WELL · 42-079-30553 · DISTRICT 8

Conoco-Dean Unit #109

N

Cochran County  · Vertical

Conoco-Dean Unit #109 (API 42-079-30553) is a disposal or injection well in Cochran County operated by Continental Oil Company under an active UIC permit.

The RRC has issued one drilling permit, issued August 3, 1977, permitted to 5,150 ft.

Its lease has reported 2.31M barrels of oil and 1.14M mcf of gas since January 1993, last reporting in July 2026. The lease carries 152 wells, so these are lease totals, not this well alone.

It holds an active disposal or injection permit, with 76.2K barrels injected in the 12 months reported through December 2025.

Operator of record

Continental Oil Company

Unknown, XX · P-5 Y · 624 permits on file

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedulenone
Production reportsExtex Operating Companythrough Apr 2026
Latest permitContinental Oil CompanyAug 3, 1977
5,150
total depth, ft
1
permits on file
Aug 3, 1977
last permit issued
—
completed
2.31M
cumulative oil, bbl
1.14M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
OFF SCHEDULE
Completed
—
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; they carry 152 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Conoco-Dean Unit O-11-60106SlaughterExtex Operating Company1522.31M1.14MJan 1993 – Jul 2026

Oil, barrels lease total

Last 12 months 15,517 · prior 12 17,752(-13%)

01K2K3K202420252026

Gas, mcf lease total

Last 12 months 8,538 · prior 12 8,630(-1%)

01K2K202420252026

Chain of custody

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

  1. 1Conoco Inc.Jan 1993 → Apr 1994
  2. 2Merit Energy CompanyMay 1994 → Apr 2000
  3. 3Permian Resources, Inc.May 2000 → Apr 2003
  4. 4Shenandoah Petroleum CorporationMay 2003 → Apr 2007
  5. 5Legacy Reserves Operating LPMay 2007 → Jan 2021
  6. 6Extex Operating CompanyFeb 2021 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
4578-99DrillContinental Oil CompanyAug 3, 1977Aug 3, 1977—5,150

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-11-60106————

Perforations

Perforated and open-hole intervals.

FromToType
5,0145,044Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
8.62550012.25400 S
2.3754,917——
5.55,1657.8751,700 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
00Jan 12, 1984Feb 10, 1981—

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

76.2K
bbl, last 12 reported months
4.75M
bbl, all reported
Dec 2025
reported through
UICKindStatusPermitted bbl/dMax psiZone ft
000041942H-1 InjectionActive1,0002,4504,990–5,070

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

Last 12 months 76,202 · prior 12 88,148(-14%)

05K10K20242025

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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