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Information for Professionals

Contact

Onsite Wastewater Treatment Program
PO Box 570
Jefferson City, MO 65102-0570

Telephone: 573-751-6095 or
(toll-free) 866-628-9891
Fax: 573-526-7377

For renewals and course registrations:
Email: OWTScourses@health.mo.gov

For permitting or general questions:
Email: OnsiteProgram@health.mo.gov

All onsite wastewater treatment system professionals are issued an ID card from the Department of Health and Senior Services (DHSS) upon registration/licensure and a new ID card every three years thereafter upon renewal. Professionals should keep this ID card with them and provide as verification of current registration/licensure.