All forms are in portable document file (PDF). When all fields have been completed, the printed form needs to be signed and dated before submitting to the Onsite Wastewater Treatment Program or local authority as applicable. Keep a copy of each form for your records. If problems are encountered, contact us.

Site/Soil Evaluation Forms

Only Registered OWTS Onsite Soil Evaluators (OSE) or Percolation Testers, can conduct site/soil evaluations for OWTS design using the forms below or similar forms.

OWTS Professional Registration

It is important for registered OWTS professionals to keep their contact/business information (name, address, phone numbers and counties of availability) up-to-date.

OWTS Professional Informational Update

The onsite wastewater treatment program trains and registers OWTS installers and other professionals working in the onsite industry. You may view registration eligibility requirements on our Professionals Page.

OWTS Installers: (Registration Requirement Information)

Onsite Soil Evaluators: (Registration Requirement Information)

Percolation Testers: (Registration Requirement Information)

Licensed OWTS Inspectors/Evaluators: (Registration Requirement Information)

Continuing Education Units (CEU) (CEU Requirement Information)