42-311-36453

PRODUCING Horizontal

NAYLOR JONES UNIT 42

MCMULLEN County · District 1 · EOG RESOURCES INC. · EAGLEVILLE (EAGLE FORD-1)

Permits

1

Max Depth

11,800 ft

First Permit

2015-03-09

Latest Activity

2015-03-09

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2015-10-10

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2013-11

Last Production

2026-07

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Formation Tops (10) Elevation 358 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
CATAHOULA - DISPOSAL (Catahoula)50 ft+308 ft
FRIO - DISPOSAL (Frio)300 ft+58 ft
YEGUA - DISPOSAL (Yegua)1,000 ft-642 ft
WILCOX - DISPOSAL (Wilcox)5,046 ft-4,688 ft
NAVARRO 6,790 ft-6,432 ft
OLMOS 8,400 ft-8,042 ft
ANACACHO 9,895 ft-9,537 ft
AUSTIN CHALK 10,335 ft-9,977 ft
EAGLE FORD - H2S (Eagle Ford)10,389 ft-10,031 ft
ESCONDIDO

As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. Subsea = reported elevation − measured depth (negative = below sea level; vertical wellbores only). View filings & logs at RRC ↗

Perforations (1)

IntervalType
10,602–18,018 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"4,656 ft1,015 sx
5.5"18,112 ft2,340 sx

Permit History (1)

Applications (1)

#804338 A EOG RESOURCES, INC.
received 2015-03-05

Records & Logs

1 completion filing on record · 1 with log images at RRC.

W-2/G-1 2015-12-14 log on file

Completion packets open directly (post-2011 filings include attached logs). Log images can't be deep-linked — clicking copies the API for you to paste.

No GPS coordinates yet

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in MCMULLEN County.

Well Details

Well Number
4H
Max Depth
11,800 ft
Drill Type
Horizontal
County
MCMULLEN
District
1
Completed
2015-10-10

Operator

Location
MIDLAND
P-5 Status
Active (filed 2025-10-02)
Cum Oil (all leases)
1,173,982,199 bbl
Cum Gas (all leases)
7,415,222,256 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
Total Permits
16,253