TEXAS · WELLS · SCHLEICHER COUNTY · MAYER, EDWIN S. JR. "P" LEASE · API 42-413-31934 · DISTRICT 6E

Mayer Edwin S. Jr. P #5

Y

Schleicher County · Sawyer (Strawn North) field · Producing  · Vertical

Mayer Edwin S. JR. P #5 (API 42-413-31934) is a well in Schleicher County operated by Upp Operating LLC, completed July 2, 1995 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued May 25, 1995, permitted to 8,520 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 4 formation tops, including Base Cretaceous (marker), Wolfcamp, Canyon, Strawn.

Its lease has reported 2.11K barrels of oil and 1.44M mcf of gas since July 1995, 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 CorpMay 25, 1995

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

8,520
total depth, ft
1
permits on file
May 25, 1995
last permit issued
Jul 2, 1995
completed
2.11K
cumulative oil, bbl
1.44M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jul 1995 THROUGH Apr 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Jul 2, 1995
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
Mayer, Edwin S. Jr. "P" G-9-155734Sawyer (Strawn, North)Upp Operating, LLC12.11K1.44MJul 1995 – Apr 2026

Gas, mcf lease total

Last 12 months 15,375 · prior 12 14,895(+3%)

05001K1.5K202420252026

Chain of custody

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

  1. 1Dreyfus, Louis Natural Gas CorpJul 1995 → 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
436260-99DrillDreyfus, Louis Natural Gas CorpMay 25, 1995May 25, 1995Jun 23, 19958,600

Completions

CompletedLeaseFieldOperatorStatusDepth
Jul 2, 1995Mayer Edwin S. Jr. P G-9-155734Sawyer (Strawn North)Upp Operating LLCProducing8,520

Formation tops

As filed on W-2/G-1. Subsea from 2,332 ft elevation.Download CSV →

FormationMD ftSubsea
Base Cretaceous (marker)BASE CRETACEOUS1,1391,193
Wolfcamp4,412-2,080
Canyon7,157-4,825
Strawn8,330-5,998

Perforations

Perforated and open-hole intervals.

FromToType
8,3358,421Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
8.6251,32511475 S
4.58,5097.875450 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
00Dec 20, 1995Sep 22, 1995Yes
00Nov 1, 1995——

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.

Log images filed since 2004 open from the RRC's log search for this well; none are loaded here for it. The University Lands library has no per-well link: then paste it into its search.

Find logs withinmiles of this well:List →Map →

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/41331934, documented in the API reference.