TEXAS · WELLS · SUTTON COUNTY · VANDERSTUCKEN 48 LEASE · API 42-435-35459 · DISTRICT 6E

Vanderstucken 48 #8

On schedule

Sutton County · Sawyer (Canyon) field · Producing  · Vertical

Fields on the latest permit · any of 2
Fawcett (Wolfcamp) · Sawyer (Canyon)
Not one formation; the well must be completed in one of them, and no target formation is stated.

Vanderstucken 48 #8 (API 42-435-35459) is a well in Sutton County operated by Upp Operating LLC, completed June 12, 2001 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued April 6, 2001, permitted to 5,650 ft.

It was permitted by Dreyfus, Louis Natural Gas Corp and has since transferred to Upp Operating LLC on the wellbore schedule.

Completion filings report 3 formation tops, including Base Cretaceous (marker), Wolfcamp, Canyon.

Its lease has reported 38 barrels of oil and 60.5K mcf of gas since June 2001, last reporting volume in April 2026.

Operator of record

Upp Operating LLC

Permitted by Dreyfus, Louis Natural Gas Corp; the EWA schedule now lists a different operator.

Based in
Houston, TX
P-5 status
Active (A)
P-5 last filed
Mar 6, 2026
Permits on file
33
Phone
(713) 495-5300

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleUpp Operating LLC
Production reportsUpp Operating, LLCthrough Apr 2026
Latest permitDreyfus, Louis Natural Gas CorpApr 6, 2001

The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.

5,650
total depth, ft
1
permits on file
Apr 6, 2001
last permit issued
Jun 12, 2001
completed
38
cumulative oil, bbl
60.5K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jun 2001 THROUGH Apr 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Jun 12, 2001
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.

Wells nearby

Every well with a location on file around this well, in any state, nearest first.

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Texas locations come from drilling permits, so most older Texas wells have none and are not listed.

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 →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Vanderstucken 48 G-9-185296Sawyer (Canyon)Upp Operating, LLC13860.5KJun 2001 – Apr 2026

Gas, mcf lease total

Last 12 months 1,657 · prior 12 1,784(-7%)

0100200300202420252026

Wells named Vanderstucken 48

Upp Operating LLC's other wells filed under this lease name in Sutton County, newest permit first. The RRC gives a gas well its own lease number, so the name is what joins the wells of a unit.

Loading the lease's wells

Chain of custody

Every operator that reported production on this well's lease, in order.

  1. 1Dreyfus, Louis Natural Gas CorpJun 2001 → Nov 2001
  2. 2Dominion Oklahoma Texas E&P, IncDec 2001 → Dec 2007
  3. 3Highmount Expl & Prod Texas LLCJan 2008 → Sep 2014
  4. 4Enervest Operating, L.L.C.Oct 2014 → Mar 2019
  5. 5Upp Operating, LLCApr 2019 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
507513-99DrillDreyfus, Louis Natural Gas CorpApr 6, 2001Apr 6, 2001May 27, 20015,600

Completions

CompletedLeaseFieldOperatorStatusDepth
Jun 12, 2001Vanderstucken 48 G-9-185296Sawyer (Canyon)Upp Operating LLCProducing5,650

Formation tops

As filed on W-2/G-1. Subsea from 2,193 ft elevation.Download CSV →

FormationMD ftSubsea
Base Cretaceous (marker)BASE CRETACEOUS7901,403
Wolfcamp2,518-325
Canyon4,804-2,611

Perforations

Perforated and open-hole intervals.

FromToType
4,8445,356Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
8.6251,15711340 S
4.55,5847.875400 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 →

SuffixRRC record dateW-2 / G-1 dateLogs referenced
00Nov 28, 2001Oct 2, 2001Yes
00Nov 7, 2001——

Well logs

The RRC's map lists this well among those with logs online. Its monthly inventories loaded here, which start in July 2006, list none for it, so none are itemized.

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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.

The logs loaded for this well are under Well logs, with the RRC's log search 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/43535459, documented in the API reference.