STATE OF WISCONSIN DEPARTMENT OF NATURAL RESOURCES PUBLIC NOTICE OF INTENT TO REISSUE A WISCONSIN POLLUTANT DISCHARGE ELIMINATION SYSTEM (WPDES) PERMIT No.WI-0054224-10-0 FOR THE COMPLETE PUBLIC NOTICE AND DETAILS GO TO THE WEB LINK: PublicNotices.html Permittee: Nestle Purina Pet Care Company, N1725 805th St, Hager City, WI, 54014 Facility Where Discharge Occurs: SW ¼, SW ¼, T25N R18W, corner of HWY 63 & HWY 35, Hager City, WI Receiving Water And Location: the groundwaters of the Lower Chippewa River Drainage Basin in Pierce County Brief Facility Description: Nestle Purina Pet Care Company owns and operates an animal feed production facility which uses chilled and frozen meat and meat by-products, yeast, and ap- ____________________________________________________________ digest (DAD) and liquid animal digest (LAD)] for the pet food industry. The processes include enzymatic and non-enzymatic digestion, wet processing, spray drying and dry blending of animal feed ingredients. The wastewater generated at this facility that is treated and discharged at Outfall 001 consists of process wastewater (average of 12.4 million gallons per year, MGY in 2020), boiler blowdown (2 boilers) (0.5 MGY updated 2016), laboratory wastewater, water softener regeneration wastewater and non-contact cooling water (1.0 MGY updated 2016) and storm water (3.0 MGY updated 2016). The wastewater is pretreated on-site using an aerated pond and two primary settling ponds prior to land disposal in one of two absorption ponds. The actual ________________________________________________________________ 2020 was 12.4 million gallons. Sludge is removed from the pond system and landspread about every 5 years. Approximately 2.71 million gallons of sludge was removed from the pond system and landspread on Department approved sites in 2020. Sludge was also removed in 2016. Sanitary waste is segregated and treated in a septic system. There were no operational changes during the last permit term. Proposed changes for the upcoming permit term are as follows: 1) Addition of schedules that require an update to the land treatment and land application management plans for the absorption pond and landspreading outfalls, 2) Addition of a _________ _____ _________ ____ __________ ____________ __________ ____ age of the absorption ponds, 3) A change in the name/numbering ________________________________________________________________ pH sample frequency was increased at the land treatment outfall, 5) Monitoring for total ammonia nitrogen and total organic nitrogen has been added at the land treatment outfall 001, and 6) monitoring for COD has been removed as a requirement at the groundwater monitoring wells.

Permit Drafter’s Name, Address, Phone and Email: Holly Heldstab, DNR, 1300 W Clairemont Ave, Eau Claire, WI, 54701, (715) 492-0483, [email protected] Basin Engineer’s Name, Address, Phone and Email: Adebowale Adesanwo, 890 Spruce Street, Baldwin, WI, 54002, (715) 684-2914, [email protected] _______________________________________________________________ WPDES permit should be reissued.

Persons wishing to comment on or object to the proposed permit action, or to request a public hearing, may write to the Department of Natural Resources at the permit drafter’s address. All comments or suggestions received no later than 30 days after the publication date of this public notice will be considered along ______________________________________________________________ ing the permit. Anyone providing comments in response to this __________________________________________________________________ decision when the permit is issued.

The Department may schedule a public informational hearing if requested by any person and shall schedule an informational hearing if a petition requesting a hearing is received from 5 or _____ ________ ___ ___ _________ ___ _____ _______ __________ ___________ public interest pursuant to s. 283.49, Stats. Information on re- ____________________________________________ Limitations and conditions which the Department believes adequately protect the receiving water are included in the proposed ________ ____________ ___ ____ ____ _____ _______ ________ __________ ____ draft permit, fact sheet and permit application, may be reviewed ______________________________________________________________ _______ ___ ____ _______ __________ _____ _______ _____ _______ _ _____ mation on this permit may also be obtained by calling the permit drafter or by writing to the Department. Reasonable costs (15 cents per page for copies and 7 cents per page for scanning) will ____________________________________________________________________ permit and fact sheet. Pursuant to the Americans with Disabilities Act, reasonable accommodation, including the provision of informational material in an alternative format, will be made to __________________________________ WNAXLP 5 18

May 17, 2022