​Private Onsite Wastewater Treatment Systems (POWTS)

​​​​​​​​​​​The Electronic Safety and Licensing Application (eSLA) is now live for POWTS Plan Review. Customers must use eSLA to submit plan reviews/permits, as well as search the Public Lookup for this program area.

Visit esla.wi.gov to get started, or go to the Customer Information​ page for​ instructions on first-time login.

The Division of Industry Services Private Onsite Wastewater Treatment Systems (POWTS) Program protects public health and the waters of the state by regulating onsite wastewater treatment and recycling systems, and by promoting the use of the best available technology to provide onsite sewage treatment system solutions for property owners.​

POWTS Continuing Education 

The DSPS POWTS program is offering a monthly POWTS Update via Zoom. Each update will provide 1 hour of continuing education credit for certain POWTS credentials. They will be free to attend but you must pre-register so you will receive a link to the meeting. The updates will be held the 2nd Tuesday of each month at 9:00 AM.​

Register online by clicking this link: https://bookwhen.com/wipowts


Click HERE for a slide tutorial on how to submit POWTS plans on eSLA


The Wisconsin Fund is a program that provides grants to homeowners and small commercial businesses to help offset a portion of the cost for the repair, rehabilitation, or replacement of existing failing Private Onsite Wastewater Treatment Systems (POWTS). Eligibility is based upon several criteria, including household income and age of the structure. 67 counties out of Wisconsin's 72 counties, the City of Franklin, and the Oneida Tribe of Wisconsin participate in the program. County government officials assist interested individuals in determining eligibility and in preparation of grant applications. THE WISCONSIN FUND IS CURRENTLY FUNDED AND DEADLINES FOR APPLICATIONS ARE JANUARY 31, 2022. CONTACT YOUR LOCAL COUNTY FOR MORE INFORMATION.

Questions regarding the Private Onsite Wastewater Treatment (POWTS) code can be sent to DSPSSBPowtsTech@Wi.gov.



Sanitary Permit Submittal Summary (R 03/21)
​SBD-6499​Sanitary Permit Card can be ordered from the Green Bay Office
​Sanitary Permit Application (Submit to County) (R 03/21) (PDF FORM FILL)
Sanitary Permit Application (Submit to County) (R 03/21) (Word)
​SBD-6412​Soil Saturation Determination Report (R03/2013)
SBD-6710​POWTS Inspection Report (R 03/21)
​SBD-7987​Soil Saturation Determination Report (Hydrograph Method) (R07/2016)
​Soil and Site Evaluation Report (PDF FORM FILL)
Soil and Site Evaluation Report (Word​)

​POWTS Application for Review (PDF)
POWTS Application for Review (fill-in)

Online Application for Review ​via eSLA 
​SBD-10842​Application for Registration of Privies Serving State-Owned Facilities (R03/2013)
​SBD-9890X​Application for Review, Petition for Variance
SBD-6154​Application for Plumbing Review


COVID-19 and the Impacts on Septic Systems
COVID-19 and Septic Systems
POWTS Components Manuals
Link takes you to eSLA to search for Products - Plumbing - POWTS Component Manuals​​
POWTS Flooding Guidance August 2016
What To Do After A Flood
Grass is Greener
Is the Grass Greener Over Your Septic System?