Shorthorn 3-27 1H

Zavanna Energy Operating, LLC · Williams County, ND · File #37432 · Generated 2026-10-14 06:31

API: 3310505429
Target Formation: Middle Bakken
Permit Explained: Yes

Permit Cycle Assessment

The permit approval is directly conditioned by three contemporaneous waiver/approval requests: a directional survey frequency adjustment, a casing inspection method substitution, and a pad expansion for larger rig and facilities.

Permit Cycle Signals (3)

Waiver request to adjust directional survey frequency from 30' to 45' increments when using 45' drill pipe

Direct

Sundry Form (Request for Consideration/Waiver), FORM ID: 330345
2026-08-05 (Exact confidence)

Modifies standard survey frequency requirement; ties approval to specific drilling equipment (45' drill pipe)

Waiver request to replace visual inspection/photograph of top intermediate casing joint with wireline logging solution (caliper logs)

Direct

Sundry Form (Request for Variance/Waiver), FORM ID: 330347
2026-08-05 (Exact confidence)

Addresses specific safety and technical justification for alternative casing evaluation method; cites additional risks of visual inspection

Request to expand existing pad for larger rig size and facilities move, with attached plats and specifications

Direct

Sundry Form (Request to Perform Work), FORM ID: 315810
2026-05-21 (Exact confidence)

Directly enables permit execution by modifying surface location to accommodate operational changes

Historical Context (3)

Filter sock container waiver for all phases, requiring transport to centralized SWD facilities instead of on-site containers
Sundry Form (Filter Sock Container Waiver), FORM ID: 268258 · 2025-09-08
Establishes ongoing waste handling procedure that applies during future completion, flow-back, and production phases.

Order 31973 requires notification/waiver for wellbores entering adjacent spacing units; operator self-waived as operator of adjacent unit
Waiver letter Outside Unit NDIC Order 31973 · Unknown
Regulatory obligation persists for any future wells that may enter units operated by other parties, requiring directional plan disclosure.

Stipulation for 150' north/south and 500' east/west setbacks within 1280-acre spacing unit, with north setback based on wet shoe for frac out
Permit Stipulations (Order 30485) · 2020-03-09
Geometry constraint remains in effect for wellbore placement and completion design (frac initiation out shoe).

Operator Pattern

Systematic use of waivers for operational flexibility (survey frequency, casing inspection, filter sock handling) and pad modifications for larger equipment
Multiple sundry requests show consistent pattern of seeking regulatory adjustments for drilling efficiency, safety rationales, and waste management centralization.

Confidence: High
Multiple permit-cycle documents with exact dates and approval status directly explain the anchored permit conditions. Historical signals are clearly separated and supported by specific regulatory references.