The logo for Seppanen

20 Years of Service and Quality

Logo for the BIA of Clark County


Areas We Serve

  • Clark County, WA
  • Battle Ground
  • Camas
  • Hazel Dell
  • Orchards
  • Ridgefield
  • Vancouver
  • Cowlitz County, WA
  • Castle Rock
  • Cougar
  • Kalama
  • Kelso
  • Longview
  • Woodland
  • Yale

Frequently Asked Questions

What is a perc test?

Test pits (commonly called perc holes) are needed to determine what type of soils are at your property and to determine the depth to the restrictive layer. We do not provide the soils analysis aka "perc testing", but we can refer you to several good septic system designers who provide this service if you contact us!

Where do I get a septic design?

In order to get a bid from us, you'll need to have a septic system design. If you're looking for good septic system designer please contact us for referrals.

Do you do septic pumping?

Does your septic tank need to be pumped? Seppanen Construction, LLC does not offer septic tank pumping. We're happy to offer a recommendation for this task.

The county said I need a septic inspection. Do you inspect septic systems?

Seppanen Construction, LLC is certified to install septic systems and does not currently offer inspection services. Please contact us if you need help finding someone to inspect your septic system.

Contact Seppanen Construction today to get a free quote on your excavation work!

Get a bid!

Seppanen Construction, LLC
La Center, WA
(360) 263-7950
Washington: SEPPACL974JC