TEXAS · WELLS · SHACKELFORD COUNTY · NAIL RANCH "CM" LEASE · API 42-417-36374 · DISTRICT 6E
Nail Ranch CM #1
Shackelford County · Ethel (Congl) field · Producing · Vertical
Nail Ranch CM #1 (API 42-417-36374) is a well in Shackelford County operated by Bluff Creek Petroleum LLC, completed June 5, 2003 and listed as producing on the RRC schedule.
The RRC has issued 2 drilling permits (amended once) between 1985 and 2003, permitted to 4,771 ft.
It was permitted by Cottonwood Petroleum CO. and has since transferred to Bluff Creek Petroleum LLC on the wellbore schedule.
Completion filings report 6 formation tops, including Saddlecreek, Breckenridge, Palo Pinto, Caddo.
Its lease has reported 45.6K barrels of oil and 24 mcf of gas since June 2003, last reporting in July 2026.
Operator of record
Permitted by Cottonwood Petroleum Co.; the EWA schedule now lists a different operator.
- Based in
- Abilene, TX
- P-5 status
- Active (A)
- P-5 last filed
- May 11, 2026
- Permits on file
- 117
- Phone
- (325) 676-5557
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | Bluff Creek Petroleum, LLCthrough Apr 2026 |
| Latest permit | Cottonwood Petroleum Co.Apr 29, 2003 |
- 4,771
- total depth, ft
- 3
- permits on file
- Apr 29, 2003
- last permit issued
- Jun 5, 2003
- completed
- 45.6K
- cumulative oil, bbl
- 24
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jun 2003 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jun 5, 2003
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
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; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Nail Ranch "CM" O-8-29278 | Ethel (Congl) | Bluff Creek Petroleum, LLC | 1 | 45.6K | 24 | Jun 2003 – Jul 2026 |
Oil, barrels lease total
Last 12 months 1,802 · prior 12 1,713(+5%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Cottonwood Petroleum Co.Jun 2003 → Jun 2009
- 2Bluff Creek Petroleum, LLCJul 2009 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 531251-98 | Reenter | Cottonwood Petroleum Co. | Jun 26, 2003 | Apr 29, 2003 | — | 4,999 |
| 531251-99 | Reenter | Cottonwood Petroleum Co. | Apr 29, 2003 | Apr 29, 2003 | May 29, 2003 | 4,999 |
| 278129-99 | Drill | Jacobs, C. E., Co. | Jun 12, 1985 | Jun 19, 1985 | — | 5,300 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Jun 5, 2003 | Nail Ranch CM O-8-29278 | Ethel (Congl) | Bluff Creek Petroleum LLC | Producing | 4,771 |
Formation tops
As filed on W-2/G-1. Subsea from 1,407 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Saddlecreek | 750 | 657 |
| Breckenridge | 1,002 | 405 |
| Palo Pinto | 2,370 | -963 |
| Caddo | 4,188 | -2,781 |
| Duffer | 4,520 | -3,113 |
| Chester | 4,640 | -3,233 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,464 | 4,474 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 122 | 12.25 | — |
| 4.5 | 4,771 | 7.875 | 145 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 | Oct 9, 2003 | Jun 23, 2003 | Yes |
| 00 | Sep 24, 2003 | — | — |
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 42-417-36374 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-417-36374 → 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/41736374, documented in the API reference.