City Engineer's Report [AMENDED] — L-2

City of Tiffin August 28, 2026 PROJECT UPDATE Upcoming Infrastructure Description Next Steps/Schedule Project The current wastewater treatment facility (WWTF) has a chloride Final Compliance with NPDES compliance schedule. There is not any wastewater treatment Permit required October 1, 2025. equipment/processes designed to remove chloride so typically source control is the only economical means of meeting MSA presented its findings on Wastewater Treatment compliance. The existing treatment facility is at about 50% November 1st, 2022. MSA has Improvements capacity. However, if the past growth rate continues an expansion prepared a proposed schedule will be required in the next 5-7 years. for wastewater treatment, water treatment and water supply From design to construction the process typically takes 3-4 years. improvement projects. Due to the City's continued growth and the new water treatment plant, it was noted that Well #6 may need to be brought online MSA will solicit quotes from within the next 12 months. The only work recommended for the Well 6 qualified well drilling City is the well acidization and test pumping. The testing results will contractors. provide the information needed to properly size the pump, watermain, electrical service, and other associated infrastructure. North Park Road & Aster Drive MSA is preparing a PSA for review by the City to signalize this MSA is preparing a PSA for Intersection Improvements intersection. review by the City. PROJECT UPDATE Page 5 of 5