TEXAS · WELLS · PECOS COUNTY · API 42-371-36544 · DISTRICT 7B
Sibley Unit #3
Pecos County · Coyanosa (Miss. 10475) field · Producing · Vertical
Sibley Unit #3 (API 42-371-36544) is a well in Pecos County operated by Xto Energy Inc., completed January 12, 1996 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued August 31, 1995, permitted to 10,690 ft.
It was permitted by Mobil Producing TX. & N.M. Inc. and has since transferred to Xto Energy Inc. on the wellbore schedule.
Completion filings report 5 formation tops, including Delaware, Bone Spring, Wolfcamp, Pennsylvanian.
No lease production has been reported under this well’s leases.
Operator of record
Permitted by Mobil Producing TX. & N.M. Inc.; the EWA schedule now lists a different operator.
- Based in
- Spring, TX
- P-5 status
- Active – Extension (X)
- P-5 last filed
- Apr 8, 2026
- Permits on file
- 16,156
- Phone
- (346) 502-1572
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | XTO Energy Inc. |
| Production reports | XTO Energy Inc.through Sep 2025 |
| Latest permit | Mobil Producing TX. & N.M. Inc.Aug 31, 1995 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 10,690
- total depth, ft
- 1
- permits on file
- Aug 31, 1995
- last permit issued
- Jan 12, 1996
- completed
- 0
- cumulative oil, bbl
- 1.58M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1996 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jan 12, 1996
- 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 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 |
|---|---|---|---|---|---|---|
| Sibley Unit G-10-157434 | Coyanosa (Wolfcamp) | XTO Energy Inc. | 1 | 0 | 315K | Jan 1996 – Jul 2026 |
| Sibley Unit G-10-157435 | Coyanosa (Miss. 10475) | XTO Energy Inc. | 1 | 0 | 1.27M | Jan 1996 – Jul 2026 |
Gas, mcf lease total
Last 12 months 64 · prior 12 39,449(-100%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Mobil Producing TX. & N.M. Inc.Jan 1996 → Dec 2011
- 2XTO Energy Inc.Jan 2012 → Sep 2025
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 438299-99 | Drill | Mobil Producing TX. & N.M. Inc. | Jul 27, 1995 | Aug 31, 1995 | Sep 23, 1995 | 11,250 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Jan 12, 1996 | Sibley Unit G-10-157435 | Coyanosa (Miss. 10475) | XTO Energy Inc. | Producing | 10,690 |
| Jan 12, 1996 | Sibley Unit G-10-157434 | Coyanosa (Wolfcamp) | XTO Energy Inc. | Temp Abandoned · shut in Sep 1, 2004 | 10,690 |
Formation tops
As filed on W-2/G-1. Subsea from 2,640 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| DelawareDELAWARE LAMAR | 4,735 | -2,095 |
| Bone SpringBONE SPRINGS | 7,220 | -4,580 |
| WolfcampWOLFCAMP SHALE | 9,076 | -6,436 |
| PennsylvanianPENN ATOKA | 10,139 | -7,499 |
| MississippianMISS BARNETT | 10,423 | -7,783 |
| MississippianMISS LIME | 10,511 | -7,871 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 9,430 | 9,858 | Perforated |
| 10,138 | 10,236 | Perforated |
| 10,505 | 10,690 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 2,696 | 14.75 | 2,000 S |
| 7.625 | 9,407 | 9.5 | 1,700 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 18, 1996 | Feb 8, 1996 | Yes |
| 00 | Jun 12, 1996 | Feb 8, 1996 | Yes |
| 00 | Mar 29, 1996 | — | — |
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 42-371-36544 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-371-36544 → 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/37136544, documented in the API reference.