Office: Monday–Friday, 8:00 a.m.–4:00 p.m.

District office

Contact us

Call or visit the office for account questions, service requests, and general assistance.

Office information

Secondary office number
(636) 464-8093
Hours
Monday–Friday
8:00 a.m.–4:00 p.m.
Address
4215 Jeffco Blvd
Arnold, MO 63010

Map and directions

After-hours emergencies only

To report a main break or a service line leaking into your home, call (314) 729-2859. Please direct all other calls to regular office hours.

Public Water Supply District No. 10 office building

Holiday closures

The office is closed on the following holidays. The preceding Friday or following Monday may be observed when applicable.

New Year’s Eve
New Year’s Day
Presidents’ Day
Good Friday

Memorial Day
Juneteenth
Independence Day
Labor Day

Columbus Day
Veterans Day
Thanksgiving and Friday after
Christmas Eve and Christmas Day