EPA v. CWA Santa Ynez Band/ Chumash WWTF (AOC)

Case summary

This Administrative Order on Consent (AOC) is entered into voluntarily by the United States Environmental Protection Agency (EPA) and the Santa Ynez Band of Chumash Indians (Respondent or Tribe).This AOC is issued under the authority vested in the Administrator by Section 309(a) of the Clean Water Act (CWA or Act), 33 U.S.C. Section 1319(a), which provides that, whenever the EPA finds that any person is in violation of inter alia, any permit condition or limitation implementing any of such sections in a permit issued under Section 402 of the CWA, 33 U.S.C. Section 134, the EPA may issue an order requiring such person to comply with the CWA, and shall specify a time for compliance that the EPA determines to be reasonable. This authority was delegated to Regional Administrators by Delegation No. 2-22 TN 350 on May 11, 1994. This authority was further redelegated to the Director of the Enforcement and Compliance Assurance Division of the EPA, Region 9 by Delegation No. R9-1200 TN 100, on February 11, 2013.

Defendants (1)

• Bill PetersNamed in complaintNamed in settlement

Facilities (1)

• SANTA YNEZ BAND/CHUMASH WWTP

  3400 EAST HIGHWAY 246, SANTA YNEZ, CA, 934609405

  Registry ID: 110017377122

Statutes cited

• CWA 301/402 — NPDES Permit Violations

Enforcement conclusions (1)

• CWA Santa Ynez Band/ Chumash WWTF (AOC)entered 2025-09-18

  Primary law: CWA

Timeline (2 milestones)

• 2025-09-18Final Order Issued
• 2025-09-26Enforcement Action Data Entered