Document Ev1mOryaeOvVVy0J4xnjgqe5g

April 3, 2024 Ron Toulou Colville Confederated Tribes P.O. Box 150 Nespelem, WA 99155 Failure to Complete Tier 2 Public Notification Requirements, Twin Lakes HUD, PWS ID 105300010 Dear Mr. Toulou: Twin Lakes HUD failed to meet the requirements of Tier 2 Public Notification (PN), which constitutes a violation of the National Primary Drinking Water Regulations [40 CFR 141.203]. On 1/18/2024, Twin Lakes HUD received a Notice of Violation letter for Failure to Correct Significant Deficiencies. In this letter, PN requirements were outlined, and instructions, a template and a certification were provided. Tier 2 PN must be delivered as soon as practical but no later than 30 days after the system learns of the situation [40 CFR 141.203(b)(1)]. Twin Lakes HUD failed to meet this requirement. Notifying customers in a timely manner of the situation is important so that customers can take proper precautions. A copy of the PN that was delivered, along with a certification that the Public Water System complied with all PN requirements must be submitted to the Environmental Protection Agency (EPA) within 10 days after providing PN to customers [40 CFR 141.31(d)]. Twin Lakes HUD failed to meet this requirement. To return to compliance Twin Lakes HUD must: 1. If the PN was already delivered to customers, submit a copy along with the certification to R10TribalDW@epa.gov as soon as possible. -OR2. Deliver a PN to customers and submit a copy along with the certification to R10TribalDW@epa.gov as soon as possible. This letter serves as initial notification of non-compliance under the Safe Drinking Water Act for the regulation and time period cited. EPA supports compliance assistance and encourages early action to return to compliance. Issues not addressed in a timely manner may be referred to enforcement. Prior to an enforcement action for the cited violation(s), EPA Region 10 will offer government-to- government consultation, in accordance with the EPA Policy on Consultation and Coordination with Indian Tribes. A list of all violations and their status can be viewed at any time by visiting Drinking Water Watch: https://sdwisdww.epa.gov/DWWR10/. Please contact R10TribalDW@epa.gov with questions. Sincerely, RYAN GROSS 2024.04.03 22:27:30 -07'00' Ryan J. Gross Acting Manager Groundwater and Drinking Water Section cc: Stanford Spencer, Colville Confederated Tribes Adam Pachosa, Colville Confederated Tribes Ben Chadwick, IHS District Utiliity Consultant Laddie Folster, IHS Spokane District Office 2