WELL · 42-389-38894 · DISTRICT 8

Zelda-Link Unit 237-238W #1H

Y

Reeves County · Hoefs T-K (Wolfcamp) field · Producing  · Horizontal

Zelda-Link Unit 237-238w #1H (API 42-389-38894) is a horizontal well in Reeves County operated by Apache Corporation, completed January 7, 2021 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit (amended once), issued January 24, 2020, permitted to 13,000 ft.

It was permitted by Primexx Operating Corporation and has since transferred to Apache Corporation on the wellbore schedule.

Completion filings report 8 formation tops, including Delaware, Castile, Bell Canyon, Cherry Canyon.

Its lease has reported 175K barrels of oil and 963K mcf of gas since February 2020, last reporting in July 2026.

Operator of record

Apache Corporation

Permitted by Primexx Operating Corporation; the EWA schedule now lists a different operator.

Houston, TX · P-5 Y, filed Oct 4, 2025 · 9,754 permits on file · (713) 296-6400

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleApache Corporation
Production reportsApache Corporationthrough Apr 2026
Latest permitPrimexx Operating CorporationJan 24, 2020

The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.

13,000
total depth, ft
2
permits on file
Jan 24, 2020
last permit issued
Jan 7, 2021
completed
175K
cumulative oil, bbl
963K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Feb 2020 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Jan 7, 2021
Shut in
—
Plugged
—

Operator's P-5 on the schedule: Active

Surface location

31.034107, -103.563201

OpenStreetMap → ·  Google Maps →

Permit surface location from the RRC GIS record, in Reeves County.

Lease production

PDQ LEASE REPORTS · REPORTED THROUGH APR 2026

Texas reports oil by lease, not by well. These are the lease this well is completed on; this well is the only one on it.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Zelda-Link Unit 237-238W O-10-54236Hoefs T-K (Wolfcamp)Apache Corporation1175K963KFeb 2020 – Jul 2026

Gas, mcf lease total

Last 12 months 16,055 · prior 12 64,223(-75%)

010K20K30K202420252026

Oil, barrels lease total

Last 12 months 2,214 · prior 12 8,666(-74%)

02K4K202420252026

Chain of custody

Every operator that reported production on this well's lease, in order.

  1. 1Primexx Operating CorporationJan 2021 → Sep 2021
  2. 2Callon Petroleum Operating CoOct 2021 → Jul 2024
  3. 3Apache CorporationAug 2024 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
861004-98DrillPrimexx Operating CorporationSep 28, 2020Jan 24, 2020Feb 17, 202013,000
861004-99DrillPrimexx Operating CorporationJan 16, 2020Jan 24, 2020Feb 17, 202013,000

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-10-54236————

Formation tops

As filed on W-2/G-1. Subsea from 2,876 ft elevation.Download CSV →

FormationMD ftSubsea
DelawareFORD / DELAWARE2,498378
Delaware2,588288
CastileCASTILLE2,774102
Bell Canyon4,741-1,865
DelawareDELAWARE CONSOLIDATED GAS6,459-3,583
Cherry Canyon6,874-3,998
Bone Spring7,777-4,901
Wolfcamp9,840-6,964
Bell Canyon——
Bone Spring——
CastileCASTILLE——
Cherry Canyon——
Delaware——
DelawareDELAWARE CONSOLIDATED GAS——
DelawareFORD / DELAWARE——
Pennsylvanian——
Permian (undifferentiated)PERMIAN (UNDEFINED)——
Wolfcamp——

Perforations

Perforated and open-hole intervals.

FromToType
10,32210,757Perforated
10,95714,773Perforated
14,87319,941Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
13.3751,81917.51,425 S
9.6259,77512.252,000 S
5.520,0358.52,615 S

Completion filings

W-2 and G-1 reports on record in the RRC wellbore file, newest first. The suffix identifies the wellbore or completion event. About these reports →

SuffixFiledW-2 / G-1 dateLogs referenced
00Mar 26, 2021Mar 15, 2021Yes
00Sep 24, 2020Sep 10, 2020—
00Aug 7, 2020Jun 9, 2020Yes

The source documents

Petrora holds the structured record. The scanned filings live at the RRC; these links open its search already filled in for this API.

Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward) and the University Lands library. then paste it into their search.

Nearby wells and their tops

NEAREST 8 LOCATED WELLS WITH TOPS · WITHIN 16 KM

Draw a cross-section

This well's tops beside its 5 nearest neighbours, subsea-aligned so they line up regardless of surface terrain.

Open the cross-section →

McA State Unit 239-24042-389-39977

0.4 KM · Callon Petroleum Operating Co · Section with this well →

Castile1,838
Delaware5,033
Delaware5,102
Bell Canyon5,102
Cherry Canyon5,863
Bone Spring7,918
Wolfcamp9,890
Delaware—

10 TOPS · FIRST 8

McA State Unit 239-24042-389-39974

0.4 KM · Callon Petroleum Operating Co · Section with this well →

Castile1,828
Delaware5,053
Bell Canyon5,121
Delaware5,121
Cherry Canyon5,887
Bone Spring7,893
Wolfcamp9,892
Delaware—

10 TOPS · FIRST 8

McA State Unit 239-24042-389-39978

0.8 KM · Callon Petroleum Operating Co · Section with this well →

Castile1,819
Delaware5,070
Delaware5,139
Bell Canyon5,139
Cherry Canyon5,899
Bone Spring7,919
Wolfcamp9,917
Pennsylvanian—

10 TOPS · FIRST 8

McA State Unit 239-24042-389-39979

0.8 KM · Callon Petroleum Operating Co · Section with this well →

Castile1,816
Delaware5,085
Precambrian (Undifferentiated)—
Permian (undifferentiated)—
Pennsylvanian—
Mississippian—
Fusselman—
Ellenburger—

10 TOPS · FIRST 8

Rambo State Unit42-389-41367

0.9 KM · Vital Energy, Inc. · Section with this well →

Bell Canyon5,061-2,171
Cherry Canyon5,833-2,943
Bone Spring7,570-4,680
Bone Spring9,135-6,245
Wolfcamp9,842-6,952
Delaware—
Delaware—
Castile—

10 TOPS · FIRST 8

Rambo State Unit42-389-41366

0.9 KM · Vital Energy, Inc. · Section with this well →

Wolfcamp9881,902
Bell Canyon5,069-2,179
Cherry Canyon5,846-2,956
Bone Spring7,567-4,677
Bone Spring9,148-6,258
Delaware—
Permian (undifferentiated)—
Castile—

10 TOPS · FIRST 8

Rambo State Unit42-389-41365

1.0 KM · Vital Energy, Inc. · Section with this well →

Bell Canyon5,066-2,177
Cherry Canyon5,844-2,955
Bone Spring7,566-4,677
Wolfcamp9,868-6,979
Castile—
Delaware—
Delaware—
Delaware—

10 TOPS · FIRST 8

McA State Unit 239-24042-389-38954

1.3 KM · Primexx Operating Corporation · Section with this well →

Delaware2,500425
Delaware2,800125
Castile5,124-2,199
Bell Canyon5,920-2,995
Delaware6,748-3,823
Cherry Canyon7,801-4,876
Bone Spring9,775-6,850
Wolfcamp10,035-7,110

10 TOPS · FIRST 8

About this data

Permits from the RRC OGA049M master and daily daf420 files; wellbore and operator of record from the EWA schedule, weekly; completions, formation tops, casing, and perforations from the dbf900 wellbore file; production from PDQ lease reports, which lag two to three months; injection from UIC permits, H-10 reports, and TexNet daily volumes; earthquakes from the TexNet catalog.

New to these records? How to read a well page · API numbers · completion reports and tops · why production is by lease

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