IDAHO DEPARTMENT OF ENVIRONMENTAL QUALITY LEGAL NOTICE OF CATEGORICAL EXCLUSION FOR THE TERRACE LAKES DRINKING WATER PROJECT The Idaho Department of Environmental Quality (DEQ) has determined that the proposed drinking water improvement project for the Terrace Lakes Water Company, Boise County, Idaho, conforms to the State Environmental Review Process (SERP), "Rules for Administration of Wastewater and Drinking Water Loan Funds" (IDAPA 58.01.12) and "Rules for Administration of Planning Grants for Drinking Water and Wastewater Facilities" (IDAPA 58.01.22) by which the project is eligible for a categorical exclusion. Accordingly, the project is exempted from further substantive environmental review requirements. Project Description: Install new chlorine dosing pumps, new flow meters, and chlorine tank ventilation for Wells 3, 4, 5, and 6. Install new polyphosphate dosing pumps and relocating injection points for Wells 3 and 6. Replace existing pressure reducing valves (PRVs) and possible addition of two new PRVs. Upsize portions of existing transmission line. Replace and install pipeline and complete looping. Copies of the notice of Cat Ex and the environmental information document upon which it is based are available for public review by submitting a public records request, pursuant to Idaho Code § 74-101, et seq. A request may be submitted at https://www.deq.idaho.gov/public-records-request/. The records may also be available for public review at the following locations: Terrace Lakes Water Company P.O. Box 141 Garden Valley, ID 83622 Contact: Rolly Woosley, President 208-830-9750 and rolly@skytrace.com IPL0353363 Jun 30 2026