EPA v. Twin Oak Ranch LSLI AO

Case summary

On August 11, 2026, EPA Region 6 Issued an Administrative Order (AO) to Twin Oak Ranch (Respondent) pursuant to the Safe Drinking Water Act (SDWA) Lead and Copper Rule Revisions (LCRR) and Lead and Copper Rule Improvements (LCRI), 40 C.F.R. 141.84 and 141.90. The Order was issued in response to the system's failure to develop a Lead Service Line Inventory (LSLI), pursuant to the Lead Copper Rule Improvements (LCRI). Per the Order, systems are required to develop an adequate LSLI, submit the inventory to the state, and if applicable issue a public notice for their failure to develop the LSLI by the statutory due date of October 16, 2024.

Defendants (1)

• Youth With A MissionNamed in complaintNamed in settlement

Facilities (1)

• TWIN OAKS RANCH

  TX

  Registry ID: 110013212246

Statutes cited

• SDWA 1412/1414 — National Drinking Water Regulations

Enforcement conclusions (1)

• Twin Oak Ranch LSLI AOentered 2026-08-11

  Primary law: SDWA

Timeline (2 milestones)

• 2026-08-11Final Order Issued
• 2026-08-19Enforcement Action Data Entered