TEXAS · WELLS · SHERMAN COUNTY · API 42-421-30358 · DISTRICT 08
Coldwater C #10
Sherman County · Coldwater Ranch (Red Cave) field · Vertical
Coldwater C #10 (API 42-421-30358) is a plugged well in Sherman County, plugged March 12, 2009, last operated by Conocophillips Company.
The RRC has issued 2 drilling permits between 1985 and 1997, permitted to 5,200 ft.
It was permitted by Phillips Petroleum Company and has since transferred to Conocophillips Company on the wellbore schedule.
Completion filings report 12 formation tops, including Red Cave, Redcave, Panhandle Lime, Panhandle Lm..
Operator of record
Permitted by Phillips Petroleum Company; the EWA schedule now lists a different operator.
- 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 | Conocophillips Company |
| Production reports | Phillips Petroleum Companythrough Jan 1999 |
| Latest permit | Phillips Petroleum CompanyDec 5, 1997 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 5,200
- total depth, ft
- 2
- permits on file
- Dec 5, 1997
- last permit issued
- Feb 2, 1998
- completed
- 0
- cumulative oil, bbl
- 82.5K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Nov 2014
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Feb 2, 1998
- Shut in
- —
- Plugged
- Mar 12, 2009
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 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Coldwater -C- G-14-123077 | Coldwater Ranch (Tonkawa) | Conocophillips Company | 1 | 0 | 52.3K | Jan 1993 – Nov 2014 |
| Coldwater C G-14-168062 | Coldwater Ranch (Red Cave) | Conocophillips Company | 1 | 0 | 30.2K | Feb 1998 – Mar 2009 |
No volumes reported on these leases in the last three years.
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Phillips Petroleum CompanyJan 1993 → Jan 1999
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 470819-99 | Recompletion | Phillips Petroleum Company | Dec 4, 1997 | Dec 5, 1997 | Jan 13, 1998 | 4,800 |
| 284222-99 | Drill | Phillips Petroleum Company | Aug 22, 1986 | Sep 4, 1985 | — | 5,200 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Feb 2, 1998 | Coldwater C G-14-168062 | Coldwater Ranch (Red Cave) | Conocophillips Company | Plugged | — |
| Oct 20, 1986 | Coldwater -C- G-14-123077 | Coldwater Ranch (Tonkawa) | Conocophillips Company | Plugged | — |
Formation tops
As filed on W-2/G-1. Subsea from 3,464 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Red Cave | 1,835 | 1,629 |
| Redcave | 1,835 | 1,629 |
| Panhandle Lime | 2,597 | 867 |
| Panhandle Lm. | 2,597 | 867 |
| Herington | 3,000 | 464 |
| Herrington | 3,000 | 464 |
| U. Penn Sand | 3,934 | -470 |
| U. Penn Sd. | 3,934 | -470 |
| Douglas | 4,612 | -1,148 |
| U. Tonkawa Sand | 4,842 | -1,378 |
| L. Tonkawa Sand | 4,988 | -1,524 |
| Lansing | 5,022 | -1,558 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 1,972 | 1,990 | Perforated |
| 2,040 | 2,050 | Perforated |
| 4,844 | 4,872 | Perforated |
| 4,989 | 5,010 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,833 | 12.25 | 1,025 S |
| 4.5 | 5,100 | 7.875 | 245 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 | Dec 14, 1998 | Sep 29, 1998 | — |
| 00 | Jun 16, 1998 | Mar 5, 1998 | Yes |
| 00 | May 28, 1998 | — | — |
| 00 | Feb 13, 1987 | Dec 17, 1986 | Yes |
| 00 | Jan 29, 1987 | — | Yes |
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 42-421-30358 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-421-30358 → scanned completion filings
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/42130358, documented in the API reference.