WELL · 42-287-32097 · DISTRICT 3

Hern #1

Y

Lee County · Serbin (Taylor Sand) field · Producing  · Vertical

Hern #1 (API 42-287-32097) is a well in Lee County operated by Trivista Operating LLC, completed July 31, 1987 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued June 22, 1987, permitted to 5,800 ft.

It was permitted by North American Oil & Gas, Inc. and has since transferred to Trivista Operating LLC on the wellbore schedule.

Completion filings report 5 formation tops, including Clairborne, Wilcox, Midway, Navarro.

Its lease has reported 5.47K barrels of oil and 18.3K mcf of gas since January 1993, last reporting in July 2026.

Operator of record

Trivista Operating LLC

Permitted by North American Oil & Gas, Inc.; the EWA schedule now lists a different operator.

Giddings, TX · P-5 Y, filed Jul 4, 2026 · 3 permits on file · (979) 540-7335

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleTrivista Operating LLC
Production reportsTrivista Operating LLCthrough Feb 2026
Latest permitNorth American Oil & Gas, Inc.Jun 22, 1987

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

5,800
total depth, ft
1
permits on file
Jun 22, 1987
last permit issued
Jul 31, 1987
completed
5.47K
cumulative oil, bbl
18.3K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Jul 31, 1987
Shut in
—
Plugged
—

Operator's P-5 on the schedule: H

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
Hern O-3-19744Serbin (Taylor Sand)Trivista Operating LLC15.47K18.3KJan 1993 – Jul 2026

Oil, barrels lease total

Last 12 months 60 · prior 12 62(-3%)

01020202420252026

Chain of custody

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

  1. 1Bass PetroleumJan 1993 → Jun 1994
  2. 2Bass Petroleum, IncJul 1994 → Jun 2014
  3. 3Riley Exploration Opg Co, LLCJul 2014 → Jul 2017
  4. 4Trivista Operating LLCNov 2017 → Feb 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
331951-99DrillNorth American Oil & Gas, Inc.Jun 22, 1987Jun 22, 1987—5,800

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-3-19744————

Formation tops

As filed on W-2/G-1. Subsea from 475 ft elevation.Download CSV →

FormationMD ftSubsea
Clairborne1474
Wilcox1,300-825
Midway4,100-3,625
Navarro4,700-4,225
Taylor5,400-4,925

Perforations

Perforated and open-hole intervals.

FromToType
5,4835,511Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
8.62560012.25236 S
4.55,6087.875505 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
00Sep 10, 1987Aug 19, 1987Yes
00Aug 27, 1987——

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/28732097, documented in the API reference.