Authorization is required prior to working on City water or sewer lines. Contractors must submit an application to the DPU at 910 Dublin Road, Columbus, OH 43215 and meet with a Review Board (meetings are every third Thursday from 9 a.m.- 3:30 p.m). Check the list of Approved Contractors.

This program recycles biosolids from the wastewater treatment process to fertilize croplands for corn, soybeans, turf grass and wheat.

To ensure there is no cross-connection or back siphoning of contaminated water into the main water supply, those with irrigation systems, auxiliary meters, car washes, pools and others are required to install a backflow prevention device which must be tested annually by a certified contractor.

Includes a list of certified backflow assembly testers, information/forms needed to become certified as a backflow assembly tester, information on well conversions and a Cross Connection Questionnaire Application for Water Service.

Temporary hydrant use permits are available for new construction, nurseries, filling community swimming pools, water hauling, dust control & demolition. Find available hydrants, contact info, permit request form, fire protection rates & more. 

This form is required to obtain permission to construct a private sanitary sewer discharging into the City Sewerage System, in accordance with City Standard Specifications and guarentees that the owner who designs, constructs, operates and maintains the sewer is in full accordance of Columbus City Code 1141.01 thru 1141.12 and agrees to maintain said sewer until the time when the City takes the sewer over.

More About Private Sewer Agreement

The City recently completed an extensive revision to its Construction And Materials Specifications (CMSC), which are in affect as of February 1, 2012. Included are the 2012 & 2002 CMSC for Capital Improvement Projects and private development.

DPU provides water & sewer service to over 20 communities in addition to Columbus through contractual agreements. Many of the customers in these communities receive a bill from Columbus. Other municipalities buy water in bulk from Columbus and handle their own billing (master metered communities).