STATE OF WISCONSIN DEPARTMENT OF NATURAL RESOURCES PUBLIC NOTICE OF AVAILABILITY OF A NUTRIENT MANAGEMENT PLAN AND INTENT TO ISSUE A WISCONSIN POLLUTANT DISCHARGE ELIMINATION SYSTEM (WPDES) PERMIT No.WI-0058572-06-1 Permittee: Siemers Holstein Farm Inc, 14421 Mineral Springs Rd, Newton, WI, 53063 Facility Where Discharge Occurs: Siemers Holstein Farm Inc, Main Farm: 14421 Mineral Springs Road; Newton, WI (T17N, R22E, Sec. 21); WKK Farm: N8775 County Road M; Herman, WI (T16N, R22E, Sec. 16); Satellite WSF (WSF 8): South Cleveland Road; Newton, WI (NE ¼ of T17, R22E, Sec. 33) Receiving Water And Location: Surface water and groundwater within the Pigeon River Watershed Brief Facility Description (please include annual avg discharge flow (unless not applicable, such as CAFOs) and for POTWs also include the design flow) : Siemers Holstein Farm Inc is an existing Concentrated Animal Feeding Operation (CAFO). Siemers Holstein Farm Inc is owned and operated by the Siemers family. The facility currently has a herd size of 9,564 animal units. The facility plans to expand to 11,046 animal units during the permit term. When the full expansion is reached, the farm will generate approximately 94,546,926 gallons of manure and process wastewater and 5,749 tons of solid manure. After the planned expansion is completed, the facility will have approximately 365 days of liquid waste storage onsite. Siemers Holstein Farm Inc currently has 10,723 acres (1,946 owned, and 8,777 controlled through contracts, rental agreements or leases, or under manure agreements). Siemers Holstein Farm Inc requested a modification to its WPDES permit to accommodate the use of a new waste storage facility. A new sample point describing this facility has been added to the permit. Only aspects of the modification action are subject to the public input process. The Department has tentatively decided that the above specified WPDES permit should be reissued. Permit Drafter's Name, Address, Phone and Email: Trent Brenny, DNR, 1155 Pilgrim Road, Plymouth, WI, 53073-4294, (608) 573-2350, Trenton.Brenny@wisconsin.gov Persons wishing to comment on or object to the proposed permit action, the terms of the nutrient management plan, or the application, or to request a public informational 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 with other information on file in making a final decision regarding the permit. Anyone providing comments in response to this public notice will receive a notification of the Department's final decision when the permit is issued. Where designated as a reviewable surface water discharge permit, the U.S. Environmental Protection Agency is allowed up to 90 days to submit comments or objections regarding this permit determination. If no comments are received on the proposed permit from anyone, including U.S. EPA, the permit will be issued as proposed. The Department may schedule a public informational hearing if within 30 days of the public date of this notice, a request for a hearing is filed by any person. The Department shall schedule a public informational hearing if a petition requesting a hearing is received from USEPA or from 5 or more persons or if the Department determines there is significant public interest. Requests for a public informational hearing shall state the following: the name and address of the person(s) requesting the hearing; the interest in the proposed permit of the person(s) requesting the hearing; the reasons for the request; and the issues proposed to be considered at the hearing. Information on file for this permit action, including the draft permit and fact sheet (if required), the operation's nutrient management plan and application may be inspected and copied at the permit drafter's office, Monday through Friday (except holidays), between 9:00 a.m. and 3:30 p.m. Please call the permit drafter for directions to their office location, if necessary. Information on this permit action may also be obtained by calling the permit drafter at (608) 573-2350 or by writing to the Department. Reasonable costs (15 cents per page for copies and 7 cents per page for scanning) will be charged for information in the file other than the public notice and fact sheet. Permit information is also available on the internet at: http://dnr.wi.gov/topic/wastewater/PublicNotices.html . Pursuant to the Americans with Disabilities Act, reasonable accommodation, including the provision of informational material in an alternative format, will be made to qualified individuals upon request. WNAXLP June 18 2026 LWIX0537925