Petrora

WELL · 42-507-32706 · DISTRICT 1

McLean #1H

Y

Zavala County · Pearsall (Austin Chalk) field · Shut IN  · Horizontal

Mclean #1H (API 42-507-32706) is a horizontal well in Zavala County operated by Cml Exploration LLC, completed May 4, 2007 and listed as shut in on the RRC schedule.

The RRC has issued one drilling permit (amended twice), issued March 26, 2007, permitted to 6,500 ft.

Completion filings report 2 formation tops, including Elaine Sand, Austin Chalk.

Its lease has reported 133K barrels of oil and 22.3K mcf of gas since May 2007, last reporting in July 2026.

Operator of record

CML Exploration LLC

Austin, TX · P-5 Y, filed Jul 4, 2026 · 514 permits on file · (800) 460-6313

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleCML Exploration LLC
Production reportsCML Exploration, LLCthrough Nov 2020
Latest permitCML Exploration, LLCMar 26, 2007
6,500
total depth, ft
3
permits on file
Mar 26, 2007
last permit issued
May 4, 2007
completed
133K
cumulative oil, bbl
22.3K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · May 2007 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
May 4, 2007
Shut in
—
Plugged
—

Operator's P-5 on the schedule: Active

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
McLean O-1-14877Pearsall (Austin Chalk)CML Exploration, LLC1133K22.3KMay 2007 – Jul 2026

No volumes reported on these leases in the last three years.

Chain of custody

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

  1. 1Patterson Petroleum LLCMay 2007 → Oct 2007
  2. 2CML Exploration, LLCNov 2007 → Nov 2020

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
635437-97DrillCML Exploration, LLCDec 11, 2007Mar 26, 2007Apr 1, 20076,500
635437-98DrillPatterson Petroleum LPApr 19, 2007Mar 26, 2007Apr 1, 20076,500
635437-99DrillPatterson Petroleum LPMar 16, 2007Mar 26, 2007Apr 1, 20076,500

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-1-14877————

Formation tops

As filed on W-2/G-1. Subsea from 575 ft elevation.Download CSV →

FormationMD ftSubsea
Elaine Sand4,280-3,705
Austin Chalk5,293-4,718

Perforations

Perforated and open-hole intervals.

FromToType
5,6347,143Perforated
5,6348,926Open hole

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6252,15212.25940 S
75,5508.75670 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. About these reports →

SuffixFiledW-2 / G-1 dateLogs referenced
00Feb 22, 2008Jun 4, 2007Yes
00Dec 27, 2007——

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 are in archives with no per-well link: the RRC's Neubus archive (2004 onward). then paste it into their search.

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/50732706, documented in the API reference.