Your Full-Service Septic Provider

Residential | Commercial | Civil

We work to make sure that when a customer calls, we have the experience and team to handle ALL of our customer’s septic needs. From inspections to septic pumping, or installation – one call is all you need for all your septic solutions! We offer:

Quick Contact

Molalla: 503-829-7600
Newberg: 503-538-8808

Our Location

31881 OR-213 Molalla, OR 98038

Affordable Price, Certified Forwarders
Safe & Trusted Company
the best construction company in 2021

Trusted Septic Professionals

Since 2003 American On Site has been providing the greater Willamette Valley with professional and affordable septic services. If you are currently in the process of building your home, give us a call to come and inspect your plot, help you select the right location for your septic system, and educate you on one of our quality septic system brands. From septic installation to septic maintenance, we want to be your trusted go-to resource for all of your septic system needs. 

Septic Components & Service You Can Trust

At American On Site, we know that the last thing our customers want to deal with is a faulty or improperly installed septic system. That is why we use only the best septic system components for our customers – whether it is for a complete install or if you need a septic system repair. We make sure that we offer competitive rates and we work quickly to handle our customers’ septic needs. When it is needed, we’ll take the time to help our customers make sure their septic system is maintained properly so it is always running correctly and you get the most out of your septic system. Like anything else, a septic system is an investment that we want to help you protect.  

15 of experiance

experience makes us confident













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the most question we had

Blackwater from a cistern or pour-flush toilets and greywater through a conduit from within a building or an outside toilet runs through a septic tank, a waterproof chamber built of brickwork, concrete, fibreglass, PVC, or plastic, for primary treatment. Although the treatment is very modest, settling and anaerobic processes minimize sediments and organics. For getting to a centralized treatment plant, effluent is absorbed into the soil or conveyed via a sewer. Faecal sludge accumulated in the chamber must be frequently removed and properly disposed of.

Quality, on-site septic systems have several environmental advantages, whether you reside in a rural or suburban setting:

  • Home septic tanks rely on an entirely natural process. Natural bacteria break down the trash produced by your household, rendering the waste products harmless.
  • Household waste products can seriously endanger the community’s health if improperly handled. Contaminated soil and water can spread several seriously damaging diseases, but a properly operating septic system can eliminate this risk and shield the neighbourhood from these dangerous ailments.

Your local health department may establish septic tank placement specifications and a minimum setback distance from your foundation. Place the septic tank in a place that will be convenient for future pump-outs and inspections. It would help if you typically placed it on flat ground so solids can settle in the tank. The plumbing outlet’s location often determines the tank’s placement and depth to allow for an acceptable slope on the input pipe. You should remove Septic tanks from places where there could be flooding or ponding surface water. The tank must have a sufficient venting system. It would help if you avoided Steep slopes, places with many tree roots, and other obstacles.

It is because a septic tank’s lifespan is influenced by a variety of elements, such as its construction and whether it has been harmed by groundwater inundation, vehicle traffic, or obstruction by roots. The kind of septic system you have installed has an impact on life expectancy as well. Three of the most typical system kinds and problems each system may experience are listed below: Drain Field Steel Concrete Regular maintenance is the most efficient approach to lengthening the life of your septic tank.

However, prices can differ greatly depending on which system component needs to be fixed. For instance, replacing the drain/leach field is frequently among the most expensive parts, while replacing the septic tank lid is among the least expensive. The size and location of the tank are particularly important factors.

septic tank should typically be pumped out every 3 to 5 years and examined every 1 to 3 years. The quantity of the tank, the number of people living in the home, how frequently they use water, and how much sediments have built up in the tank all affect how often the septic tank needs to be pumped. More frequent inspections or pumping may be necessary for some alternative systems that are more sophisticated. Consult a local expert on septic systems if you have any questions.