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Find Septic system installers and replacers in Portland

Avatar for A AFFORDABLE SEPTIC SERVICE LLC
A AFFORDABLE SEPTIC SERVICE LLC
4.6(
108
)

Serving Portland, OR and surrounding areas

Approved

In business since 1987

Free estimates

Emergency services offered

"I put in a request for septic tank pumping and the first contact (from other company) was crazy high. A Affordable Septic gave a quote that was extremely reasonable and they surely live up to the name. Marty came out this morning; on time or even a bit early. He was extremely kind and helpful. I would definitely recommend this company for anyone needing septic service. I pray God's Blessings on this company and its employees. John 3:16"
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3 neighbors recently requested a quote
Recommended by97%of homeowners
Quality Septic and Excavation, LLC
5.0(
6
)

Serving Portland, OR and surrounding areas

Approved

In business since 2022

Free estimates

Credit card accepted

"Our existing septic tank was only a few years old, but the associated drainfield was failing and required replacement. Due to a small lot, our options were limited; but rather than a huge and unsightly bottomless sand filter, we opted for a less obtrusive (but expensive) treatment unit and pumps along with the needed replaced drainfield. Cory was very helpful in explaining complex options and costs."
Response time6 hrs
19 neighbors recently requested a quote
Recommended by83%of homeowners
Avatar for 3 Mountains Plumbing
3 Mountains Plumbing
4.2(
648
)

Serving Portland, OR and surrounding areas

Approved

In business since 2000

Emergency services offered

Warranties offered

"Excellent service with same day response to a water heater outage. All points of contact were outstanding starting with initial phone call and giving and estimate of time of arrival as well as 15 minute warning call that Johnny was arriving. Johnny was friendly, knowledgeable, and presented numerous options for fixing or replacing the 10 year old heater. When I opted to replace it he was able to get it delivered right to the house while he was draining and disconnecting the old heater. Start to finish was about 3 hours. I highly recommend 3 Mountains Plumbing because of the excellent communication, response time and service."
The 3MP Team (Circa 2017)
Bill Kerrigan
Alex Grabbing a Photo
Rolling Through Lake Oswego
Random Patch Photo

+103

Response time1 day
Recommended by92%of homeowners
Avatar for WB Excavation
WB Excavation
4.9(
17
)

Serving Portland, OR and surrounding areas

Approved

In business since 2019

Free estimates

Credit card accepted

"During the project the team came up against a few obstacles but easily offered some suggestions and made changes no problem or additional cost"
Gallery
2 neighbors recently requested a quote
Recommended by80%of homeowners
Avatar for Andrew Excavation & Septic, LLC
Andrew Excavation & Septic, LLC
5.0(
2
)

Serving Portland, OR and surrounding areas

Approved

In business since 2019

Free estimates

Emergency services offered

We are committed to understanding your unique needs and creating a plan to deliver a quality finished project. We pride ourselves on exceptional communication to provide understanding of all variables. In the PNW, drainage is the name of the game. We take on a variety of projects from preparing the site to build, to horse arena drainage systems, to septic system install. We are seasoned in working with utilities for power, water septic and to deliver to the site. As well as road building. Feel free to call with questions or concerns to ensure a good fit for all. 503830848\n

Septic Repair
Septic Repair
ATT Septic System Install
ATT Septic System Install
ATT Septic System Install

+10

Response time1 day
Response rate100%
2 neighbors recently requested a quote
Avatar for Grumpy's Drains
Grumpy's Drains
4.8(
582
)

Serving Portland, OR and surrounding areas

Free estimates

Credit card accepted

"I had a clogged drain line near the street that a rooter guy couldn't break through. I thought I was looking at having to replace the entire line. At the risk of throwing good money after bad, I called Grumpy's. I got great advice over the phone including a number to call if I decided to have the line dug up. The rate I was quoted was reasonable. Grumpy came out and cleared the line in less than half an hour. In addition, he put a scope down the line, found the exact location where roots were getting through, and marked the spot with paint at no extra charge. He wrote down the coupling and pipe I would need to make the repair. When I dug, the break was right where he indicated. Grumpy was a real pro. He saved me a bunch of time and money."
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Recommended by94%of homeowners
Avatar for SPEEDY SEPTIC
SPEEDY SEPTIC
4.4(
91
)

Serving Portland, OR and surrounding areas

In business since 1983

Emergency services offered

Warranties offered

"When the crew understood how concerned I was about the entire condition of the septic system, they took the time to explain to me every detail of what needed to be done, what they were doing at the time, and how the system would work with the pump when the project was completed. Every crew member was professional, courteous and skilled at what looked to me to be a complicated (and icky) job. I received multiple phone calls to ensure I knew when they were coming and what was to be done. There were no surprises for me, and I can flush with confidence thanks to them knowing that my brand new tank and pump are installed 100% correctly. (It easily passed county inspection.) This was an excellent experience, and I would hire them again in a heartbeat !"
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2 neighbors recently requested a quote
Recommended by88%of homeowners
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FAQs for septic system installation and replacement projects in Portland, OR

Most septic system replacements require several days to complete, not including permitting and preparation time. The process begins with site assessment and testing, followed by excavation, component installation, and final inspection. Weather conditions, property accessibility, and inspection schedules can all affect your project timeline. Your contractor can provide a more specific estimate based on your property's unique characteristics.

Standard homeowners' insurance policies don't cover septic system replacement due to age or normal deterioration. Coverage may apply if damage results from specific covered events, but routine maintenance and eventual replacement are generally considered homeowner responsibilities. Review your policy details or speak with your insurance agent to understand your specific coverage limitations.

Look for multiple indicators such as slow-draining fixtures, unusual gurgling sounds in plumbing, sewage odors inside or outside your home, or wet spots in your yard. Unusually lush grass over the drain field area, frequent backups, or recurring repair needs might signal system failure. Addressing these warning signs promptly can prevent property damage and health hazards.

DIY septic installation is not recommended and may violate local regulations. Professional installation ensures compliance with health codes, proper design for your specific site conditions, and appropriate safety measures. The specialized equipment, technical knowledge, and permitting requirements make this a job best left to licensed professionals who can guarantee the system's safety and effectiveness.

With proper maintenance, including regular pumping, a drain field lasts 20 years. Various factors influence system longevity, including household size, water usage patterns, and soil conditions. Regular professional inspections can help determine when replacement becomes necessary. If your system requires increasingly frequent repairs, replacement might be more economical than continuing to address individual problems.

The Portland, OR homeowners’ guide to septic system installations and replacements

From average costs to expert advice, get all the answers you need to get your job done.