WELL · 42-131-31035 · DISTRICT 4
Duval County Ranch Company "K" #41
Duval County · Vertical
Duval County Ranch Company "K" #41 (API 42-131-31035) is a disposal or injection well in Duval County operated by Sequoia Management, LLC under an active UIC permit.
The RRC has issued 2 drilling permits (amended twice) between 1988 and 2007, permitted to 5,450 ft.
Completion filings report 3 formation tops, including Yegua, Queen City, Wilcox.
Its 2 leases have reported 266K barrels of oil and 2.43M mcf of gas since January 1993, last reporting in July 2026. The leases carry 15 wells, so these are lease totals, not this well alone.
It holds an active disposal or injection permit, with 383K barrels injected in the 12 months reported through October 2025.
Operator of record
Houston, TX · P-5 Y, filed Dec 4, 2009 · 10 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | Texas Petroleum Investment Co.through Apr 2026 |
| Latest permit | Sequoia Management, LLCApr 23, 2007 |
- 5,450
- total depth, ft
- 4
- permits on file
- Apr 23, 2007
- last permit issued
- —
- completed
- 266K
- cumulative oil, bbl
- 2.43M
- 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 2 leases this well is completed on; they carry 15 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Duval County Ranch Co. -K- O-4-6866 | Charamousca, W. (Wilcox 2 Seg C) | Texas Petroleum Investment Co. | 14 | 266K | 344K | Jan 1993 – Jul 2026 |
| Duval County Ranch Co. "K" G-4-145123 | Charamousca, W. (Wilcox 2 Seg C) | Texas Petroleum Investment Co. | 1 | 0 | 2.08M | Feb 1993 – Sep 2010 |
Oil, barrels lease total
Last 12 months 5,860 · prior 12 7,379(-21%)
Gas, mcf lease total
Last 12 months 2,209 · prior 12 2,867(-23%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Exxon Corp.Jan 1993 → Aug 1996
- 2Southwestern Energy Prod. Co.Sep 1996 → Feb 2006
- 3Sequoia Management, LLCMay 2007 → Nov 2009
- 4Energyquest II, LLCDec 2009 → Jun 2010
- 5Texas Petroleum Investment Co.Jul 2010 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 637162-99 | Recompletion | Sequoia Management, LLC | Apr 16, 2007 | Apr 23, 2007 | — | 5,450 |
| 346039-97 | Recompletion | Exxon Corp. | Dec 23, 1992 | May 4, 1988 | — | 5,266 |
| 346039-98 | Recompletion | Exxon Corp. | Aug 25, 1988 | May 4, 1988 | — | 5,450 |
| 346039-99 | Recompletion | Exxon Corp. | May 3, 1988 | May 4, 1988 | — | 5,450 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-4-145123 | — | — | — | — |
| — | — O-4-6866 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 415 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Yegua | 2,301 | -1,886 |
| Queen City | 3,393 | -2,978 |
| WilcoxUPPER WILCOX | 5,039 | -4,624 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 1,520 | 1,540 | Perforated |
| 1,540 | 1,560 | Perforated |
| 1,560 | 1,562 | Perforated |
| 2,456 | 2,570 | Perforated |
| 5,154 | 5,230 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 290 | 11 | 210 S |
| 5.5 | 5,442 | 7.625 | 615 S |
| 5.5 | 5,442 | 7.875 | 615 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 | Aug 1, 2019 | Jul 17, 2019 | — |
| 00 | Jun 20, 2011 | Apr 7, 2011 | — |
| 00 | Jun 29, 1993 | May 17, 1993 | — |
| 00 | May 24, 1993 | — | — |
| 00 | Oct 14, 1988 | Aug 24, 1988 | Yes |
| 00 | Sep 30, 1988 | — | — |
| 00 | Jan 12, 1984 | — | — |
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 42-131-31035 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-131-31035 → 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.
Beyond the permit record
RRC UIC permits · H-10 reported volumes
Injection
- 383K
- bbl, last 12 reported months
- 6.88M
- bbl, all reported
- Oct 2025
- reported through
| UIC | Kind | Status | Permitted bbl/d | Max psi | Zone ft |
|---|---|---|---|---|---|
| 000066646 | W-14 Disposal | Active | 5,000 | 700 | 1,400–2,700 |
MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS
Last 12 months 382,983 · prior 12 403,746(-5%)
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/13131035, documented in the API reference.