WELL · 42-165-34099 · DISTRICT 8
Markham #2
Gaines County · Tex-Mex SE. (San Andres) field · Vertical
Markham #2 (API 42-165-34099) is a well in Gaines County operated by Rim Operating Inc., completed August 19, 2004.
The RRC has issued 2 drilling permits between 1989 and 2005, permitted to 8,800 ft.
Completion filings report 7 formation tops, including Yates, San Adnres, San Andres, Clear Fork.
Its 3 leases have reported 93.7K barrels of oil and 138K mcf of gas since January 1993, last reporting in July 2026. The leases carry 5 wells, so these are lease totals, not this well alone.
Operator of record
Englewood, CO · P-5 Y, filed Apr 4, 2026 · 35 permits on file · (303) 883-4043
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Rim Operating Inc. |
| Production reports | Contango Resources, LLCthrough Jan 2024 |
| Latest permit | Rim Operating, Inc.Jul 27, 2005 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,800
- total depth, ft
- 2
- permits on file
- Jul 27, 2005
- last permit issued
- Aug 19, 2004
- completed
- 93.7K
- cumulative oil, bbl
- 138K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Aug 19, 2004
- 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 3 leases this well is completed on; they carry 5 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Markham O-11-65175 | Tex-Mex, SE. (Wichita Albany) | Crescent Energy Operating, LLC | 3 | 87.3K | 125K | Jan 1993 – Jul 2026 |
| Markham O-11-69237 | Tex-Mex, SE. (San Andres) | Rim Operating, Inc. | 1 | 6.39K | 12.7K | Aug 2004 – Sep 2010 |
| Markham O-11-66669 | Wildcat | Rim Operating, Inc. | 1 | 0 | 0 | Jan 1993 – Jul 2008 |
Oil, barrels lease total
Last 12 months 0 · prior 12 0
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Plains Petroleum Operating Co.Jan 1993 → Jan 2000
- 2Rim Operating, Inc.Feb 2000 → May 2011
- 3Sandridge Expl. and Prod., LLCJul 2011 → Jan 2013
- 4Sheridan Production Company, LLCFeb 2013 → Mar 2020
- 5FDL Operating, LLCApr 2020 → Nov 2021
- 6Contango Resources, Inc.Dec 2021 → Dec 2021
- 7Contango Resources, LLCJan 2022 → Jan 2024
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 603979-99 | Recompletion | Rim Operating, Inc. | Jul 26, 2005 | Jul 27, 2005 | Jul 26, 2004 | 8,230 |
| 363995-99 | Drill | Arch Petroleum Inc. | Sep 15, 1989 | Sep 18, 1989 | Feb 14, 1990 | 8,800 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-11-65175 | — | — | — | — |
| — | — O-11-66669 | — | — | — | — |
| — | — O-11-69237 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 3,523 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Yates | 2,837 | 686 |
| San Adnres | 4,332 | -809 |
| San Andres | 4,332 | -809 |
| Clear ForkCLEARFORK | 6,950 | -3,427 |
| Abo Shale | 7,238 | -3,715 |
| Wichita-AlbanyWICHITA ALBANY | 7,281 | -3,758 |
| Devonian | 8,168 | -4,645 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,364 | 4,370 | Perforated |
| 4,376 | 4,380 | Perforated |
| 8,189 | 8,194 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,650 | 12.25 | 800 S |
| 5.5 | 8,233 | 7.875 | 1,050 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 →
| Suffix | Filed | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Jun 1, 2010 | Apr 10, 2008 | Yes |
| 00 | Jul 2, 2008 | Apr 10, 2008 | Yes |
| 00 | Jun 17, 2008 | Apr 15, 1991 | Yes |
| 00 | Apr 30, 1991 | Apr 15, 1991 | Yes |
| 00 | Apr 19, 1991 | — | — |
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.
- Wellbore filings for 42-165-34099 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-165-34099 → scanned completion filings
Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward) and the University Lands library. 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/16534099, documented in the API reference.