Utility Inquiries & Availability Letter Request

Release of information is subject to DWSD review and approval. DWSD reserves the right to not release requested information. Water and sewer drawings provided by DWSD are for information only. It is the responsibility of the developer/contractor to field verify locations and/or existence of DSWD assets before any plan for water and/or sewer connection is developed. If discrepancies are found it is the responsibility of the developer/contractor to notify DWSD prior to submittal of any site plans or before any work begins. DWSD water mains typically have 5' to 6' cover and sewers typically have 8' or more of cover, depending on the location and is subject to field verification by the developer/contractor.


An email address is required for DWSD to provide documents.


Detroit Water and Sewerage Department

6425 Huber Street Detroit, MI 48211

DWSD-Permits@detroitmi.gov

Customer Service 313-267-8000


Contact Information


Request Details

Please specify the purpose of your request. If your project is related to a specific development, please expand.


File Upload

Please upload any reference documents that may aid in answering inquiries.

Acceptable file types: .pdf, .jpg, .png, Microsoft Office file types

Do not upload: .HEIC (Live photos from iPhones), images of Driver's Licenses

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DWSD utility information requests are for development/re-development use only. Utility information is provided for the sole purpose of design and construction of developments. Any other use of the information without the prior written consent of DWSD is prohibited and unauthorized. Requester agrees that it will not disclose utility information, directly or indirectly, under any circumstances or by any means, to any third party, other than the Developer, Owner, Design Engineer, Contractors, or their Subcontractors for the sole purpose of development/re-development use. Requester shall destroy or return to DWSD all such utility information provided to Requester, as directed by DWSD.

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DWSD cannot guarantee the accuracy of the provided utility information. Site conditions may differ.

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