WELL · 42-391-31617 · DISTRICT 2
Heard Clement #26
Refugio County · Tom Oconnor (5900 Sand) field · Vertical
Heard Clement #26 (API 42-391-31617) is a well in Refugio County operated by Hilcorp Energy Company, completed March 3, 1983.
The RRC has issued 9 drilling permits between 1982 and 2015, permitted to 8,000 ft.
Completion filings report 9 formation tops, including Lagarto, Surface Sand Clay, Oakville, Catahoula.
Its 7 leases have reported 26.5M barrels of oil and 17.4M mcf of gas since January 1993, last reporting in July 2026. The leases carry 698 wells, so these are lease totals, not this well alone.
Operator of record
- Based in
- Houston, TX
- P-5 status
- Active – Extension (X)
- P-5 last filed
- Mar 27, 2026
- Permits on file
- 3,454
- Phone
- (713) 209-2400
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 CompanySep 25, 2015 |
- 8,000
- total depth, ft
- 9
- permits on file
- Sep 25, 2015
- last permit issued
- Mar 3, 1983
- completed
- 26.5M
- cumulative oil, bbl
- 17.4M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Mar 3, 1983
- Shut in
- —
- Plugged
- —
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 7 leases this well is completed on; they carry 698 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Heard, Clement G-2-255716 | Tom Oconnor | Hilcorp Energy Company | 1 | 0 | 0 | Mar 2010 – Jul 2026 |
| Heard, Clement O-2-2585 | Tom Oconnor (5500 Sand) | Hilcorp Energy Company | 20 | 1.34M | 986K | Jan 1993 – Jul 2026 |
| Heard, Clement O-2-2873 | Tom Oconnor (5900 Sand) | Hilcorp Energy Company | 22 | 1.22M | 1.07M | Jan 1993 – Jul 2026 |
| Tom Oconnor (5800 SD) Fld. Unit O-2-5280 | Tom Oconnor (5800) | Hilcorp Energy Company | 594 | 22.8M | 14.9M | Jan 1993 – Jul 2026 |
| Tom O'CONNOR(5600 Foot Sand)unit O-2-8950 | Tom O'Connor (5600 Foot Sand) | Hilcorp Energy Company | 59 | 1.13M | 357K | Mar 2005 – Jul 2026 |
| Heard, Clement G-2-182608 | Tom Oconnor (5300, East) | Hilcorp Energy Company | 1 | 0 | 80.3K | Mar 2001 – Apr 2002 |
| Heard, Clement G-2-173793 | Tom Oconnor (4050) | Quintana Pet. Corp. | 1 | 0 | 32.4K | Jul 1998 – Jun 1999 |
Oil, barrels lease total
Last 12 months 695,080 · prior 12 546,292(+27%)
Gas, mcf lease total
Last 12 months 118,577 · prior 12 84,913(+40%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Quintana Pet. Corp.Jan 1993 → Nov 2000
- 2Hilcorp Energy CompanyDec 2000 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 810499-99 | Recompletion | Hilcorp Energy Company | Sep 18, 2015 | Sep 25, 2015 | Sep 30, 2015 | 6,104 |
| 698678-99 | Recompletion | Hilcorp Energy Company | Jul 7, 2010 | Jul 13, 2010 | Jul 20, 2010 | 6,104 |
| 683418-99 | Recompletion | Hilcorp Energy Company | Jul 23, 2009 | Aug 3, 2009 | Feb 26, 2010 | 6,104 |
| 519024-99 | Recompletion | Hilcorp Energy Company | Apr 11, 2002 | Apr 15, 2002 | Mar 27, 2002 | 6,104 |
| 505910-99 | Recompletion | Hilcorp Energy Company | Feb 28, 2001 | Feb 28, 2001 | Feb 27, 2001 | 6,104 |
| 489085-99 | Recompletion | Quintana Pet. Corp. | Nov 3, 1999 | Nov 4, 1999 | May 28, 1999 | 6,104 |
