WELL · 42-135-07256 · DISTRICT 8
Millard "C" #5
Ector County · Vertical
Millard "C" #5 (API 42-135-07256) is a permitted well in Ector County filed by Conocophillips Company; no completion report is on file yet.
The RRC has issued 3 drilling permits between 1995 and 2009, permitted to 8,727 ft.
Completion filings report 14 formation tops, including Rustler, Yates, Grayburg, San Andres.
Its 3 leases have reported 740K barrels of oil and 1.36M mcf of gas since January 1993, last reporting in July 2026. The leases carry 16 wells, so these are lease totals, not this well alone.
Operator of record
- Based in
- Midland, TX
- P-5 status
- Active (A)
- P-5 last filed
- Feb 3, 2026
- Permits on file
- 3,290
- Phone
- (432) 683-7443
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | Ring Energy, Inc.through Apr 2026 |
| Latest permit | Conocophillips CompanyDec 22, 2009 |
- 8,727
- total depth, ft
- 3
- permits on file
- Dec 22, 2009
- last permit issued
- —
- completed
- 740K
- cumulative oil, bbl
- 1.36M
- 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 3 leases this well is completed on; they carry 16 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Millard -C- O-10-18108 | Penwell (Clear Fork 5100) | Ring Energy, Inc. | 12 | 727K | 1.35M | Jan 1993 – Jul 2026 |
| Millard -C- O-10-4868 | Penwell (Ellenburger) | Conocophillips Company | 2 | 453 | 1.11K | Jan 1993 – Mar 2008 |
| Millard "C" O-10-34303 | Penwell (Devonian) | Conocophillips Company | 2 | 12.8K | 11.2K | Sep 1994 – Mar 2005 |
Oil, barrels lease total
Last 12 months 47,461 · prior 12 58,301(-19%)
Gas, mcf lease total
Last 12 months 186,868 · prior 12 155,119(+20%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Phillips Petroleum CompanyJan 1993 → Dec 2002
- 2Conocophillips CompanyJan 2003 → Feb 2019
- 3Founders Oil & Gas Operating,llcMar 2019 → Jul 2023
- 4Ring Energy, Inc.Aug 2023 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 688921-99 | Recompletion | Conocophillips Company | Dec 21, 2009 | Dec 22, 2009 | — | 8,727 |
| 504051-99 | Recompletion | Phillips Petroleum Company | Jan 16, 2001 | Jan 16, 2001 | Oct 2, 2000 | 8,727 |
| 432971-99 | Recompletion | Phillips Petroleum Company | Feb 15, 1995 | Feb 17, 1995 | Sep 18, 1995 | 7,200 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-4868 | — | — | — | — |
| — | — O-10-18108 | — | — | — | — |
| — | — O-10-34303 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,917 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Rustler | 940 | 1,977 |
| Yates | 2,150 | 767 |
| Grayburg | 3,065 | -148 |
| San Andres | 3,562 | -645 |
| Glorieta | 4,410 | -1,493 |
| GlorietaGLORIETTA | 4,410 | -1,493 |
| Wolfcamp | 6,802 | -3,885 |
| Devonian | 7,105 | -4,188 |
| Silurian (undifferentiated)SILURIAN | 7,278 | -4,361 |
| Fusselman | 7,516 | -4,599 |
| Montoya | 7,642 | -4,725 |
| Simpson | 7,852 | -4,935 |
| McKee | 8,163 | -5,246 |
| Waddell | 8,454 | -5,537 |
| Ellenburger | 8,706 | -5,789 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,158 | 5,168 | Perforated |
| 5,195 | 5,205 | Perforated |
| 5,236 | 5,241 | Perforated |
| 7,116 | 7,130 | Perforated |
| 7,518 | 7,532 | Perforated |
| 7,560 | 7,604 | Perforated |
| 8,710 | 8,727 | Open hole |
| — | 7,510 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 3,051 | 11 | 1,450 S |
| 5.5 | 8,710 | 7.875 | 1,435 S |
| 5.5 | 8,711 | 7.875 | 1,565 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 | Apr 20, 2001 | Dec 21, 2000 | Yes |
| 00 | Mar 9, 2001 | Nov 15, 1995 | Yes |
| 00 | Dec 18, 1995 | Nov 15, 1995 | Yes |
| 00 | Nov 30, 1995 | Aug 2, 1993 | — |
| 00 | Dec 2, 1993 | Aug 2, 1993 | — |
| 00 | Oct 24, 1984 | Sep 27, 1984 | — |
| 00 | Sep 26, 1984 | Sep 5, 1984 | — |
| 00 | Jan 12, 1984 | Sep 5, 1984 | — |
| 00 | Jan 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.
- Wellbore filings for 42-135-07256 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-135-07256 → 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/13507256, documented in the API reference.