About Us


About Us



Our goal at A Wesco is to turn our new customers into long term relationships while helping you maintain your septic system. More than anything, we want to be the ones that you use regularly for your septic needs.

For a homeowner, the most important part of your septic system is knowing all you can about your system. That includes what kind of system it is, what kind of problems it can and will have, and how to prevent those problems. We believe that educating our customers is the best way to accomplish that. We don’t just show up, do the job, and leave. We like to take the time and tell our customers exactly what we are doing so you can prevent any future problems.

The more you know about your septic system, the more it will help you maintain it on your own so you can make good decisions if something isn’t running like it should. We want to be the first people you call about questions on maintaining your system, as well as problems or emergencies you might be having.

We don’t want our customers to just think of us in an emergency, but rather to be the ones who are pumping and inspecting your tank every few years and maintaining your system to prevent those emergencies. No matter what your septic questions or problems may be, give our friendly staff at the office a call with any of them you might have.

WA License: awescss997rg



A Wesco Septic is your full service sewage and septic specialist in Snohomish and King County.

Septic Tank Pumping

An average 4 bedroom house with a 1200 to 1500 gallon tank should expect to have the tank pumped every 3 - 5 years of typical use.

Drainfield Vacuum

The distribution system must be equipped with an air vacuum release valve or other device to prevent siphoning.

Buyer & Seller Inspections

Septic tank inspection services in Snohomish and King County including Seattle, Kirkland, and surrounding areas. Contact us before selling or buying property that uses septic.

Septic Enzyme Service

Using Roebic treatments for your septic system will ensure your system has the biological balance of beneficial bacteria which results in a properly functioning system.

Drainfield Install & Repair

Septic drain fields, also called leach fields or leach drains are used to remove contaminants and impurities from the liquid that emerges from the septic tank.

Installation - Pumps, Filters, Baffles

Installing a septic tank filter will help protect your drain field from contamination and possible failure. What type outlet baffle does your tank have; concrete, PVC, terra cotta or plastic?

Electronic Locating

Locating your sewer line is no longer a guessing game! With our electronic locating equipment, we can find even the deepest sewer systems.

In-Line Camera Work

A flexible rod with a high-resolution color video camera on its tip is inserted into the pipe for inspection.

Maintenance & Monitoring

If properly designed, constructed and maintained, your septic system can provide long-term, effective treatment of household wastewater.