TEXAS · WELLS · PECOS COUNTY · CREDO-STARK LEASE · API 42-371-34771 · DISTRICT 7B
Credo-Stark #4
Pecos County · Catlynn W.(clear Fork Lower) field · Shut In · Vertical
Credo-Stark #4 (API 42-371-34771) is a well in Pecos County operated by Crescent Energy Operating LLC, completed February 23, 2014 and listed as shut in on the RRC schedule, shut in August 1, 2015.
The RRC has issued one drilling permit, issued March 12, 1984, permitted to 3,640 ft.
It was permitted by Three-B Oil Company, The and has since transferred to Crescent Energy Operating LLC on the wellbore schedule.
Completion filings report 7 formation tops, including Yates, Seven Rivers, Grayburg, San Andres.
Its lease has reported 43K barrels of oil and 96.9K mcf of gas since January 1993, last reporting in July 2026. The lease carries 8 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Three-B Oil Company, The; the EWA schedule now lists a different operator.
- Based in
- Houston, TX
- P-5 status
- Active (A)
- P-5 last filed
- Aug 28, 2025
- Permits on file
- 54
- Phone
- (713) 337-4600
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Crescent Energy Operating LLC |
| Production reports | Grizzly OP of Delaware, LLCthrough Jul 2020 |
| Latest permit | Three-B Oil Company, TheMar 12, 1984 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 3,640
- total depth, ft
- 1
- permits on file
- Mar 12, 1984
- last permit issued
- Feb 23, 2014
- completed
- 43K
- cumulative oil, bbl
- 96.9K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Feb 23, 2014
- Shut in
- Aug 1, 2015
- Plugged
- —
Operator's P-5 on the schedule: Active – Extension (X)
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; they carry 8 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Credo-Stark O-10-27758 | Catlynn,w.(clear Fork,lower) | Crescent Energy Operating, LLC | 8 | 43K | 96.9K | Jan 1993 – Jul 2026 |
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.
- 1Thomas, J. C. Inc.Jan 1993 → Feb 1996
- 2Three-B Oil Company, TheMar 1996 → Feb 2005
- 3Stanolind Operating Corp.Mar 2005 → Apr 2008
- 4Eagle Rock Operating Company,llcMay 2008 → Oct 2015
- 5Vanguard Operating, LLCNov 2015 → Aug 2019
- 6Grizzly OP of Delaware, LLCOct 2019 → Jun 2020
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 233476-99 | Drill | Three-B Oil Company, The | Feb 21, 1984 | Mar 12, 1984 | Feb 19, 1984 | 3,800 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Feb 23, 2014 | Credo-Stark O-10-27758 | Catlynn W.(clear Fork Lower) | Crescent Energy Operating LLC | Shut In · shut in Aug 1, 2015 | 3,640 |
Formation tops
As filed on W-2/G-1. Subsea from 2,360 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Yates | 1,087 | 1,273 |
| Yates | 1,120 | 1,240 |
| Seven Rivers7-RIVERS | 1,290 | 1,070 |
| Grayburg | 1,808 | 552 |
| Grayburg | 1,826 | 534 |
| San Andres | 2,160 | 200 |
| San Andres | 2,163 | 197 |
| Glorieta | 2,810 | -450 |
| GlorietaGLORIETTA | 2,810 | -450 |
| Clear Fork | 3,020 | -660 |
| Clear ForkCLEARFORK | 3,020 | -660 |
| Tubbs | 3,475 | -1,115 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 3,468 | 3,514 | Perforated |
| 3,550 | 3,649 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 7.625 | 1,050 | 9.875 | 350 S |
| 7.625 | 1,050 | 11 | 350 S |
| 5.5 | 3,550 | 6.5 | 200 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 | Jul 30, 2014 | Mar 10, 2014 | — |
| 00 | Apr 10, 1984 | Mar 20, 1984 | — |
| 00 | Mar 31, 1984 | Mar 20, 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 42-371-34771 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-371-34771 → 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/37134771, documented in the API reference.