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Hours of Operation:

Monday - Friday

7:30am - 4:00pm

Main Office:
3230 N. Cole St
Lima, OH 45801

RightLineWelcome to the Sanitary Engineering Department

The Allen County Sanitary Engineering Department is split into two divisions, the Wastewater Treatment Division (WWTD) and the Wastewater Collection Maintenance Division (WWCMD), with the main office of the Sanitary Engineer coordinating the day to day operations.

The WWTD is responsible for the maintenance and operations of all wastewater treatment plants and the operations of the sludge management program. The WWTD operates three major treatment plants located in Bath, Shawnee and American Townships and two smaller package treatment plants located in Auglaize and Richland Townships.

The WWCMD is responsible for the maintenance and operation of approximately 172 miles of gravity sewer lines, 48 miles of pressure sewer lines, 3665 manholes and 443 force main structures located within American, Auglaize, Bath, Jackson, Marion, Monroe, Perry, Richland, Shawnee and Sugar Creek Townships.

Contact Info:
Main Office: (419) 996-4670
Fax: (419) 229-3297
After-hours Emergency: (888) 229-9645
Sewer Billing: (419) 996-4683
Accounts Payable: (419) 996-4680
Sewer Maintenance: (419) 996-4670
American/Bath WWTP: (419) 225-8048
American #2 WWTP: (419) 996-4696
Shawnee #2 WWTP: (419) 999-3941
GovDeals Inquiries: (419) 996-4678

Autopay Signup & Information

No more writing checks ~ No more mailing payments ~ No charge 

How it works:

We will send you a reminder each quarter stating the amount and date we will draw the payment from your checking account. Please note there is a $16.00 service fee for insufficient funds.

Monthly Electronic Funds Transfer (EFT) deductions can only start at the beginning of a quarter, January, April, July, or October. The deduction will continue the first Friday of each month thereafter.

It is simple:

  1. 1. Print the application (Click Here for Application)
    2. Fill out and include a voided check
    3. Mail application and voided check to:
    Allen County Sanitary Engineer
    Attn: Tammy Ammon
    3230 N. Cole Street
    Lima, OH 45801

For questions, call our Billing Department at: 419-996-4683