TEXAS · WELLS · UPSHUR COUNTY · CLEMENS UNIT LEASE · API 42-459-30727 · DISTRICT 06
Clemens Unit #4
Upshur County · Gilmer(jurassic) field · Producing · Vertical
Clemens Unit #4 (API 42-459-30727) is a well in Upshur County operated by Sulphur River Exploration Inc., completed March 13, 1993 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued December 4, 1992, permitted to 12,010 ft.
It was permitted by Goldston Oil Corp. and has since transferred to Sulphur River Exploration Inc. on the wellbore schedule.
Completion filings report 6 formation tops, including Paluxy, Massive Anhydrite (marker), Rodessa, Travis Peak.
Its lease has reported 89.5K barrels of oil and 6.49M mcf of gas since March 1993, last reporting volume in April 2026.
Operator of record
Sulphur River Exploration Inc.
Permitted by Goldston Oil Corp.; the EWA schedule now lists a different operator.
- Based in
- Dallas, TX
- P-5 status
- Active (A)
- P-5 last filed
- Oct 22, 2025
- Permits on file
- 107
- Phone
- (214) 373-1091
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Sulphur River Exploration Inc. |
| Production reports | Sulphur River Exploration, Inc.through Apr 2026 |
| Latest permit | Goldston Oil Corp.Dec 4, 1992 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 12,010
- total depth, ft
- 1
- permits on file
- Dec 4, 1992
- last permit issued
- Mar 13, 1993
- completed
- 89.5K
- cumulative oil, bbl
- 6.49M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Apr 1993 THROUGH Apr 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Mar 13, 1993
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active – Extension (X)
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 |
|---|---|---|---|---|---|---|
| Clemens Unit G-6-145228 | Gilmer(jurassic) | Sulphur River Exploration, Inc. | 1 | 89.5K | 6.49M | Mar 1993 – Apr 2026 |
Gas, mcf lease total
Last 12 months 35,276 · prior 12 37,590(-6%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Goldston Oil CorporationApr 1993 → May 2001
- 2Sulphur River Exploration, Inc.Jun 2001 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 406859-99 | Drill | Goldston Oil Corp. | Dec 4, 1992 | Dec 4, 1992 | Dec 10, 1992 | 12,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Mar 13, 1993 | Clemens Unit G-6-145228 | Gilmer(jurassic) | Sulphur River Exploration Inc. | Producing | 12,010 |
Formation tops
As filed on W-2/G-1. Subsea from 365 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Paluxy | 5,420 | -5,055 |
| Massive Anhydrite (marker)MASSIVE ANHYDRITE | 6,950 | -6,585 |
| Rodessa | 7,430 | -7,065 |
| Travis Peak | 7,840 | -7,475 |
| BossierBOSSIER SHALE | 11,060 | -10,695 |
| Cotton ValleyCOTTON VALLEY LIME | 11,558 | -11,193 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 11,593 | 11,790 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 9.625 | 4,098 | 12.25 | 1,155 S |
| 5.5 | 12,005 | 8.75 | 900 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 | Jun 8, 1993 | Apr 19, 1993 | Yes |
| 00 | May 27, 1993 | — | — |
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 42-459-30727 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-459-30727 → 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/45930727, documented in the API reference.