Environmental Health & OWTS ( On-Site Wastewater Treatment Systems)


The Environmental Health office function is to administer the Gunnison County On-Site Wastewater Regulations, in the unincorporated areas of Gunnison County.


Gunnison County requires a valid Septic Installers License- issued by Gunnison County. Please contact the Gunnison County Environmental Health office for information on Septic Installer Licensing requirements and testing at 970-641-0360.

Pitkin & Marble

The towns of Pitkin and Marble are incorporated municipalities and have their own regulations for installation of On-Site Wastewater Treatment Systems (septic systems.) If you have property in either of those towns, please contact them directly. We have included the links with their most current contact information.
Town of Marble
Town Pitkin

Onsite Wastewater Treatment Systems (OWTS)

OWTS Acceptance Document For Transfer of Title

Application for OWTS Acceptance Document For Transfer of Title

Determining Site Specific Details About Your Property-using the County Mapping Information-
Access mapping instructions (PDF)