TEXAS · WELLS · ZAVALA COUNTY · BIG WELLS (SAN MIGUEL) UNIT LEASE · API 42-507-32643 · DISTRICT 01
Big Wells (San Miguel) Unit #6004
Zavala County · Big Wells (San Miguel) field · Producing · Vertical
Big Wells (San Miguel) Unit #6004 (API 42-507-32643) is a well in Zavala County operated by Flint Oak Energy LLC, completed January 3, 2004 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued September 9, 2003, permitted to 5,536 ft.
It was permitted by Texas American Resources Company and has since transferred to Flint Oak Energy LLC on the wellbore schedule.
Completion filings report 3 formation tops, including Escondido, Olmos, San Miguel.
Its lease has reported 31 barrels of oil and 379K mcf of gas since December 2003, last reporting volume in April 2026.
Operator of record
Permitted by Texas American Resources Company; the EWA schedule now lists a different operator.
- Based in
- Montgomery, TX
- P-5 status
- Active (A)
- P-5 last filed
- Apr 15, 2026
- Permits on file
- 14
- Phone
- (713) 540-0619
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Flint Oak Energy LLC |
| Production reports | Flint Oak Energy, LLCthrough Apr 2026 |
| Latest permit | Texas American Resources CompanySep 9, 2003 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 5,536
- total depth, ft
- 1
- permits on file
- Sep 9, 2003
- last permit issued
- Jan 3, 2004
- completed
- 31
- cumulative oil, bbl
- 379K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Dec 2003 THROUGH Apr 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Jan 3, 2004
- Shut in
- —
- 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.
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; this well is the only one on it.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Big Wells (San Miguel) Unit G-1-199270 | Big Wells (San Miguel) | Flint Oak Energy, LLC | 1 | 31 | 379K | Dec 2003 – Apr 2026 |
Gas, mcf lease total
Last 12 months 1,374 · prior 12 1,543(-11%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Texas American Resources CompanyDec 2003 → Jan 2018
- 2Trinity Operating (Usg), LLCFeb 2018 → Sep 2021
- 3Flint Oak Energy, LLCOct 2021 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 536206-99 | Drill | Texas American Resources Company | Sep 9, 2003 | Sep 9, 2003 | Sep 11, 2003 | 5,530 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Jan 3, 2004 | Big Wells (San Miguel) Unit G-1-199270 | Big Wells (San Miguel) | Flint Oak Energy LLC | Producing | 5,536 |
Formation tops
As filed on W-2/G-1. Subsea from 669 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Escondido | 3,480 | -2,811 |
| OlmosOLMOS SAND | 4,630 | -3,961 |
| San MiguelSAN MIGUEL SAND | 5,388 | -4,719 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 5,388 | 5,418 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,957 | 12.25 | 620 S |
| 5.5 | 5,521 | 7.875 | 185 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 | Mar 18, 2004 | Feb 2, 2004 | Yes |
| 00 | Feb 25, 2004 | — | — |
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 42-507-32643 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-507-32643 → scanned completion filings
Log images filed since 2004 open from the RRC's log search for this well; none are loaded here 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/50732643, documented in the API reference.