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Superior Dirt WorksLicensed

Name: Superior Dirt Works
Address: WA

Licensed septic contractor in Washington

Name	Superior Dirt Works
Company	Johnnie Sylvester
License type	Installer
License status	Active - Spokane Regional Health District permitted installer
State	Washington
Licensed by	Spokane County
Phone	(509) 445-5575

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What this license covers

Installation / repair: licensed to build and install septic tanks and drainfields, and to repair or replace failed ones.

How to verify this license

We publish the license details exactly as they appear in Washington's official licensing records; we do not vouch for the business itself. Before hiring, look up this license directly with the state, confirm it is still active, and ask for a current certificate of insurance.

Source: Spokane Regional Health District - Permitted OSS Installers, last checked 2026-08-19. Verify at the official source.

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