Petrora

WELL · 42-227-33267 · DISTRICT 8

Chalk, Otis #13

N

Howard County  · Vertical

Chalk, Otis #13 (API 42-227-33267) is a permitted well in Howard County filed by Westport Oil And Gas Company Inc; no completion report is on file yet.

The RRC has issued 4 drilling permits between 1981 and 2001, permitted to 3,800 ft.

Completion filings report 3 formation tops, including Surface Rock, Anhy & Salt, Dolo & Shale.

Its 2 leases have reported 1.1M barrels of oil and 333K mcf of gas since January 1993, last reporting in July 2026. The leases carry 43 wells, so these are lease totals, not this well alone.

Operator of record

Westport Oil and Gas Company Inc

Denver, CO · P-5 Y, filed Oct 5, 2001 · 91 permits on file

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedulenone
Production reportsApache Corporationthrough Apr 2026
Latest permitWestport Oil and Gas Company IncMay 22, 2001
3,800
total depth, ft
4
permits on file
May 22, 2001
last permit issued
—
completed
1.1M
cumulative oil, bbl
333K
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 2 leases this well is completed on; they carry 43 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Chalk, Otis O-10-46457Howard Glasscock (Consolidated)Apache Corporation23297K71.6KDec 2011 – Jul 2026
Chalk, Otis O-10-18996Howard-Glasscock (Glorieta)Apache Corporation20798K261KJan 1993 – Oct 2015

Oil, barrels lease total

Last 12 months 7,699 · prior 12 1,451(+431%)

05001K1.5K202420252026

Chain of custody

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

  1. 1Chevron U. S. A. Inc.Jan 1993 → Jun 1995
  2. 2Westport Oil and Gas Company IncJul 1995 → Feb 2002
  3. 3Westport Oil and Gas Company, LPMar 2002 → Feb 2006
  4. 4Kerr-McGee Oil & Gas Onshore LPMar 2006 → Mar 2007
  5. 5Apache CorporationApr 2007 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
508988-99RecompletionWestport Oil and Gas Company IncMay 14, 2001May 22, 2001Dec 13, 20013,800
474890-99RecompletionWestport Oil and Gas Company IncMar 31, 1998May 21, 1998—3,800
216662-99DrillGulf Oil Corp.Jun 14, 1984Sep 19, 1983—3,800
119129-99DrillGulf Oil Corp.Apr 13, 1981Apr 13, 1981—3,250

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-10-18996————
—— O-10-46457————

Formation tops

As filed on W-2/G-1. Subsea from 2,653 ft elevation.Download CSV →

FormationMD ftSubsea
Surface Rock4052,248
Anhy & Salt1,843810
Dolo & Shale2,400253
Dolo & Shale3,240-587
Dolo & Shale3,800-1,147

Perforations

Perforated and open-hole intervals.

FromToType
2,1812,184Perforated
2,2172,284Perforated
2,3132,358Perforated
2,4172,517Perforated
2,7852,787Perforated
2,7853,250Perforated
2,7942,796Perforated
2,8022,804Perforated
2,8142,816Perforated
2,8342,838Perforated
2,8682,872Perforated
2,8782,880Perforated
2,9122,916Perforated
2,9262,930Perforated
2,9402,942Perforated
2,9612,963Perforated
2,9782,980Perforated
3,0063,008Perforated
3,0083,012Perforated
3,0223,028Perforated
3,0503,054Perforated
3,0713,073Perforated
3,1143,118Perforated
3,1593,161Perforated
3,1883,194Perforated
3,2383,242Perforated
3,2483,250Perforated
3,5553,559Perforated
3,7263,728Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
10.7540514.75300 S
5.53,7997.875692 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
00Jul 17, 2015Jan 18, 2002—
00Jun 20, 2002Jan 18, 2002—
00Mar 24, 1997Jan 27, 1997—
00Oct 30, 1984Oct 10, 1984—
00Oct 18, 1984——
00Feb 21, 1984Dec 16, 1983—
00Feb 16, 1984Dec 16, 1983—

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/22733267, documented in the API reference.