Warren County Water & Sewer Department

Warren County Water & Sewer Department Warren County Water & Sewer Department - A regional water supplier to over 28,000 customers and sewer service provider to over 18,000 customers.

The Warren County Water and Sewer Department welcomes you to our homepage. We hope you enjoy your visit. If we can be of further help to you, please stop by our office or give us a call. The Warren County Water and Sewer Department is a regional water supplier that owns and operates two water treatment plants with a total Ohio EPA rated capacity of 12 million gallons per day. The treatment plants

treats water from wells located along the Great Miami and Little Miami aquifers. The water is distributed from four booster pump stations through 500 miles of watermains to over 28,000 water customers. Fire protection and daily storage is provided from eight elevated storage tanks with a total storage volume of 13 million gallons. The County serves the Villages of Corwin, Harveysburg, and Maineville, as well as portions of Clear Creek, Deerfield, Franklin, Hamilton, Turtle Creek, Union, and Wayne Townships. In addition to the water furnished by our plants the County purchases potable water from the City of Springboro, Village of Waynesville and the City of Cincinnati. The County has emergency water system interconnections with neighboring cities and villages including:
•Cincinnati
•Franklin
•Lebanon
•Middletown
•Springboro
•South Lebanon
•Waynesville

The Warren County Water and Sewer Department serves over 18,000 sewer customers throughout the County. It owns and operates three wastewater treatment plants with Ohio EPA permitted capacities of 7.2 million gallons per day, 80,000 and 16,000 gallons per day. The County also has agreements with the Metropolitan Sewer District, Franklin Regional Wastewater Treatment Corporation, Butler County and the Village of Waynesville to provide wastewater treatment to portions of unincorporated areas of the County. The County maintains over 340 miles of sanitary sewers and 70 sewage pump stations.

05/25/2026

Water main break affecting service to Halyard and North Harbor in Deerfield Township. No boil water advisory will be issued for this repair. Crews are on site. Pleasure use caution when driving in this area.

05/20/2026

Water main break affecting service to the following in Deerfield Twp:
2386-2241 Holly
9641-9764 and 9869-9820 Maple
9707-9743 Cedar
9696 and 9936 Miami
9682 and 2800-9818 Hickory
9854-9772 Oak
Elm St
Ball St
Sycamore St
2438-2458 Arborwood
No boil water advisory is necessary for the repair. Crews are on site. Please use caution when driving in this area.

05/18/2026

Water main repair affecting service to 3909-3833 Sterling Drive in Franklin Township. No boil water advisory is needed for this repair. Crews are on site. Please use caution when driving in this area.

05/01/2026

Water main break affecting service to 5387-5151 Robinson Vail in Franklin Township. No boil water advisory is needed for this repair. Crews are on site.

04/30/2026

Repair work affecting service to the following locations in Hamilton Township:

Robin
Stephens
940-652 Overbrook
7301 & 7351 Hopkins
Marion
Hamilton Ave
Pamela

Crews are on site. This work does not require a boil water advisory. Please use caution when driving in this area.

04/28/2026

Water main break affecting service to customers at 6048-5658 Bethany Road in Deerfield Twp. A boil water advisory is not necessary for this repair. Crews are on site. Please use caution when driving in this area.

04/24/2026

Water main break affecting service to 12070 Lebanon Rd and Carrousel Court. A boil water advisory will not be issued for this repair. Crews are on site. Please use caution when driving in this area.

04/22/2026

Water main break affecting service to the following in Franklin Twp:
6490 Dixie Hwy
6501 Shaker Rd
5668 – 6186 Decker Rd
6561 – 6634 Shelly Dr.
5921 -5807 Jaqui Dr.
6659 – 6546 Dawn Dr.
No boil water advisory is necessary for the repair. Crews are on site. Please use caution when driving in this area.

04/20/2026

Water main break affecting service to 3000 to 3191 Vivian Drive in Deerfield Township. No boil water advisory is necessary for the repair. Crews are on site. Please use caution when driving in this area.

04/20/2026

Water main break affecting service to 3000 to 3191 Vivian Drive in Deerfield Township. No boil water advisory is necessary for the repair. Crews are on site. Please use caution when traveling in this area.

04/19/2026

Water main break affecting service to 5519-5625 Homecrest Lane in Deerfield Township. No boil water advisory is necessary for the repair. Crews are on site. Please use caution.

Address

406 Justice Drive
Lebanon, OH
45036

Opening Hours

Monday 8am - 4:30pm
Tuesday 8am - 4:30pm
Wednesday 8am - 4:30pm
Thursday 8am - 4:30pm
Friday 8am - 4:30pm

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