WELL · 42-283-36211 · DISTRICT 1

NMC EF #4H

Y

LA Salle County · Hawkville (Eagleford Shale) field · Producing  · Horizontal

Nmc EF #4H (API 42-283-36211) is a horizontal well in La Salle County operated by Crescent Energy Operating LLC, completed April 30, 2018 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit, issued December 18, 2017, permitted to 12,800 ft.

It was permitted by Silverbow Resources Oper, LLC and has since transferred to Crescent Energy Operating LLC on the wellbore schedule.

Completion filings report 10 formation tops, including Carrizo, Wilcox, Midway, Escondido.

No lease production has been reported under this well’s leases.

Operator of record

Crescent Energy Operating LLC

Permitted by Silverbow Resources Oper, LLC; the EWA schedule now lists a different operator.

Houston, TX · P-5 Y, filed May 4, 2026 · 54 permits on file · (713) 953-8604

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleCrescent Energy Operating LLC
Production reportsSilverbow Resources Oper, LLCthrough Apr 2026
Latest permitSilverbow Resources Oper, LLCDec 18, 2017

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

12,800
total depth, ft
1
permits on file
Dec 18, 2017
last permit issued
Apr 30, 2018
completed
0
cumulative oil, bbl
4.21M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Mar 2018 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Apr 30, 2018
Shut in
—
Plugged
—

Operator's P-5 on the schedule: Active

Surface location

28.200622, -98.888922

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
NMC EF G-1-284350Hawkville (Eagleford Shale)Crescent Energy Operating, LLC104.21MMar 2018 – Jul 2026

Gas, mcf lease total

Last 12 months 145,994 · prior 12 191,610(-24%)

020K40K202420252026

Chain of custody

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

  1. 1Silverbow Resources Oper, LLCApr 2018 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
834061-99DrillSilverbow Resources Oper, LLCDec 8, 2017Dec 18, 2017Mar 21, 201812,800

Completions

CompletedLeaseFieldOperatorStatusDepth
—— G-1-284350————

Formation tops

As filed on W-2/G-1. Subsea from 389 ft elevation.Download CSV →

FormationMD ftSubsea
Carrizo3,861-3,472
WilcoxWILCOX - DISPOSAL5,325-4,936
MidwayMIDWAY SHALE6,630-6,241
Escondido7,719-7,330
OlmosOLMOS - DISPOSAL9,367-8,978
Anacacho11,374-10,985
Austin Chalk11,654-11,265
Queen City——
Sparta——
Yegua——

Perforations

Perforated and open-hole intervals.

FromToType
12,79119,747Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
13.3755,24617.52,605 S
9.62510,18012.251,720 S
5.519,9158.752,120 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
00Nov 7, 2018Aug 6, 2018—
00Jul 24, 2018May 1, 2018Yes

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 →

NMC EF42-283-36210

0.0 KM · Silverbow Resources Oper, LLC · Section with this well →

Wilcox5,316-4,927
Escondido7,686-7,297
Olmos9,340-8,951
Austin Chalk11,590-11,201
Eagle Ford12,281-11,892
Sparta—
Yegua—
Queen City—

10 TOPS · FIRST 8

NMC EF42-283-36131

1.1 KM · Silverbow Resources Oper, LLC · Section with this well →

Wilcox5,400-5,015
Midway6,728-6,343
Midway6,728-6,343
Escondido7,778-7,393
Olmos9,404-9,019
Anacacho11,585-11,200
Austin Chalk11,710-11,325
Eagle Ford12,386-12,001

11 TOPS · FIRST 8

NMC EF42-283-35968

1.4 KM · Swift Energy Operating, LLC · Section with this well →

Queen City2,390-2,021
Carrizo3,772-3,403
Wilcox5,220-4,851
Casing Point Shale5,297-4,928
Midway6,574-6,205
Escondido7,600-7,231
Olmos9,224-8,855
Anacacho11,236-10,867

15 TOPS · FIRST 8

STS-A42-283-36811

2.8 KM · Lewis Petro Properties, Inc. · Section with this well →

Wilcox6,594-6,060
Escondido7,882-7,348
Olmos9,038-8,504
Austin Chalk12,417-11,883
Eagle Ford12,449-11,915
Sparta—
Buda—
Edwards—

10 TOPS · FIRST 8

STS 'A'42-283-37070

3.5 KM · Sandpoint Operating, LLC · Section with this well →

Yegua937-527
Sparta1,779-1,369
Queen City1,976-1,566
Wilcox3,723-3,313
Escondido6,991-6,581
Olmos8,952-8,542
Austin Chalk—
Edwards—

10 TOPS · FIRST 8

STS 'A'42-283-37163

3.7 KM · Sandpoint Operating, LLC · Section with this well →

Yegua948-554
Sparta1,783-1,389
Queen City1,979-1,585
Wilcox5,001-4,607
Escondido7,036-6,642
Olmos8,897-8,503
Edwards—
Austin Chalk—

10 TOPS · FIRST 8

STS 'a' State42-283-37026

3.9 KM · Sandpoint Operating, LLC · Section with this well →

Yegua1,273-924
Sparta1,990-1,641
Queen City2,365-2,016
Wilcox5,254-4,905
Escondido7,289-6,940
Olmos9,205-8,856
Austin Chalk—
Edwards—

10 TOPS · FIRST 8

NMC EF42-283-36351

4.1 KM · Silverbow Resources Oper, LLC · Section with this well →

Queen City1,619-1,254
Wilcox5,110-4,745
Escondido7,421-7,056
Olmos9,096-8,731
Austin Chalk11,247-10,882
Eagle Ford12,048-11,683
Buda—
Sparta—

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/28336211, documented in the API reference.