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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 #2 Wastewater Treatment Plant


Mike Santaguida
Hired: May 1995.
Current Position: Wastewater Treatment Plant Superintendent, American II Wastewater Treatment Plant. My main responsibilities include process control testing, sample collection, and generating EPA reports. I also oversee daily operation, create the maintenance schedule, and assist in the maintenance on equipment.
Licenses and Certifications: Bachelor of Science in Environmental, Safety and Health Management, 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.
Dylan Ammon
Hired: May 2024
Current Position: WWT Operator II. My responsibilities include the daily operations (treatment process control testing, permit sampling & biosolids processes) and maintenance (equipment, scheduling, &Grounds/buildings) for the American II WWTP.
Licenses and Certifications: B.A. Biology from Wittenberg University & OEPA Class II Wastewater License.
Derek Haselman,
Hired: September 2021
Current Position: Chief Plant Operator. My responsibilities include the daily operations (treatment process control testing, permit sampling, & biosolids processes) and maintenance (equipment, scheduling, & grounds/buildings) for the American II WWTP.
Licenses and Certifications: B.S. Wildlife and Fish Conservation and Management, A.S. Wildlife Science, OEPA Class III Wastewater License, OTCO Advanced Wastewater Certificate, Class A CDL, Commercial Pesticide Applicators License.
Professional Organizations: Ohio Water Environment Association.