WELL · 42-489-30673 · DISTRICT 4
Sauz Ranch Mulatos Pasture #175
Willacy County · Vertical
Sauz Ranch Mulatos Pasture #175 (API 42-489-30673) is a permitted well in Willacy County filed by Flint Oak Energy, LLC; no completion report is on file yet.
The RRC has issued 5 drilling permits between 1981 and 2012, permitted to 6,800 ft.
Completion filings report one formation top, including Miocene (undifferentiated).
Its 4 leases have reported 11.5K barrels of oil and 11.8K mcf of gas since January 1993, last reporting in July 2026. The leases carry 7 wells, so these are lease totals, not this well alone.
Operator of record
Montgomery, TX · P-5 Y, filed Jan 4, 2026 · 14 permits on file · (832) 262-9521
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | Flint Oak Energy, LLCthrough Jun 2013 |
| Latest permit | Flint Oak Energy, LLCOct 29, 2012 |
- 6,800
- total depth, ft
- 5
- permits on file
- Oct 29, 2012
- last permit issued
- —
- completed
- 11.5K
- cumulative oil, bbl
- 11.8K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- —
- 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 4 leases this well is completed on; they carry 7 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Sauz Ranch Mulatos Pasture O-4-12649 | Willamar,west (Miocene 6050) | Chestnut Explor. and Prod., Inc. | 1 | 11.3K | 11K | Dec 1996 – Jul 2026 |
| Sauz Ranch Mulatos Pasture O-4-13769 | Willamar, West (Miocene 5300) | Chestnut Explor. and Prod., Inc. | 1 | 200 | 748 | Nov 2012 – Jul 2026 |
| Sauz Ranch Mulatos Pasture O-4-9940 | Willamar, West (Miocene 5950) | Cimarex Energy Co. of Colorado | 3 | 0 | 0 | Jan 1993 – Jun 2008 |
| Sauz Ranch Mulatos Pasture O-4-9675 | Wildcat | Parker & Parsley Development L.P | 2 | 0 | 0 | Jan 1993 – Mar 1997 |
No volumes reported on these leases in the last three years.
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Parker & Parsley Development L.PDec 1996 → Aug 1997
- 2Pioneer Natural Res. USA, Inc.Sep 1997 → Jun 1999
- 3Prize Operating CompanyJul 1999 → Nov 2001
- 4Cimarex Energy Co. of ColoradoSep 2007 → Aug 2009
- 5Flint Oak Energy, LLCDec 2012 → Apr 2013
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 748620-99 | Recompletion | Flint Oak Energy, LLC | Sep 20, 2012 | Oct 29, 2012 | Nov 12, 2012 | 6,400 |
| 452933-99 | Recompletion | Parker & Parsley Development L.P | Sep 20, 1996 | Sep 23, 1996 | Sep 23, 1996 | 6,080 |
| 418626-99 | Other | Exxon Corp. | Nov 23, 1993 | Nov 23, 1993 | — | 6,178 |
| 414675-99 | Recompletion | Exxon Corp. | Aug 6, 1993 | Aug 6, 1993 | Aug 23, 1993 | 6,336 |
| 136773-99 | Drill | Exxon Corp. | Oct 15, 1981 | Oct 15, 1981 | Oct 18, 1981 | 6,800 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-4-9675 | — | — | — | — |
| — | — O-4-9940 | — | — | — | — |
| — | — O-4-12649 | — | — | — | — |
| — | — O-4-13769 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 15 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Miocene (undifferentiated)MIOCENE | 5,295 | -5,280 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,295 | 5,300 | Perforated |
| 5,961 | 5,966 | Perforated |
| 6,042 | 6,054 | Perforated |
| 6,286 | 6,296 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,622 | 12.25 | 950 S |
| 8.625 | 1,623 | 12.25 | 950 S |
| 2.875 | 5,750 | — | — |
| 5.5 | 6,378 | 7.875 | 545 S |
| 5.5 | 6,393 | 7.875 | 545 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 | Apr 24, 2013 | Apr 16, 2013 | Yes |
| 00 | Apr 17, 1997 | Dec 30, 1996 | Yes |
| 00 | Mar 14, 1997 | Nov 15, 1993 | Yes |
| 00 | Jan 21, 1994 | Nov 15, 1993 | Yes |
| 00 | Nov 23, 1993 | Nov 23, 1981 | — |
| 00 | Jan 12, 1984 | Nov 23, 1981 | — |
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 42-489-30673 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-489-30673 → 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/48930673, documented in the API reference.