EVER GREEN SEPTIC DESIGN INC. (EGSD) specializes in the permitting and design of on-site wastewater (septic) systems in Clark County, WA. We are dedicated to providing quality, individualized service to all of our customers. Whether you need a septic design for your dream house, require multiple perc approvals for a rural subdivision or have a failing septic system, we can help!

Our services include:

Site/Soil Feasibility Studies (Percs)
Cutting Edge, Computer Generated Septic
System Designs
Complete, On-Time Submittals to the County
General Project Consultation
Construction Oversight and Inspections

We are active members of:

WOSSA and NOWRA are professional organizations representing septic engineers, installers, operations and maintenance providers, users and regulators striving to promote safe, reliable and cost effective ways of treating on-site wastewater.