TEXAS · WELLS · GUADALUPE COUNTY · SHANKLIN, W.R. LEASE · API 42-187-01692 · DISTRICT 01

Shanklin W.R. #10

On schedule

Guadalupe County · Luling-Branyon (1700) field · Producing  · Vertical

Shanklin W.R. #10 (API 42-187-01692) is a well in Guadalupe County operated by Texas Petroleum Investment CO., completed March 17, 1986 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued December 3, 1985, permitted to 2,191 ft.

It was permitted by Mobil Producing TX. & N.M. Inc. and has since transferred to Texas Petroleum Investment CO. on the wellbore schedule.

Its lease has reported 941 barrels of oil since January 1993, last reporting volume in January 2026.

Operator of record

Texas Petroleum Investment Co.

Permitted by Mobil Producing TX. & N.M. Inc.; the EWA schedule now lists a different operator.

Based in
Houston, TX
P-5 status
Active (A)
P-5 last filed
Oct 1, 2025
Permits on file
233
Phone
(713) 789-9225

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleTexas Petroleum Investment Co.
Production reportsTexas Petroleum Investment Co.through Jan 2026
Latest permitMobil Producing TX. & N.M. Inc.Dec 3, 1985

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

2,191
total depth, ft
1
permits on file
Dec 3, 1985
last permit issued
Mar 17, 1986
completed
941
cumulative oil, bbl
0
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Oct 2014 THROUGH Jan 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Mar 17, 1986
Shut in
—
Plugged
—

Operator's P-5 on the schedule: Active (A)

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.

Wells nearby

Every well with a location on file around this well, in any state, nearest first.

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Texas locations come from drilling permits, so most older Texas wells have none and are not listed.

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
Shanklin, W.R. O-1-11508Luling-Branyon (1700)Texas Petroleum Investment Co.19410Jan 1993 – Jan 2026

Oil, barrels lease total

Last 12 months 36 · prior 12 71(-49%)

0510202420252026

Wells named Shanklin W.R.

Texas Petroleum Investment Co.'s other wells filed under this lease name in Guadalupe County, newest permit first. The RRC gives a gas well its own lease number, so the name is what joins the wells of a unit.

Loading the lease's wells

Chain of custody

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

  1. 1Texas Petroleum Investment Co.Oct 2014 → Jan 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
291581-99RecompletionMobil Producing TX. & N.M. Inc.Oct 28, 1985Dec 3, 1985—2,191

Completions

CompletedLeaseFieldOperatorStatusDepth
Mar 17, 1986Shanklin W.R. O-1-11508Luling-Branyon (1700)Texas Petroleum Investment Co.Producing2,191
—Shanklin W. R. O-1-1103Luling-BranyonTexas Petroleum Investment Co.Not on Schedule—

Perforations

Perforated and open-hole intervals.

FromToType
1,8781,968Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
10.75252——
72,191——

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. The record date is the RRC's own date on the record, not the day the report was filed: 462,034 of the state's filings carry 1984-01-12. About these reports →

SuffixRRC record dateW-2 / G-1 dateLogs referenced
00Jun 18, 1986Apr 4, 1986Yes
00May 24, 1986——
00Jan 12, 1984——

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 filed since 2004 open from the RRC's log search for this well; none are loaded here for it.

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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.

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