Changes to the Stormwater Drainage Manual & the credit rule affect all new public/private development & redevelopment in Columbus.

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.

Required for Division of Water Work.

Forms and information on doing business with City of Columbus & the Department of Utilities.

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

For the creation and submittal of digital drawings, a Zip format file with Microsoft Word standards document and an autocad drawing template is available.

Developers or contractors constructing potable water facilities within the City of Columbus and surrounding contracted water service areas shall indicate all materials used in conjunction with the project & submit this form (includes Approved Materials List) in its entirety. 

This form must be completed for NPDES Industrial Activity for any facilities that manufacture or process any of the following products or activities: 

Timber Products; Paper and Allied Products; Chemical and Allied Products; Asphalt Paving, Roofing Materials and Lubricants; Glass Clay, Cement, Concrete and Gypsum Products; Primary Metals; Metal Mining (Ore Mining and Dressing); Coal Mines and Coal Mining Related Facilities; Oil and Gas Extraction and Refining; Mineral Mining and Dressing; Hazardous Waste Treatment, Storage, or Disposal Facilities; Landfills and Land Application Sites; Automobile Salvage Yards; Scrap Recycling Facilities; Steam Electric Generating Facilities; Water Transportation; Ship and Boat Building or Repairing Yards; Air Transportation; Treatment Works, Sewerage 1.0 MGD, Land Dedicated for Disposal; Food and Kindred Products; Textile Mills, Apparel, and Other Fabric Product Manufacturing, Leather and Leather Products; Furniture and Fixtures; Printing and Publishing; Rubber, Miscellaneous Plastic Products, and Miscellaneous Manufacturing Industries; Transportation Equipment, Industrial or Commercial Machinery; Electronic, Electrical, Photographic, and Optical Goods; Food Service Establishment; Commercial Facility with a Cafeteria; Non-Domestic Categorical Industry as defined by 40 CFR Parts 405-471; Groundwater Reclamation/Remediation Project; Photographic or X-Ray Equipment Installed; Discharges of Wastewaters other than Domestic or Boiler Blow-Downs; Wastewater flows greater than 25,000 gallons per day.

More About the Supplemental Permit Application

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.