WELL · 42-283-37541 · DISTRICT 1

Keystone D #4H

Y

LA Salle County · Eagleville (Eagle Ford-1) field · Producing  · Horizontal

Keystone D #4H (API 42-283-37541) is a horizontal well in La Salle County operated by Eog Resources Inc., completed March 16, 2024 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued October 19, 2023, permitted to 11,000 ft.

Completion filings report 10 formation tops, including Yegua, Sparta, Queen City, Wilcox.

Its lease has reported 243K barrels of oil and 229K mcf of gas since March 2024, last reporting in July 2026.

Operator of record

EOG Resources Inc.

Midland, TX · P-5 Y, filed Jul 4, 2026 · 16,344 permits on file · (713) 594-5431

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleEOG Resources Inc.
Production reportsEOG Resources, Inc.through Apr 2026
Latest permitEOG Resources, Inc.Oct 19, 2023
11,000
total depth, ft
1
permits on file
Oct 19, 2023
last permit issued
Mar 16, 2024
completed
243K
cumulative oil, bbl
229K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Mar 2024 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Mar 16, 2024
Shut in
—
Plugged
—

Operator's P-5 on the schedule: Active

Surface location

28.513515, -98.804095

OpenStreetMap → ·  Google Maps →

Permit surface location from the RRC GIS record, in LA Salle 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; this well is the only one on it.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Keystone D O-1-21333Eagleville (Eagle Ford-1)EOG Resources, Inc.1243K229KMar 2024 – Jul 2026

Oil, barrels lease total

Last 12 months 59,673 · prior 12 137,053(-56%)

010K20K30K202420252026

Gas, mcf lease total

Last 12 months 83,576 · prior 12 113,967(-27%)

010K20K202420252026

Chain of custody

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

  1. 1EOG Resources, Inc.Mar 2024 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
894543-99DrillEOG Resources, Inc.Oct 13, 2023Oct 19, 2023Nov 11, 202311,000

Completions

CompletedLeaseFieldOperatorStatusDepth
—— O-1-21333————

Formation tops

As filed on W-2/G-1. Subsea from 361 ft elevation.Download CSV →

FormationMD ftSubsea
Yegua868-507
Sparta1,447-1,086
Queen City1,635-1,274
WilcoxWILCOX - DISPOSAL3,041-2,680
OlmosOLMOS - DISPOSAL7,370-7,009
Austin Chalk9,581-9,220
Eagle FordEAGLE FORD - H2S9,645-9,284
BudaBUDA - H2S——
EdwardsEDWARDS - H2S——
Escondido——

Perforations

Perforated and open-hole intervals.

FromToType
10,42326,236Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6254,25812.251,074 S
626,2208.53,298 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
00Apr 25, 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 →

Keystone C42-283-37540

0.0 KM · EOG Resources, Inc. · Section with this well →

Yegua852-491
Sparta1,431-1,070
Queen City1,619-1,258
Wilcox3,025-2,664
Carrizo3,026-2,665
Olmos7,352-6,991
Buda—
Pearsall—

10 TOPS · FIRST 8

Keystone B42-283-37539

0.0 KM · EOG Resources, Inc. · Section with this well →

Yegua784-423
Sparta1,363-1,002
Olmos7,288-6,927
Anacacho8,945-8,584
Austin Chalk9,519-9,158
Eagle Ford9,587-9,226
Escondido—
Buda—

10 TOPS · FIRST 8

Keystone A42-283-37538

0.0 KM · EOG Resources, Inc. · Section with this well →

Yegua773-412
Sparta1,352-991
Queen City1,540-1,179
Wilcox2,946-2,585
Olmos7,277-6,916
Austin Chalk9,501-9,140
Eagle Ford9,565-9,204
Escondido—

10 TOPS · FIRST 8

Y-Bar42-283-37640

0.4 KM · Castlerock EF Operating LLC · Section with this well →

Anacacho8,924-8,559
Anacacho9,390-9,025
Austin Chalk9,497-9,132
Eagle Ford9,563-9,198
Eagle Ford9,563-9,198
Yegua—
Buda—
Edwards—

13 TOPS · FIRST 8

Y-Bar42-283-37639

0.4 KM · Castlerock EF Operating LLC · Section with this well →

Anacacho8,905-8,540
Anacacho9,380-9,015
Austin Chalk9,482-9,117
Eagle Ford9,543-9,178
Yegua—
Olmos—
Queen City—
Sparta—

10 TOPS · FIRST 8

Y-Bar42-283-37638

0.4 KM · Castlerock EF Operating LLC · Section with this well →

Austin Chalk9,460-9,095
Eagle Ford9,516-9,151
Edwards—
Escondido—
Olmos—
Queen City—
Sparta—
Wilcox—

10 TOPS · FIRST 8

Y-Bar42-283-37637

0.4 KM · Castlerock EF Operating LLC · Section with this well →

Anacacho8,878-8,513
Anacacho9,344-8,979
Austin Chalk9,448-9,083
Eagle Ford9,508-9,143
Wilcox—
Sparta—
Escondido—
Olmos—

10 TOPS · FIRST 8

Y-Bar42-311-37499

0.5 KM · Castlerock EF Operating LLC · Section with this well →

Anacacho8,958-8,600
Austin Chalk9,531-9,173
Eagle Ford9,596-9,238
Yegua—
Wilcox—
Olmos—
Navarro—
Frio—

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/28337541, documented in the API reference.