TEXAS · WELLS · SCHLEICHER COUNTY · HILL-MAYER NNN LEASE · API 42-413-31452 · DISTRICT 6E

Hill-Mayer NNN #1

On schedule

Schleicher County · Mayer Ranch North (Canyon) field · Producing  · Vertical

Permitted field
Sawyer (Canyon)

Hill-Mayer Nnn #1 (API 42-413-31452) is a well in Schleicher County operated by Upp Operating LLC, completed November 11, 1984 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued August 24, 1984, permitted to 7,600 ft.

It was permitted by Brown, Tom Inc. and has since transferred to Upp Operating LLC on the wellbore schedule.

Completion filings report 2 formation tops, including Base Cretaceous (marker), Canyon.

Its lease has reported 68.8K mcf of gas since the record begins in January 1993, last reporting volume in July 2026.

Operator of record

Upp Operating LLC

Permitted by Brown, Tom Inc.; 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 Jul 2026
Latest permitBrown, Tom Inc.Aug 24, 1984

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

7,600
total depth, ft
1
permits on file
Aug 24, 1984
last permit issued
Nov 11, 1984
completed
0
cumulative oil, bbl
68.8K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · ON RECORD FROM JAN 1993, THE RECORD'S FIRST MONTH, THROUGH JUL 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Nov 11, 1984
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 AUG 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
Hill-Mayer NNN G-9-116173Mayer Ranch, North (Canyon)Upp Operating, LLC1068.8Kby Jan 1993 – Jul 2026

Gas, mcf lease total

Last 12 months 118 · prior 12 99(+19%)

0102030202420252026

Wells named Hill-Mayer NNN

Upp Operating LLC's other wells filed under this lease name in Schleicher 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. 1Graham Royalty, Ltd.Jan 1993 → Oct 1993
  2. 2Dreyfus, Louis Natural Gas CorpNov 1993 → Nov 2001
  3. 3Dominion Oklahoma Texas E&P, IncDec 2001 → Dec 2007
  4. 4Highmount Expl & Prod Texas LLCJan 2008 → Sep 2014
  5. 5Enervest Operating, L.L.C.Oct 2014 → Mar 2019
  6. 6Upp Operating, LLCApr 2019 → Jul 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
249330-99DrillBrown, Tom Inc.Oct 19, 1984Aug 24, 1984—7,800

Completions

CompletedLeaseFieldOperatorStatusDepth
Nov 11, 1984Hill-Mayer NNN G-9-116173Mayer Ranch North (Canyon)Upp Operating LLCProducing7,600

Formation tops

As filed on W-2/G-1. Subsea from 2,426 ft elevation.Download CSV →

FormationMD ftSubsea
Base Cretaceous (marker)BASE CRETACEOUS8201,606
CanyonCANYON SANDS7,254-4,828
CanyonTOP CANYON SANDS7,254-4,828
CanyonBASE CANYON SANDS7,304-4,878

Perforations

Perforated and open-hole intervals.

FromToType
7,2567,299Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
8.6251,44012.25700 S
4.257,4007.875455 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
00Oct 27, 1986Oct 15, 1986—
00May 20, 1985May 1, 1985—
00May 10, 1985——

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/41331452, documented in the API reference.