EPA v. Round Valley Piner and Hidden Oaks Casino

Case summary

The United States Environmental Protection Agency, Region 9 (?EPA?), and the Round Valley Indian Tribes, Round Valley Reservation, California (?Respondent?), enter into this administrative order on consent (?Consent Order?) to bring the Hidden Oaks Casino public water system, ID No. 09065177 (?Hidden Oaks System?), and the Piner Community public water system, ID No. 090605015 (?Piner System?), into compliance with the Safe Drinking Water Act (?SDWA?), 42 U.S.C. ? 300f et seq., and its National Primary Drinking Water Regulations (?NPDWRs?) at 40 C.F.R. part 141.

Defendants (1)

• Round Valley Piner & Hidden Oaks CasinoNamed in complaintNamed in settlement

Facilities (1)

• ROUND VALLEY PINER

  P. O. BOX 448, COVELO, CA, 95428-0448

  Registry ID: 110012937359

Statutes cited

• SDWA 1414G — PWS - Violation of 1414(g) AO

Enforcement conclusions (1)

• Round Valley Piner and Hidden Oaks Casinoentered 2026-02-10

  Primary law: SDWA

Timeline (2 milestones)

• 2026-02-10Final Order Issued
• 2026-04-20Enforcement Action Data Entered