Our Services, Guaranteed!


At Cliff’s Septic Tank Service, we strive to meet your needs with quality service, without breaking your budget. 
We value our work and look forward to working with you! Contact us today at 509-837-4060. 

Our specialties include:

  • Certifications
  • Cleaning
  • Commercial
  • Demolition
  • Drainage Systems
  • Drains
  • Excavations
  • Free Estimates
  • Hand-Wash Stations
  • Holding Tanks
  • Industrial
  • Installation
  • Job Trailers
  • Maintenance
  • New Construction
  • Pipes
  • Portable Toilets
  • Pumping
  • Removals
  • Repair
  • Residential
  • Septic Tanks and Systems
  • Service Calls
  • Sewers
  • Showers
  • Sinks
  • Toilets
… and much more!
We are happy to assist with any of your septic system issues - large or small! Contact us today!
Truck - Septic Tank Service - in Sunnyside WA
Backhoe - Septic Tank Service - in Sunnyside WA

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