WELL · 42-127-38828 · DISTRICT 1

Diamond H Ranch #15HF

Y

Dimmit County · Briscoe Ranch (Eagleford) field · Producing  · Horizontal

Diamond H Ranch #15HF (API 42-127-38828) is a horizontal well in Dimmit County operated by Javelin Energy Partners Mgmt LLC, completed April 18, 2024 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued August 4, 2023, permitted to 9,000 ft.

Completion filings report 9 formation tops, including Escondido, Olmos, Austin Chalk, Eagle Ford.

Its lease has reported 7.16M barrels of oil and 15.8M mcf of gas since June 2010, last reporting in July 2026. The lease carries 45 wells, so these are lease totals, not this well alone.

Operator of record

Javelin Energy Partners Mgmt LLC

Houston, TX · P-5 Y, filed Jan 4, 2026 · 233 permits on file · (888) 973-7780

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleJavelin Energy Partners Mgmt LLC
Production reportsJavelin Energy Partners Mgmt LLCthrough Apr 2026
Latest permitJavelin Energy Partners Mgmt LLCAug 4, 2023
9,000
total depth, ft
1
permits on file
Aug 4, 2023
last permit issued
Apr 18, 2024
completed
7.16M
cumulative oil, bbl
15.8M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jun 2010 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Apr 18, 2024
Shut in
—
Plugged
—

Operator's P-5 on the schedule: X

Surface location

28.404183, -99.585538

OpenStreetMap → ·  Google Maps →

Permit surface location from the RRC GIS record, in Dimmit County.

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; they carry 45 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Diamond H Ranch O-1-15205Briscoe Ranch (Eagleford)Javelin Energy Partners Mgmt LLC457.16M15.8MJun 2010 – Jul 2026

Oil, barrels lease total

Last 12 months 483,836 · prior 12 745,684(-35%)

050K100K202420252026

Gas, mcf lease total

Last 12 months 1,867,708 · prior 12 2,117,117(-12%)

0100K200K300K202420252026

Chain of custody

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

  1. 1Anadarko E&P Company LPJun 2010 → Dec 2012
  2. 2Anadarko E&P Onshore LLCJan 2013 → Feb 2017
  3. 3SN EF Maverick, LLCMar 2017 → Aug 2023
  4. 4Javelin Energy Partners Mgmt LLCSep 2023 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
892398-99DrillJavelin Energy Partners Mgmt LLCJul 25, 2023Aug 4, 2023Aug 18, 20239,000

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-1-15205————

Formation tops

As filed on W-2/G-1. Subsea from 548 ft elevation.Download CSV →

FormationMD ftSubsea
EscondidoESCONDIDO - DISPOSAL3,296-2,748
OlmosOLMOS - DISPOSAL4,673-4,125
Austin ChalkAUSTIN CHALK - H2S6,743-6,195
Eagle FordEAGLE FORD - H2S7,195-6,647
EdwardsEDWARDS - H2S——
GeorgetownGEORGETOWN - H2S——
Glen RoseGLEN ROSE - DISPOSAL——
Pearsall——
San MiguelSAN MIGUEL - H2S——

Perforations

Perforated and open-hole intervals.

FromToType
7,67213,459Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6253,05712.25994 S
5.513,5008.752,430 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
00Jun 28, 2024May 22, 2024Yes
00Apr 19, 2024Apr 1, 2024Yes

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.

Nearby wells and their tops

NEAREST 8 LOCATED WELLS WITH TOPS · WITHIN 16 KM

Draw a cross-section

This well's tops beside its 5 nearest neighbours, subsea-aligned so they line up regardless of surface terrain.

Open the cross-section →

Diamond H Ranch42-127-38827

0.0 KM · Javelin Energy Partners Mgmt LLC · Section with this well →

Escondido3,302-2,754
Olmos4,681-4,133
Austin Chalk6,751-6,203
Eagle Ford7,209-6,661
San Miguel—
Glen Rose—
Georgetown—
Edwards—

9 TOPS · FIRST 8

Diamond H Ranch 15HD42-127-38826

0.0 KM · Javelin Energy Partners Mgmt LLC · Section with this well →

Escondido3,295-2,747
Olmos4,676-4,128
Austin Chalk6,756-6,208
Eagle Ford7,211-6,663
Glen Rose—
Georgetown—
Pearsall—
Edwards—

9 TOPS · FIRST 8

Diamond H Ranch 15HC42-127-38825

0.0 KM · Javelin Energy Partners Mgmt LLC · Section with this well →

Escondido3,299-2,751
Olmos4,686-4,138
Austin Chalk6,763-6,215
Eagle Ford7,224-6,676
Pearsall—
Glen Rose—
Georgetown—
San Miguel—

9 TOPS · FIRST 8

Diamond H Ranch 15HB42-127-38824

0.0 KM · Javelin Energy Partners Mgmt LLC · Section with this well →

Escondido3,306-2,758
Olmos4,687-4,139
Austin Chalk6,772-6,224
Eagle Ford7,227-6,679
Pearsall—
Glen Rose—
San Miguel—
Georgetown—

9 TOPS · FIRST 8

Diamond H Ranch 15HA42-127-38822

0.0 KM · Javelin Energy Partners Mgmt LLC · Section with this well →

Escondido3,306-2,757
Olmos4,697-4,148
Austin Chalk6,781-6,232
Eagle Ford7,232-6,683
Pearsall—
Edwards—
Georgetown—
Glen Rose—

9 TOPS · FIRST 8

Diamond H Ranch42-127-38305

0.9 KM · SN EF Maverick, LLC · Section with this well →

Midway2,745-2,199
Escondido3,224-2,678
Olmos4,603-4,057
San Miguel5,554-5,008
Austin Chalk6,686-6,140
Eagle Ford7,179-6,633
Georgetown—
Glen Rose—

10 TOPS · FIRST 8

Diamond H Ranch42-127-38304

0.9 KM · SN EF Maverick, LLC · Section with this well →

Midway2,717-2,171
Escondido3,189-2,643
Olmos4,601-4,055
San Miguel5,567-5,021
Anacacho6,330-5,784
Austin Chalk6,689-6,143
Eagle Ford7,182-6,636
Georgetown—

10 TOPS · FIRST 8

Diamond H Ranch42-127-38303

0.9 KM · SN EF Maverick, LLC · Section with this well →

Midway2,711-2,165
Escondido3,175-2,629
Olmos4,610-4,064
San Miguel5,575-5,029
Anacacho6,333-5,787
Austin Chalk6,695-6,149
Eagle Ford7,186-6,640
Georgetown—

10 TOPS · FIRST 8

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/12738828, documented in the API reference.