Document xm4GZR81ma4YaNwYEOM2dbvy

Notice of Preliminary Findings Media: CWA Facility Name: Heidelberg Cement Facility Address: 700 25th Street NW Mason City, IA EPA ID #: | A0072907, IA0001945, 5436-5264Date: 5/21/2025 This notice is provided to call your attention to the following preliminary findings regarding state and federal regulations. This notice does not constitute a compliance order and may not be a complete listing of all findings resulting from the inspection. : CitationDescription of Finding Facility is not maintaining areas in a clean, orderly manner. Facility is not maintaining stormwater structural controls. Facility does not provide spill preventative measures. The SWPPP does not identify all stormwater outfalls. Facility does not implement BMPs at all storm sewer inlets. As a continuation of the inspection performed at your facility, you are asked to submit a written response within 14 calendar days of receipt of this notice. Your response should include a description of all corrective actions taken and / or a schedule for completing the necessary corrective actions. The response should be submitted to: U.S. Environmental Protection Agency Region 7, Enforcement & Compliance Assurance Division (ECAD) 11201 Renner Boulevard, Lenexa, KS 66219 ATTN: Hannah Lewis If you have any questions about this Notice or wish to discuss your response, you may call me at Hannah Lewisor 913-551-7679(Compliance Officer) at This Notice prepared by Hannah LewisDate: 5/21/2025 The undersigned person herby acknowledges that he / she has received a copy of this Notice and has read same. Printed Name: Patrick Karamaga Signature: Title: Plant Manager Date: 5/22/25 Page 1 of 1 (Rev: 2/25/2020)White Original / EPA Yellow / Facility