Septic Design & Consulting in Camas

Professional septic design and consulting services in Camas, WA. We help homeowners and property developers with septic system planning, permitting, and installation guidance throughout Camas.

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Expert Septic Design & Consulting in Camas, WA


When it comes to building or upgrading your property in Camas, having a reliable septic system is essential. At McNair Septic Design & Consulting, we specialize in septic design, soil evaluations, and consulting to ensure your system meets both county regulations and your property’s needs. From new construction projects in developing neighborhoods to rural properties outside downtown Camas, our team has the experience to deliver solutions that last.


Our septic consulting process in Camas starts with understanding your property’s unique conditions. We conduct thorough site and soil evaluations to determine the best septic system type for your land—whether that’s a gravity system, pressure distribution, sand filter, or an advanced treatment option. Every design is tailored to your lot, usage needs, and long-term plans, ensuring you get a system that is cost-effective, efficient, and built for the future.


We don’t just design septic systems—we also handle the county paperwork. Our team manages permits, inspections, and approvals with Clark County Public Health so you don’t have to navigate confusing regulations on your own. This saves you time, reduces delays, and ensures your project keeps moving forward.


For over three generations, McNair Septic has supported homeowners in Camas and the surrounding region with trusted septic solutions. Whether you’re preparing land for a new build in Lacamas Lake, upgrading an older home near Prune Hill, or planning a development along the Washougal River, we bring decades of local expertise to every project.

McNair Septic Blogs

Rows of black pipes emerging from freshly dug earth, in front of a house under construction.
September 23, 2025
Need a septic drain field in Camas, WA? McNair Septic Design & Consulting provides expert soil testing, site evaluations, and custom drain field designs. Licensed, insured, and trusted for 3 generations with fast 14-day turnaround.
Green field with piles of dirt; a person stands in the distance near trees and a blue sky.
September 23, 2025
Need perc testing in Camas, WA? McNair Septic Design & Consulting provides expert soil evaluations, septic design, and full permit handling. Licensed, insured, and trusted for 3 generations with fast 14-day turnaround and a 4.9-star rating.
Green septic tank lids on concrete in a muddy construction site.
September 23, 2025
Need an aerobic septic system in Camas, WA? McNair Septic Design & Consulting provides expert soil evaluations, septic design, and permit handling. Licensed, insured, and trusted for 3 generations with fast 14-day turnaround and a 4.9-star rating.
Septic tank installation in dirt, two green-lidded tanks, PVC pipes, and buried trenches in a wooded area.
September 23, 2025
Looking for a gravity septic system in Camas, WA? McNair Septic Design & Consulting provides expert soil evaluations, septic design, and full permit handling. Licensed, insured, and trusted locally for 3 generations with fast 14-day turnaround.
Rows of black pipes emerging from freshly dug earth, in front of a house under construction.
September 23, 2025
Need septic tank design in Camas, WA? McNair Septic Design & Consulting provides expert soil evaluations, custom septic designs, and full permit handling. Licensed, insured, and trusted for 3 generations with fast 14-day turnaround.
Construction site: Septic tank installation, with tanks, piping, and dirt.
September 23, 2025
Looking for septic system design in Camas, WA? McNair Septic Design & Consulting provides expert soil evaluations, perc testing, and custom septic designs. Licensed, insured, and trusted for 3 generations with fast 14-day turnaround.

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