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Septic Tank Replacement Beaver Oregon & Surrounding Areas

Goodman Sanitation in Portland, OR appreciates your property as much as you do. We understand that the prospect of replacing a septic tank is not pleasant and is a task best left to competent professionals who will handle the job quickly and with quality service.

Your septic systems is basically a large filter and, like any filter, it requires regular maintenance to keep it working effectively. When filters become clogged through neglect, they can being to fail. A septic systems failure results in costly and unsafe problems:

Septic wastewater may flow up into your yard
Septic wastewater may back up into your home
Replacement may be required for parts of the systems
The entire septic systems may need to be replaced

It has been said that the grass is always greener over the septic tank. That sounds amusing but, in fact, it is not a good sign if you have lush vegetation growth and wet spots over the drainfield. It could indicate a septic systems failure along with these other warning signs:

Septic tank or plumbing backups
Slow draining plumbing fixtures
Gurgling sounds evident in your plumbing systems
Odors in your yard and/or surfacing sewage

Today's septic tank materials are much more durable than those used in the past. Many older pipes such as terracotta and cast iron become brittle. Ground freezing and thawing along with tree roots can also take their toll on these pipes. Eventually they can become clogged, weak, and may eventually collapse, resulting in a septic systems failure.

When household flow rates exceed the septic tank's capacity to accommodate them or when an old tank is in an extreme state of disrepair, it becomes necessary to replace the septic tank. We will assess the proper size tank that needs to be installed and will replace your old one with a new tank that effectively suits your needs.

Houshold size (Number of People)
Tank Size
1 2 3 4 5 6 7 8 9 10
500 5.8 2.6 1.5 1.0 0.7 0.4 0.3 0.2 0.1 -0.7
500 9.1 4.2 2.6 1.8 1.3 1.0 0.7 0.6 0.4 0.3
1000 12.4 5.9 3.7 2.6 2.0 1.5 1.2 1.0 0.8 0.7
1250 15.6 7.5 4.8 3.4 2.6 2.0 1.7 1.4 1.2 1.0
1500 18.9 9.1 5.9 4.2 3.3 2.6 2.1 1.8 1.5 1.3
1750 22.1 10.7 6.9 5.0 3.9 3.1 2.6 2.2 1.9 1.6
2000 25.4 12.4 8.0 5.9 4.5 3.7 3.1 2.6 2.2 2.0
2250 28.6 14.0 9.1 6.7 5.2 4.2 3.5 3.0 2.6 2.3
2500 31.9 15.6 10.2 7.5 5.9 4.8 4.0 4.0 3.0 2.6

Note: More frequent pumping needed if garbage disposal is used


Provided through a grant from the Farmer Home Administration. The material is the result of tax supported research and as such is not copyrightable. It may be freely reprinted with the customary crediting of sources.

Extension Services, Oregon State University, Corvallis, O.E. Smith, director.
This publication was produced and distributed in furtherance of the Acts of Congress of May 8 and June 30, 1914. Extension work is a cooperative program of Oregon State University, the U.S. Department of Agriculture, and Oregon counties.
Oregon State University Extension Service offers educational programs, activities, and materials – without regard to race, color, national origin, sex, age, or disability – as required by Title VI of the Civil Rights Act of 1964, Tax IX of the Education Amendments of 1972, and Section 504 of the Rehabilitation Act of 1973. Oregon State University Extension Service is an Equal Opportunity Employer.


There are inspections for homeowners who want to remodel their homes with additions to the house or property.

There are inspections for hardship cases for homeowners who want to add a mobile home to the property and attach to the existing septic systems.

There is the "time of transfer" inspection / evaluation when the homeowner is selling the property.

Each of these inspections require that the tank be uncovered, the distribution box(es) be uncovered, that there is an amount of water introduced to the tank, to watch the contents flow to the distribution box and be accepted by a "thirsty" drainfield, to pump the tank and note any deficiencies.

To do an inspection on any and all pump vault components and panels along with electrical connections. To provide a detailed plot plan meeting all DEQ Specified requirements with all DEQ forms filled in completely with our technicians "certified" number and identification on the reports.

Should any repairs be needed to help bring your systems "up to date" with compliance codes. We will outline the repairs and the cost and schedule an appointment for you. This gives you time to make an informed decision, ask questions, research websites, or ask for comparison bid for repair or work on fitting the repairs into your budget.

Your septic systems is the second biggest investment, next to your home and Goodman Sanitation will be considerate on how you spend your money.

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