hauling
  • Septic Grease Trap Maintenance
  • Septic Tank System Repairs, Installations, Inspections and Pumping