| Tier | Signal | Date | Service Impact |
|---|---|---|---|
| Tier 2 | Use of wet shoe with ability to frac out the toe in lateral completion. Casing details section |
Unknown | Completions / Frac |
| Tier 3 | Backbuild order waiver request for drilling outside target spacing unit, with Devon as both applicant and adjacent unit operator. Letter dated January 29, 2026 |
2026-01-29 | Regulatory / Permitting |
| Tier 3 | Requirement for on-site leakproof container for used filtration systems, including filter socks, starting from well spud through flow-back, with waiver option if no filtration used.⏱ URGENT NDIC letter dated May 30, 2025 |
2025-05-30 | Regulatory / Permitting |
| Tier 3 | Closed mud system with no cuttings pit required. Permit Review Policy |
Unknown | Mud / Fluids |
| Tier 3 | Mandatory prior written notice to Continental Resources for hydraulic fracturing if completions are within 2,640 feet of their wells, including 30-21 days notice, emergency contacts, and schedules.⏱ URGENT Conditions of Approval |
Relative | Completions / Frac |