| 478070-99 | Recompletion | Quintana Pet. Corp. | Jul 17, 1998 | Jul 20, 1998 | Jul 17, 1998 | 6,104 |
| 348831-99 | Recompletion | Quintana Pet. Corp. | Jul 13, 1988 | Jul 15, 1988 | — | 6,100 |
| 184223-99 | Drill | Quintana Pet. Corp. | Dec 31, 1982 | Dec 31, 1982 | — | 8,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-2-173793 | — | — | — | — |
| — | — G-2-182608 | — | — | — | — |
| — | — G-2-255716 | — | — | — | — |
| — | — O-2-2585 | — | — | — | — |
| — | — O-2-2873 | — | — | — | — |
| — | — O-2-2873 | — | — | — | — |
| — | — O-2-2873 | — | — | — | — |
| — | — O-2-5280 | — | — | — | — |
| — | — O-2-5280 | — | — | — | — |
| — | — O-2-8950 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 59 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| LagartoLARGARTO | 1,500 | -1,441 |
| Surface Sand Clay | 1,500 | -1,441 |
| LagartoLARGARTO | 2,750 | -2,691 |
| Oakville | 2,750 | -2,691 |
| CatahoulaCATAHOULA (MIOCENE) | 3,300 | -3,241 |
| Oakville | 3,300 | -3,241 |
| Oakvillee | 3,300 | -3,241 |
| Catahoula | 3,543 | -3,484 |
| AnahuacANAHUAC (MIOCENE) | 4,100 | -4,041 |
| CatahoulaCATAHOULA (MIOCENE) | 4,100 | -4,041 |
| Frio | 4,314 | -4,255 |
| AnahuacANAHUAC (MIOCENE) | 4,365 | -4,306 |
| AnahuacANAHUAC(MIOCENE) | 4,365 | -4,306 |
| FrioFRIO-GRETA (OLIGOCENE) | 4,365 | -4,306 |
| FrioFRIO-GRETA (OLIG) | 4,785 | -4,726 |
| FrioMIDDLE FRIO (SINTON) | 5,000 | -4,941 |
| FrioMIDDLE FRIO (SINTON) | 5,400 | -5,341 |
| FrioLOWER FRIO (OLIGOCENE) | 5,880 | -5,821 |
| FrioLOWER FRIO (OLIG) | 6,104 | -6,045 |
| FrioLOWER FRIO(OLIG) | 6,104 | -6,045 |
| JacksonJACKSON/YEGUA | — | — |
| NO Change | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,044 | 4,056 | Perforated |
| 5,220 | 5,228 | Perforated |
| 5,472 | 5,480 | Perforated |
| 5,527 | 5,537 | Perforated |
| 5,648 | 5,654 | Perforated |
| 5,690 | 5,697 | Perforated |
| 5,784 | 5,794 | Perforated |
| 5,796 | 5,806 | Perforated |
| 5,881 | 5,903 | Perforated |
| 5,882 | 5,891 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 10.75 | 1,545 | 14.75 | 770 S |
| 2.875 | 5,856 | — | — |
| 7 | 6,104 | 9.875 | 1,310 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 | Mar 1, 2016 | Oct 21, 2015 | — |
| 00 | Jan 21, 2011 | Oct 20, 2010 | Yes |
| 00 | Dec 17, 2010 | — | — |
| 00 | Jul 5, 2010 | Mar 23, 2010 | Yes |
| 00 | May 17, 2010 | — | — |
| 00 | Jun 26, 2002 | Apr 17, 2002 | Yes |
| 00 | May 20, 2002 | — | — |
| 00 | Jan 2, 2002 | Mar 15, 2001 | Yes |
| 00 | Jun 5, 2001 | — | — |
| 00 | Sep 6, 2000 | Nov 14, 1988 | Yes |
| 00 | Apr 20, 2000 | Jun 25, 1999 | Yes |
| 00 | Jan 19, 2000 | — | — |
| 00 | Sep 28, 1999 | May 12, 1999 | Yes |
| 00 | Aug 12, 1999 | — | — |
| 00 | Dec 21, 1988 | Mar 14, 1983 | — |
| 00 | Dec 19, 1988 | Nov 14, 1988 | Yes |
| 00 | Nov 21, 1988 | — | — |
| 00 | Jan 12, 1984 | Mar 14, 1983 | — |
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 42-391-31617 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-391-31617 → 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/39131617, documented in the API reference.