PERMITS · 913172-99 · DISTRICT 2

Drill: Hier-Mey-Hed SA A #1

Spudded

Marathon Oil EF LLC · Karnes County · Horizontal

Open the well record →

API 42-255-38362 · everything on file for the well this permit is for

Email me new permits Email me new permits

Feb 4, 2026: issued
17,500: permitted depth, ft
42-255-38362: API number
1: version on file

FIRST SEEN BY PETRORA FEB 4, 2026 · WHY THIS DIFFERS FROM THE ISSUE DATE

Lifecycle

Jan 29, 2026Received · Application received by the RRC
Feb 4, 2026Issued · Permit approved
Mar 18, 2026Spud · Drilling began
Mar 20, 2026Surface casing · Surface string set
Feb 4, 2028Expires · Unless drilled or extended before then

A drilling permit is valid for two years from issuance unless extended. How permits work →

Surface location

Acres: 812.45
Nearest town: 9.2 mi SW of Karnes City
Coordinates (NAD27, as filed): 28.82810, -98.03939
Coordinates (WGS84): 28.82836, -98.03967

View surface location on a map → The RRC files the location in NAD27; the map link uses the same point in WGS84.

Application records

Status entries the RRC filed against this permit number.

Status no.	Received	Status	Operator	Lease / well
913172-99	Jan 29, 2026	A	Marathon Oil EF LLC	Hier-Mey-Hed SA A #1

About this data

W-1 drilling permit from the RRC OGA049M master and daily daf420 files, refreshed every business day. Surface coordinates come from the daily file only. Amendments appear as sequence numbers on the same permit; the lowest is current.

Developers: this page as JSON is GET /v1/data/permits/tx/913172, documented in the API reference.