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City Guide

Public Services

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Communications System-Signs & Signals

4251 Stone School, W.R. Wheeler Service Center [map]
(734) 794-6350

Maintains all City of Ann Arbor traffic signals, traffic signs, city-owned street lights, street name signs, city-owned radios, civil defense sirens, and citywide fiber optic network. To report damaged or missing street signs, broken signals, or streetlight outages, call Customer Service at (734) 794-6320, use the "report a problem" link at or use the A2 Fix It mobile app.

Customer Service Center

301 E. Huron, City Hall, 1st floor [map]
(734) 794-6320

Walk-ins: Mon.-Fri. 8 a.m - 5 p.m., except for city holidays. Assistance by phone or email: Mon.-Fri. 7:30 a.m.-5:30 p.m., except for city holidays. The center handles information requests about engineering; street maintenance; water utilities; traffic control; parking; payments for water, parking tickets, property taxes, and solid waste; right-of-way permits; and general information. Also responsible for utility meter installation, repair, and reading. Contact to request new sewer or water service., a2gov/org/departments/customer-service

Residents may view their water bills and usage data online by going to and searching for Water Services.


301 E. Huron, City Hall, 4th floor [map]
(734) 794-6410

This department designs and constructs utility, roadway, and sidewalk projects (including road resurfacing, sidewalk repair, and bridge maintenance); coordinates and inspects utility/public roadway works; and optimizes traffic flow through the city.

Natural Area Preservation

3875 E. Huron River [map]
(734) 794-6627

This division of parks and recreation works with individuals, organizations, and community groups to protect Ann Arbor's natural areas through ecological monitoring, restoration, and stewardship activities. David Borneman, deputy manager.

Public Works

4251 Stone School, W.R. Wheeler Service Center [map]
(734) 794-6350

Responsible for routine maintenance of most of Ann Arbor's infrastructure, including the drinking water distribution system, sanitary and storm water collection systems, streets and street lights, traffic signs and signals, network lines, parks, public trees, and pedestrian paths and crosswalks. Public Works also provides essential city services, including solid waste, recycling and compost collection.

Report potholes, damaged trees, signal timing, park cleanup and other problems via or the A2 Fix It mobile app.

Systems Planning

301 E. Huron, City Hall, 4th floor [map]
(734) 794-6430

This interdepartmental unit coordinates asset management and creates and maintains plans for sustaining Ann Arbor's infrastructure. Emphasis on protecting public health and safety, balancing community goals, being environmentally and economically sustainable, upholding social equity values, and meeting regulatory requirements.

Wastewater Treatment

49 S. Dixboro [map]
(734) 794-6450

This unit is responsible for the effective collection, treatment, and environmentally acceptable discharge of wastewater, including the operation and maintenance of the wastewater treatment plant, 8 sewage lift stations, and laboratory testing services.,

Water Treatment

919 Sunset [map]
(734) 794-6426

This unit is responsible for processing and supplying safe drinking water, including operation of the treatment plant, remote pumping stations, storage areas, four dams, source water facilities, two hydro-electric plants, and laboratory testing services. Visit website for information about PFAS and dioxane plume.

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