WELL · 42-359-30117 · DISTRICT 10

Mansfield A #4 I

N

Oldham County · Lambert 2 (Cisco) field  · Vertical

Mansfield A #4 I (API 42-359-30117) is a well in Oldham County operated by Baker & Taylor Drilling CO., completed May 8, 1980.

The RRC has issued one drilling permit, issued January 4, 1980, permitted to 7,000 ft.

Completion filings report 5 formation tops, including Red Cave, Panhandle Lime, Brown Dolomite, Cisco.

No lease production has been reported under this well’s leases.

It holds an active disposal or injection permit, with 51K barrels injected in the 12 months reported through December 2025.

Operator of record

Baker & Taylor Drilling Co.

Amarillo, TX · P-5 Y, filed Oct 22, 1991 · 206 permits on file

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleBaker & Taylor Drilling Co.
Production reportsnone
Latest permitBaker & Taylor Drilling Co.Jan 4, 1980
7,000
total depth, ft
1
permits on file
Jan 4, 1980
last permit issued
May 8, 1980
completed
0
cumulative oil, bbl
0
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
OFF SCHEDULE
Completed
May 8, 1980
Shut in
—
Plugged
—

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
Mansfield "A" O-14-6658Lambert 2 (Cisco)Stephens & Johnson Operating Co.100Jan 1993 – Jul 2026

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

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
68577-99DrillBaker & Taylor Drilling Co.Jan 4, 1980Jan 4, 1980Jan 6, 19807,000

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-14-6658————

Formation tops

As filed on W-2/G-1. Subsea from 3,640 ft elevation.Download CSV →

FormationMD ftSubsea
Red Cave3,140500
Panhandle Lime3,765-125
Brown Dolomite4,230-590
Cisco6,042-2,402
Granite Wash6,444-2,804

Perforations

Perforated and open-hole intervals.

FromToType
6,0706,080Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
8.6251,531111,200 S
2.8756,079——
5.56,3947.875300 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
00Sep 27, 1989Aug 21, 1989—
00Aug 23, 1989Nov 10, 1980—
00Aug 18, 1989——
00Jan 12, 1984Nov 10, 1980—

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.

Beyond the permit record

RRC UIC permits · H-10 reported volumes

Injection

51K
bbl, last 12 reported months
4.29M
bbl, all reported
Dec 2025
reported through
UICKindStatusPermitted bbl/dMax psiZone ft
000043849H-1 InjectionActive1,0001,5006,070–6,080
000072317H-1 InjectionCanceled Jul 25, 19901,0001,5006,070–6,080

MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS

Last 12 months 50,987 · prior 12 50,145(+2%)

02K4K6K20242025

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/35930117, documented in the API reference.