| Tier | Signal | Date | Service Impact |
|---|---|---|---|
| Tier 2 | Use of 'wet shoe' configuration in production liner, intentionally over-displaced by 7 barrels of fluid to create uncemented annulus for economic toe initiation via wireline perforating. Full Well Details section |
Unknown | Completions / Frac |
| Tier 3 | Dirt work date set for May 1, 2026, with requirement to notify NDIC Field Inspector prior to location construction.⏱ URGENT Application for Permit |
2026-05-01 | General Oilfield Services |
| Tier 3 | Permit issued for well on Fort Berthold Reservation, with notification to Three Affiliated Tribes Chairman. Letter dated January 15, 2026, to Mark N. Fox |
2026-01-15 | General Oilfield Services |
| Tier 3 | Waiver requested for adjacent operator notification under Order No. 31848, as Oasis is the operator of the adjacent spacing unit. Letter dated January 9, 2026, from Ryan Emery to NDIC |
2026-01-09 | Regulatory / Permitting |
| Tier 3 | No use of diesel-based stimulation fluids, with listed Chemical Abstract Service Registry Numbers prohibited. Diesel Based Stimulation Fluids/Compounds statement |
Unknown | General Oilfield Services |
| Tier 3 | Anti-collision precautions include gamma ray signatures to identify and avoid existing wellbore paths in target zone, beyond standard surveys. Anti-Collision Statement |
Unknown | Directional Drilling |