Customer Service Center
Larcom City Hall, first floor
8.00 a.m. to 5:00 p.m. Monday - Friday (except holidays)
301 E. Huron St.
Ann Arbor, MI 48104
Assistance by phone or email 7:30 a.m. to 5:30 p.m. Monday - Friday (except holidays)
Urgent water issues
If you suspect, see or have a sanitary sewer back-up, sewage leak, water main break, rusty water, plugged storm drain, basement flooding or very low or no water pressure, please contact us by phone. During normal business hours, please call 734.794.6333.
After hours, evenings, weekends and holidays, please call the Water Treatment Plant at 734.794.6426.