
Septic systems.
Systems planned for your property and cared for over time.
ON-SITE SEPTIC & EXCAVATION
Thoughtful planning. Hands-on work. Septic and underground infrastructure built around your property.

OUR EXPERTISE
From a system that needs attention to a site ready for its next chapter. The right approach starts with understanding the ground.

Systems planned for your property and cared for over time.

Prepare the site. Shape the land. Build what comes next.

THE PEOPLE BEHIND THE WORK
Owner Kiel Brown brings an engineering background and experience with complex water and wastewater systems to every project.
We look beyond the next bucket of earth. Site conditions, system performance, access, and long-term reliability all shape the way we work.
Get to know On-SiteBEYOND THE DIG
From the pipe below ground to the water moving across a site. On-Site brings water and wastewater experience to the whole project.
Installing and connecting sewer systems for properties and site developments.
Discuss your projectUtility excavation and installation coordinated with your plans and project team.
Discuss your projectCollection and conveyance infrastructure built around the needs of your site.
Discuss your projectResidential Commercial Rural properties
CLEAR FROM THE START
A system that needs attention? Land to prepare? Start with what you know.
Discuss the property, access, and any plans or records that affect the work.
Confirm the scope, estimate, and timing before the project moves forward.
SERVICE AREAS
Septic systems, excavation, and underground infrastructure for residential, commercial, and rural properties across six Oregon counties.
Share your location and the work you have in mind. We’ll discuss the scope, access, and availability for your project.
HEAR IT FROM OUR CUSTOMERS
Based on 2 Google reviews
Read the customer reviews“Kiel was professional, affordable and easy to work with.”
“The work was completed without any problems, including all permits and inspections.”
Septic systems, drain fields, excavation, land clearing, grading, trenching, sewer connections, underground utilities, and commercial stormwater infrastructure. We work with homeowners, property owners, contractors, engineers, and other professionals.
The property location, a description of the work, your target timing, and any existing plans or septic records. Site access, soil conditions, materials, and the scope of work affect an estimate.
No. A request starts a conversation about your project. Scope, availability, and timing need to be confirmed directly.
On-Site Septic & Excavation is based in Salem, Oregon, and serves Linn, Benton, Lane, Polk, Marion, and Yamhill counties. Call (503) 362-7000 to discuss your property and project.
YOUR NEXT PROJECT STARTS HERE