TEXAS · WELLS · SUTTON COUNTY · DAVIS "C" LEASE · API 42-435-35622 · DISTRICT 6E

Davis C #21

Y

Sutton County · Sonora (Canyon Upper) field · Producing  · Vertical

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

Davis C #21 (API 42-435-35622) is a well in Sutton County operated by Upp Operating LLC, completed September 30, 2001 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued August 31, 2001, permitted to 6,250 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 5 barrels of oil and 293K mcf of gas since September 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 CorpAug 31, 2001

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

6,250
total depth, ft
1
permits on file
Aug 31, 2001
last permit issued
Sep 30, 2001
completed
5
cumulative oil, bbl
293K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Sep 2001 THROUGH Apr 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Sep 30, 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.

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
Davis "C" G-9-187744Sonora (Canyon Upper)Upp Operating, LLC15293KSep 2001 – Apr 2026

Gas, mcf lease total

Last 12 months 1,264 · prior 12 1,506(-16%)

0100200300202420252026

Chain of custody

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

  1. 1Dominion Oklahoma Texas E&P, IncSep 2001 → Dec 2007
  2. 2Highmount Expl & Prod Texas LLCJan 2008 → Sep 2014
  3. 3Enervest Operating, L.L.C.Oct 2014 → Mar 2019
  4. 4Upp Operating, LLCApr 2019 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
513271-99DrillDreyfus, Louis Natural Gas CorpAug 31, 2001Aug 31, 2001Sep 13, 20016,250

Completions

CompletedLeaseFieldOperatorStatusDepth
Sep 30, 2001Davis C G-9-187744Sonora (Canyon Upper)Upp Operating LLCProducing6,250

Formation tops

As filed on W-2/G-1. Subsea from 2,291 ft elevation.Download CSV →

FormationMD ftSubsea
Base Cretaceous (marker)BASE CRETACEOUS7851,506
Wolfcamp3,358-1,067
Canyon5,631-3,340

Perforations

Perforated and open-hole intervals.

FromToType
5,3625,996Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
8.6251,99111393 S
4.56,2477.875350 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
00May 28, 2002Feb 11, 2002Yes
00Apr 2, 2002——

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.

Open the RRC's log search for this well ↗

Find logs withinmiles of this well:List →Map →

Search the well logs loaded into Petrora →

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/43535622, documented in the API reference.