WELL · 42-479-40725 · DISTRICT 4
Thomasma Ray J. #18
Webb County · Aviators S. (9450) field · Temp Abandoned · Directional
Thomasma Ray J. #18 (API 42-479-40725) is a well in Webb County operated by Hilcorp Energy Company, completed February 25, 2018 and listed as temp abandoned on the RRC schedule.
The RRC has issued 2 drilling permits between 2009 and 2018, permitted to 13,000 ft.
Completion filings report 10 formation tops, including Queen City, Wilcox, Catahoula, Cook Mountain.
No lease production has been reported under this well’s leases.
Operator of record
Houston, TX · P-5 Y, filed Mar 26, 2026 · 3,453 permits on file · (713) 209-2411
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Hilcorp Energy Company |
| Production reports | Hilcorp Energy Companythrough Apr 2026 |
| Latest permit | Hilcorp Energy CompanyFeb 2, 2018 |
- 13,000
- total depth, ft
- 2
- permits on file
- Feb 2, 2018
- last permit issued
- Feb 25, 2018
- completed
- 0
- cumulative oil, bbl
- 4.1M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Apr 2010 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Feb 25, 2018
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: X
Surface location
27.280450, -98.991754
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in Webb County.
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 |
|---|---|---|---|---|---|---|
| Thomasma, Ray J. G-4-255866 | Zwebb (10350) | Hilcorp Energy Company | 1 | 0 | 2.19M | Apr 2010 – Jul 2026 |
| Thomasma, Ray J. G-4-290087 | Aviators S. (9450) | Hilcorp Energy Company | 1 | 0 | 1.91M | Feb 2018 – Jul 2026 |
Gas, mcf lease total
Last 12 months 47,919 · prior 12 71,593(-33%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Devon Energy Production Co, L.P.Apr 2010 → Jul 2014
- 2Linn Operating, Inc.Aug 2014 → Apr 2017
- 3Linn Operating, LLCMay 2017 → Jul 2017
- 4Hilcorp Energy CompanyAug 2017 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 835155-99 | Recompletion | Hilcorp Energy Company | Jan 12, 2018 | Feb 2, 2018 | Jan 13, 2018 | 12,043 |
| 687407-99 | Drill | Devon Energy Production Co, L.P. | Nov 13, 2009 | Nov 19, 2009 | Jan 28, 2010 | 13,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-255866 | — | — | — | — |
| — | — G-4-290087 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 750 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Queen City | 4,500 | -3,750 |
| Wilcox | 7,830 | -7,080 |
| WilcoxUPPER WILCOX | 8,070 | -7,320 |
| WilcoxMIDDLE WILCOX | 11,300 | -10,550 |
| CatahoulaCATAHOULA-FRIO | — | — |
| Cook Mountain | — | — |
| Eagle FordEAGLE FORD SHALE | — | — |
| EdwardsEDWARDS LIMESTONE | — | — |
| EscondidoESCONDITO | — | — |
| Jackson | — | — |
| Olmos | — | — |
| Yegua | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 10,690 | 10,710 | Perforated |
| 11,414 | 11,444 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 990 | 14.75 | 680 S |
| 7.625 | 7,950 | 9.875 | 405 S |
| 4.5 | 10,756 | 6.75 | 475 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 27, 2020 | Jul 23, 2020 | — |
| 00 | May 26, 2010 | May 21, 2010 | 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 42-479-40725 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-479-40725 → 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.
Nearby wells and their tops
NEAREST 8 LOCATED WELLS WITH TOPS · WITHIN 16 KM
Draw a cross-section
This well's tops beside its 5 nearest neighbours, subsea-aligned so they line up regardless of surface terrain.
BMT Aviator42-479-39005
0.3 KM · Smith Production Inc. · Section with this well →
| Wilcox | 7,642 | -6,887 |
| Hinnant 1 | 8,070 | -7,315 |
| B Sands | 8,500 | -7,745 |
| Picosso | 8,700 | -7,945 |
| Picoso | 8,700 | -7,945 |
| Puig | 9,270 | -8,515 |
| N/A | — |
Thomasma, Ray J. 'C'42-505-35115
1.9 KM · Hilcorp Energy Company · Section with this well →
| Bruni-Lopez | 8,285 | -7,578 |
| W-18 | 8,512 | -7,805 |
| Blue MKR | 9,476 | -8,769 |
| Corr 1 | 9,943 | -9,236 |
| Charco | 11,620 | -10,913 |
| Base Charco | 11,798 | -11,091 |
Thomasma, Ray J.42-505-34806
2.1 KM · Hilcorp Energy Company · Section with this well →
| Queen City | 4,432 | -3,722 |
| Queen City | 5,825 | -5,115 |
| Wilcox | 11,320 | -10,610 |
| Perdido | 11,820 | -11,110 |
| Lobo Unconformity | 12,560 | -11,850 |
Thomasma, Ray J.42-505-36639
2.1 KM · Hilcorp Energy Company · Section with this well →
| Jackson | 1,667 | -968 |
| Yegua | 2,167 | -1,468 |
| Queen City | 4,884 | -4,185 |
| Wilcox | 7,789 | -7,090 |
| Miocene (undifferentiated) | — | |
| Cook Mountain | — |
Thomasma, Ray J. "D"42-505-36130
3.1 KM · Hilcorp Energy Company · Section with this well →
| Jackson | 140 | 531 |
| Yegua | 700 | -29 |
| Queen City | 900 | -229 |
| Miocene (undifferentiated) | 2,000 | -1,329 |
| Wilcox | 2,600 | -1,929 |
| Cook Mountain | 2,900 | -2,229 |
Thomasma, Ray J.42-505-36562
4.3 KM · Hilcorp Energy Company · Section with this well →
| Jackson | 140 | 544 |
| Yegua | 700 | -16 |
| Queen City | 900 | -216 |
| Miocene (undifferentiated) | 2,000 | -1,316 |
| Wilcox | 2,600 | -1,916 |
| Cook Mountain | 2,900 | -2,216 |
| Reklaw | 5,820 | -5,136 |
| Wilcox | 7,820 | -7,136 |
BMT42-479-44855
4.4 KM · Hughes, Dan A. Company, L.P. · Section with this well →
| Jackson | 1,188 | -330 |
| Yegua | 2,630 | -1,772 |
| Cook Mountain | 3,275 | -2,417 |
| Queen City | 5,208 | -4,350 |
| Wilcox | 8,966 | -8,108 |
| Olmos | — | |
| Catahoula | — | |
| Edwards | — |
10 TOPS · FIRST 8
BMT/K&H "D"42-479-37598
4.5 KM · Smith Production Inc. · Section with this well →
| Yegua | 2,488 | -1,818 |
| Queen City | 4,365 | -3,695 |
| Wilcox | 7,040 | -6,370 |
| Top LWR Wilcox | 8,604 | -7,934 |
| Wilcox | 9,400 | -8,730 |
| Perdido Stray | 10,600 | -9,930 |
| LWR Perdido A | 10,800 | -10,130 |
| LWR Perdido | 10,800 | -10,130 |
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/47940725, documented in the API reference.