| Tier | Signal | Date | Service Impact |
|---|---|---|---|
| Tier 2 |
Wet shoe completion design with intentional 400' uncemented annulus at liner toe for pump-down perforating 📄 Section 1.11 Wet Shoe, Fig. 1.1 Full Well Diagram and WetShoe configuration Non-standard cementing approach to enable cheaper wireline perforating instead of tubing/tractor methods; indicates specific completion strategy and cost optimization intent |
Unknown | Completions / Frac |
| Tier 3 |
Federal minerals notification required - BLM Dickinson office contact (701-227-7713) for proper documentation⏰ TIME-SENSITIVE 📄 Email from Emma Neigum dated May 14, 2026 Additional federal regulatory layer; operator must coordinate with BLM before proceeding |
2026-05-14 | General Oilfield Services |
| Tier 3 |
State Historical Society requires Class III cultural resource survey due to recorded site leads⏰ TIME-SENSITIVE 📄 STATE HISTORICAL SOCIETY letter dated April 9, 2026 Archaeological survey required before construction; specific guidelines must be followed |
2026-04-09 | General Oilfield Services |
| Tier 3 |
U.S. Fish and Wildlife Service recommends species surveys for endangered species prior to construction⏰ TIME-SENSITIVE 📄 FISH AND WILDLIFE SERVICE letter dated March 31, 2026 Regulatory agency requesting pre-construction biological surveys; adds potential delay and cost |
2026-03-31 | General Oilfield Services |
| Tier 3 |
Waiver requested for open hole logs, planning only cased hole cement bond log 📄 Page 4 of 10, PROPOSED LOGS section and Section 1.7 Evaluation Program Operator seeking to avoid open hole logging costs; indicates confidence in geological model or cost-cutting focus |
Unknown | Regulatory / Permitting |
| Tier 3 |
Anti-collision statement reveals use of real-time corrected surveys, gamma ray signatures for wellbore avoidance, and 1.2 separation safety factor 📄 ANTI-COLLISION STATEMENT section Detailed anti-collision protocol exceeding basic requirements; shows proactive approach to drilling safety in congested area |
Unknown | Directional Drilling |
| Tier 3 |
Mandatory pre-construction inspection and contact with NDIC Field Inspector Jason Hicks (701-720-3523) with potential for additional site-specific stipulations 📄 Page 2 of 10, Aquifer stipulation section Regulatory requirement adds inspection gate before pad construction; inspector has discretion to add stipulations, creating uncertainty for timing |
Relative | General Oilfield Services |