NEENAH-MENASHA SEWERAGE COMMISSION TREATMENT FACILITY OVERFLOW PUBLIC NOTICE Notice is hereby given pursuant of s. NR 210.21 (5) that the Neenah-Menasha Sewerage Commission Wastewater Treatment Plant experienced a Treatment Facility Overflow (TFO) event from 3:23 a.m. April 4th,2026 to 12:50 p.m. April 4th,2026. The overflow reached the Fox River located behind the facility. The TFO is the result of excessive precipitation on already saturated ground which inflowed and infiltrated into the sanitary collection sewer system of member communities, hydraulically exceeding the design capacity of the wastewater treatment plant. Plant staff responded to the high flow conditions which mitigated the impacts to public health, the environment, and property. The TFO event was reported to the Wisconsin Department of Natural Resources pursuant of NR 210.21 (4). Published by the Authority of the Neenah-Menasha Sewerage Commission. WNAXLP April 10 2026 LWIX0495847