If you are building or buying a home or business in Idaho or Washington that does not have access to a municipal water and sewer systems, we can help. Palouse Valley Septic Service provides installation of all septic tank systems and has the knowledge and expertise to do it right the first time. We are a licensed sewage system installer and licensed complex installer and we provide installation of all types of septic tanks and drainfield systems.  We are experienced in both residential and commercial septic tank installations. After the job is done Palouse Valley Septic Services provides services and maintenance programs you can depend on as well as 24 hour emergency service.