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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

Meet the Department

American – Bath Wastewater Treatment Plant

Matt Agner,
Hired: July 2001
Current Position: Wastewater Treatment Plant Superintendent, American-Bath Wastewater Treatment Plant. My Main Responsibilities: Direct, control and coordinate the operations of the county owned wastewater treatment plant. Establish, prioritize and monitor major capital improvements along with budgeting. Know and follow my assigned plants NPDES Permit and Permit Limits, per OEPA. Coordinate the removal of sludge from all County Owned Wastewater Treatment Plants.
Licenses and Certification: Ohio EPA Class III Wastewater License, OTCO Advanced Wastewater Certificate, Ohio EPA Wastewater Class II Collection License, and a Class A CDL.
Professional Organizations: Ohio Water Environment Association, Operator Training Committee of Ohio Inc.
Trey MacDonald,
Hired: September 2012
Current Position: Chief Plant Operator. My responsibilities include the daily operations & maintenance for the American Bath WWTP.
 Bernard Bellmann,
Hired: April 2024
Current Position: WWT Operator I. My responsibilities include the daily operations & maintenance for the American/Bath WWTP.
Licenses & Certifications: Class I Wastewater Treatment Operations

Joe Mangas,
Hired: March 2025
Current Position: Sludge Truck Driver. He is responsible for operations of the semi tractor/tanker trailer for the removal of sludge, from all Allen County owned Wastewater Treatment Plants.

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