Johnson County Septic System Permitting
The Wyoming Department of Envrionmental Quality delegated the authority and responsibility to enforce and administer the provisions of W.S. 35-11-304 for small wastewater treatment facilities to Johnson County.
Septic Permits are required prior to construction of all small wastewater treatment facilities.
Johnson County requires a registered licensed engineer design all septic systems. A septic acknowledgement is required in addition to all design applications.
For information on Permitting Requirements contact the
County Sanitarian at the:
26 N DeSmet Ave
Buffalo, WY 82834
OR call 307-684-1907.
All applications and forms shall be submitted to the Planning Department prior to issuance of a Septic Permit.
- Septic Acknowledgement
- Septic Design Application
- Percolation Test Procedures
- Certificate of Completion
A certificate of Completion is only required when inspection has not be completed. Inspections are required to be arranged 24 hours prior to backfilling.
- FAQS – Coming Soon
- Web Soil Survey
- Wyoming Department of Environmental Quality; Water Quality Division
- Approved Septic Tanks
- Chamber Equivalent Areas