EPA v. Deer Creek LSLI AO

Case summary

On April 10, 2026, EPA Region 6 Issued an Administrative Order (AO) to Deer Creek (Respondent). 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)

• Deer CreekNamed in complaintNamed in settlement

Facilities (1)

• DEER CREEK-CHLORINATION STATION 1

  THE HONORABLE KEN GASKILL, MAYOR, DEER CREEK, OK, 74636

  Registry ID: 110012860822

Statutes cited

• SDWA 1412/1414 — National Drinking Water Regulations

Enforcement conclusions (1)

• Deer Creek LSLI AOentered 2026-04-10

  Primary law: SDWA

Timeline (2 milestones)

• 2026-04-10Final Order Issued
• 2026-04-13Enforcement Action Data Entered