WELL · 42-507-32509 · DISTRICT 1
Pickens Ranch #4H
Zavala County · Pearsall (Austin Chalk) field · Horizontal
Pickens Ranch #4H (API 42-507-32509) is a plugged horizontal well in Zavala County, plugged July 29, 2010, last operated by Hawthorn Energy Partners LLC.
The RRC has issued 3 drilling permits (amended twice) between 1995 and 2007, permitted to 6,500 ft.
Completion filings report 2 formation tops, including Anacacho, Chalk.
Its lease has reported 946K barrels of oil and 419K mcf of gas since January 1993, last reporting in July 2026. The lease carries 6 wells, so these are lease totals, not this well alone.
Operator of record
Nichols Hill, OK · P-5 Y, filed Sep 4, 2025 · 79 permits on file · (405) 755-5900
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Hawthorn Energy Partners LLC |
| Production reports | Hawthorn Energy Partners, LLCthrough Apr 2026 |
| Latest permit | Hawthorn Energy Partners, LLCMay 17, 2007 |
- 6,500
- total depth, ft
- 5
- permits on file
- May 17, 2007
- last permit issued
- Jul 3, 2007
- completed
- 946K
- cumulative oil, bbl
- 419K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jul 3, 2007
- Shut in
- —
- Plugged
- Jul 29, 2010
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 6 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Pickens Ranch O-1-13647 | Pearsall (Austin Chalk) | Hawthorn Energy Partners, LLC | 6 | 946K | 419K | Jan 1993 – Jul 2026 |
Oil, barrels lease total
Last 12 months 2,464 · prior 12 788(+213%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Columbia Gas Development Corp.Jan 1993 → May 1996
- 2Union Pacific Resources CompanyJun 1996 → May 1998
- 3Ceniza Petroleum, Inc.Jun 1998 → Jun 2002
- 4Hawthorn Energy Partners, LLCJul 2002 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 638578-98 | Recompletion | Hawthorn Energy Partners, LLC | Aug 17, 2007 | May 17, 2007 | May 26, 2007 | 6,500 |
| 638578-99 | Recompletion | Hawthorn Energy Partners, LLC | May 8, 2007 | May 17, 2007 | — | 6,500 |
| 615822-99 | Recompletion | Hawthorn Energy Partners, LLC | Mar 14, 2006 | Mar 16, 2006 | Apr 1, 2006 | 6,500 |
| 433234-98 | Drill | Columbia Gas Development Corp. | Jun 22, 1995 | Feb 24, 1995 | — | 6,500 |
| 433234-99 | Drill | Columbia Gas Development Corp. | Feb 24, 1995 | Feb 24, 1995 | Feb 28, 1995 | 6,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-1-13647 | — | — | — | — |
| — | — O-1-13647 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 557 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Anacacho | 5,088 | -4,531 |
| Chalk | 5,515 | -4,958 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,359 | 9,901 | Perforated |
| 5,400 | 6,137 | Perforated |
| 5,556 | 10,389 | Perforated |
| 5,578 | 9,408 | Perforated |
| 5,715 | 7,555 | Perforated |
| 5,755 | 12,450 | Perforated |
| 5,940 | 11,313 | Perforated |
| 6,456 | 9,981 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 16 | 51 | 24 | — |
| 9.625 | 2,205 | 12.25 | 450 S |
| 7 | 5,564 | 8.75 | 320 S |
| 9.625 | 22,055 | 12.25 | 450 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 18, 2008 | Aug 23, 2007 | — |
| 00 | Jan 14, 2008 | Aug 4, 2006 | Yes |
| 00 | Jan 10, 2008 | Aug 4, 2006 | Yes |
| 00 | Sep 25, 1995 | Aug 4, 1995 | Yes |
| 00 | Aug 15, 1995 | — | — |
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 42-507-32509 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-507-32509 → 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/50732509, documented in the API reference.