Septic System Design in Cowlitz County

In order to get a septic system installed, you’ll need to obtain approval to do so. That’s why it’s important to hire a company like McNair Septic, so that we can handle it all for you.


From the moment you pick up the phone to call us, to the aftercare provided long after your system is installed. If you’re looking for septic system design and installation in Cowlitz County, then you’ve come to the right place.


Why are septic systems so important for Cowlitz County residents

Septic systems are an essential part of a property because they help in disposing of household wastewater. When public sewers aren’t available, septic systems are used to help. So how are they important for Cowlitz County residents?


Prevents water pollution

Septic systems are helpful because they treat wastewater on site, and that helps to prevent raw sewage, as well as harmful contaminants entering lakes, rivers and groundwater.


Septic systems treat wastewater onsite, preventing raw sewage and harmful contaminants from entering rivers, lakes, and groundwater. 


Protects ecosystems

It also helps in protecting the ecosystems by filtering out pollutants and pathogens. These systems help to safeguard aquatic life, as well as the surrounding area.


Manages groundwater

Groundwater is crucial to protect, especially as it is a vital drinking water source. Septic systems help to prevent groundwater from being contaminated by untreated wastewater.


Controls disease and ensures sanitation

By removing any harmful bacteria or pathogens from wastewater, septic systems help to prevent the spread of waterborne diseases.


It also provides a necessary component for household sanitation. This helps to manage waste in areas that aren’t served by central sewer systems.


Prevents back-ups

A septic system in place helps prevent sewer lines from backing up and overflowing. This could flood homes with raw sewage and, as such, creates hazardous conditions you want to avoid. 


Design factors for a septic system design

There are a number of design factors that are considered when it comes to a septic system design. These are as follows:

  • Household size and water usage
  • Soil type and percolation rate
  • Site topography and elevation
  • Seasonal high water table
  • Property size and setbacks
  • Local regulations and compliance
  • Environmentally sensitive areas to be aware of


These design factors will help to contribute to the successful design and installation of your septic system for maximum efficiency and longevity. 


Benefits of using McNair Septic for your septic design needs

McNair Septic has helped many residents in the Cowlitz County area with their septic design needs, especially since they’ve been in the industry for so long; they’re practically part of the furniture. Here are some of the benefits of using us, if you still need convincing.


We Handle Every Step of the Permit & Inspection Process

It’s good to have a business that’s knowledgeable and capable of helping with every part of the process beyond just the design and installation of your septic system.


We help with everything, from applications to approvals of the work being carried out. Taking the stress out of dealing with county paperwork is what we do best. That means as a resident in Cowlitz County, you can relax, knowing that McNair Septic has managed all applications, permits and inspections as necessary.


Lightning-Fast Turnaround – From Bid to Submittal in as little as 14 days

For many homeowners, a septic system might need to be put in place fairly quickly, especially if you’re looking to replace any existing one. Once you approve our bid, we will operate in a fast and efficient manner. We’ll submit for permits in as little as two weeks. 


As a result, your project will start sooner than other companies would, ensuring your plans and timeline remain on track.


Three Generations of Septic Design Expertise

We have plenty of experience within the business; in fact, three generations of septic design expertise are at your fingertips. We’ve been designing septic systems in Washington since the 1970s, so you’ve really got a company you can trust.


You’ll be safe in the knowledge that our decades of experience are built into every design created and implemented for our clients.


Proven Process That Simplifies a Complicated System

It can often prove to be a complicated system, but we make it simple enough to approve and process. We’ve refined our approach over the decades to make septic design as stress-free and as simple as possible for our customers.


Use McNair Septic for septic system design in Cowlitz County

If you’re looking for a septic system design in Cowlitz County, then McNair Septic is certainly one you can trust to help fit the right one, which will last a lifetime. Get in touch today to find out more about our septic system designs.


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Septic System Design in Cowlitz County