TEXAS · WELLS · HEMPHILL COUNTY · WOODBURN 31 LEASE · API 42-211-32648 · DISTRICT 08
Woodburn 31 #1
Hemphill County · Buffalo Wallow (Granite Wash) field · Producing · Vertical
Woodburn 31 #1 (API 42-211-32648) is a well in Hemphill County operated by Unbridled Resources LLC, completed December 6, 2002 and listed as producing on the RRC schedule, shut in July 1, 2017.
The RRC has issued one drilling permit (amended once), issued September 12, 2002, permitted to 11,550 ft.
It was permitted by Dominion Oklahoma Texas E&P, Inc and has since transferred to Unbridled Resources LLC on the wellbore schedule.
Completion filings report 6 formation tops, including T/Brown Dolomite, B/Heebner-T/Douglas, Cleveland, T/Granite Wash A.
Its lease has reported 9.38K barrels of oil and 398K mcf of gas since December 2002, with no volume in the three years through August 2026.
Operator of record
Permitted by Dominion Oklahoma Texas E&P, Inc; the EWA schedule now lists a different operator.
- Based in
- Oklahoma City, OK
- P-5 status
- Active (A)
- P-5 last filed
- Dec 17, 2025
- Permits on file
- 6
- Phone
- (318) 751-3917
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Unbridled Resources LLC |
| Production reports | Unbridled Resources, LLCthrough Nov 2017 |
| Latest permit | Dominion Oklahoma Texas E&P, IncSep 12, 2002 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 11,550
- total depth, ft
- 2
- permits on file
- Sep 12, 2002
- last permit issued
- Dec 6, 2002
- completed
- 9.38K
- cumulative oil, bbl
- 398K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · DEC 2002 THROUGH NOV 2017
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Dec 6, 2002
- Shut in
- Jul 1, 2017
- 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.
Wells nearby
Every well with a location on file around this well, in any state, nearest first.
Texas locations come from drilling permits, so most older Texas wells have none and are not listed.
Lease production
PDQ LEASE REPORTS · REPORTED THROUGH AUG 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 |
|---|---|---|---|---|---|---|
| Woodburn 31 G-14-193223 | Buffalo Wallow (Granite Wash) | Unbridled Resources, LLC | 1 | 9.38K | 398K | Dec 2002 – Nov 2017 |
No volumes reported on these leases in the last three years.
Wells named Woodburn 31
Unbridled Resources LLC's other wells filed under this lease name in Hemphill County, newest permit first. The RRC gives a gas well its own lease number, so the name is what joins the wells of a unit.
Loading the lease's wellsChain of custody
Operator on the lease's P-4
Each operator named on the P-4 filings for this well's lease (a gas well is its own lease), from the date its filing took effect. The P-4 is filed by lease, so a date before the well was drilled is the lease's.
| Operator | From | To |
|---|---|---|
| Unbridled Resources, LLC | Nov 24, 2020 | today |
| 4P Energy Texas, LLC | Apr 1, 2018 | Nov 24, 2020 |
| Enervest Operating, L.L.C. | Jan 1, 2015 | Apr 1, 2018 |
| Linn Operating, Inc. | Sep 1, 2007 | Jan 1, 2015 |
| Dominion Oklahoma Texas E&P, Inc | Dec 6, 2002 | Sep 1, 2007 |
Reporting production
Every operator that reported production on this well's lease, in order.
- 1Dominion Oklahoma Texas E&P, IncDec 2002 → Aug 2007
- 2Linn Operating, Inc.Sep 2007 → Dec 2014
- 3Enervest Operating, L.L.C.Jan 2015 → Nov 2017
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 523629-98 | Drill | Dominion Oklahoma Texas E&P, Inc | Sep 13, 2002 | Sep 12, 2002 | Sep 25, 2002 | 12,500 |
| 523629-99 | Drill | Dominion Oklahoma Texas E&P, Inc | Sep 12, 2002 | Sep 12, 2002 | — | 12,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Dec 6, 2002 | Woodburn 31 G-14-193223 | Buffalo Wallow (Granite Wash) | Unbridled Resources LLC | Producing · shut in Jul 1, 2017 | 11,550 |
Formation tops
As filed on W-2/G-1. Subsea from 2,672 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| T/Brown Dolomite | 4,518 | -1,846 |
| B/Heebner-T/Douglas | 7,876 | -5,204 |
| Cleveland | 9,843 | -7,171 |
| T/Granite Wash A | 10,789 | -8,117 |
| T/Granite Wash B | 11,092 | -8,420 |
| T/Granite Wash C | 11,269 | -8,597 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 10,826 | 10,994 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 1,521 | 12.25 | 750 S |
| 5.5 | 11,392 | 7.875 | 305 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. The record date is the RRC's own date on the record, not the day the report was filed: 462,034 of the state's filings carry 1984-01-12. About these reports →
| Suffix | RRC record date | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Apr 4, 2003 | Jan 30, 2003 | Yes |
| 00 | Mar 13, 2003 | — | — |
Well logs
The RRC's map lists this well among those with logs online. Its monthly inventories loaded here, which start in July 2006, list none for it, so none are itemized.
Open the RRC's log search for this well ↗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 42-211-32648 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-211-32648 → scanned completion filings
The logs loaded for this well are under Well logs, with the RRC's log search for it.
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/21132648, documented in the API reference.