EPA v. Casa Blanca WWTP, Laguna Pueblo

Case summary

On September 21, 2026, EPA Region 6 issued an Administrative Order on Consent (AOC) under its authority pursuant to Section 309 of the Clean Water Act to the Laguna Development Corporation Casa Blanca WWTF. The AOC was issued in response to effluent violations of interim permit limits. The AOC requires the facility to; 1) submit a list of specific actions taken to correct the violations and 2) submit written certification to EPA that the violations have been corrected and the facility is compliant with its permit. The Respondent must respond to EPA Region 6 within thirty (30) days of the effective dated of the AOC.

Defendants (2)

• Laguna Development CorporationNamed in settlement
• Casa Blanca Wastewater Treatment Plant

Facilities (1)

• CASA BLANCA WWTP

  BIA RD. L22_LOCATED ON PUEBLO, CASA BLANCA, NM, 87007

  Registry ID: 110020039340

Statutes cited

• CWA 301/402 — NPDES Permit Violations

Enforcement conclusions (1)

• Casa Blanca WWTP, Laguna Puebloentered 2026-09-17

  Primary law: CWA

Timeline (2 milestones)

• 2026-05-04Enforcement Action Data Entered
• 2026-09-17Final Order Issued