WELL · 42-287-32253 · DISTRICT 3

Mahoney John B #4

Y

Lee County · Serbin (Taylor Sand) field · Shut IN  · Vertical

Mahoney John B #4 (API 42-287-32253) is a well in Lee County operated by Digital Operating Company LLC, completed July 10, 1989 and listed as shut in on the RRC schedule.

The RRC has issued one drilling permit, issued May 3, 1989, permitted to 5,900 ft.

It was permitted by Tex-Lee Operating Company and has since transferred to Digital Operating Company LLC on the wellbore schedule.

Completion filings report 3 formation tops, including Poth, Navarro, Taylor.

Its lease has reported 5.54K barrels of oil and 7.13K mcf of gas since January 1993, last reporting in July 2026.

Operator of record

Digital Operating Company LLC

Permitted by Tex-Lee Operating Company; the EWA schedule now lists a different operator.

Boerne, TX · P-5 Y, filed Aug 4, 2025 · (800) 671-8652

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleDigital Operating Company LLC
Production reportsTrivista Operating LLCthrough Aug 2022
Latest permitTex-Lee Operating CompanyMay 3, 1989

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

5,900
total depth, ft
1
permits on file
May 3, 1989
last permit issued
Jul 10, 1989
completed
5.54K
cumulative oil, bbl
7.13K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Jul 10, 1989
Shut in
—
Plugged
—

Operator's P-5 on the schedule: H

Surface location

No coordinates on the permit record yet. The RRC's GIS record usually lands within days of issuance; historical master-file permits never carry one.

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
Mahoney, John B O-3-20501Serbin (Taylor Sand)Digital Operating Company LLC15.54K7.13KJan 1993 – Jul 2026

No volumes reported on these leases in the last three years.

Chain of custody

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

  1. 1San Antonio Gas & Oil, Inc.Jan 1993 → Oct 1997
  2. 2Texas Vanguard Oil CompanyDec 1997 → Sep 2013
  3. 3Trivista Operating LLCOct 2013 → Aug 2022

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
358853-99DrillTex-Lee Operating CompanyMay 2, 1989May 3, 1989—5,900

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-3-20501————

Formation tops

As filed on W-2/G-1. Subsea from 510 ft elevation.Download CSV →

FormationMD ftSubsea
Poth4,310-3,800
NavarroNAVARRO B5,110-4,600
TaylorTAYLOR SAND5,650-5,140

Perforations

Perforated and open-hole intervals.

FromToType
5,6905,700Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
8.62556212.25230 S
4.55,7757.875935 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
00Aug 30, 1989Aug 7, 1989Yes
00Aug 17, 1989——

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). then paste it into their search.

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

Developers: this page as JSON is GET /v1/data/wells/28732253, documented in the API reference.