42-389-37841

PRODUCING Horizontal

STATE MAYFLY UNIT

REEVES County · District 8 · EOG RESOURCES INC. · PHANTOM (WOLFCAMP)

Permits

1

Max Depth

14,000 ft

First Permit

2018-12-07

Latest Activity

2018-12-07

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2019-03-02

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2019-03

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 2,864 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
CASTILLE (Castile)3,880 ft-1,016 ft
BELL CANYON 4,079 ft-1,215 ft
DELAWARE 4,079 ft-1,215 ft
FORD-DELAWARE (Delaware)4,079 ft-1,215 ft
CHERRY CANYON 5,004 ft-2,140 ft
BONE SPRINGS (Bone Spring)7,319 ft-4,455 ft
WOLFCAMP 9,960 ft-7,096 ft
DELAWARE CONSOLIDATED GAS (Delaware)
PENNSYLVANIAN
PERMIAN (Permian (undifferentiated))

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 ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section
42-389-36722 STATE MAYFLY UNIT · EOG RESOURCES, INC.
0.0 mi
Castile 2,524'Delaware 4,050'Bell Canyon 4,050'Delaware 4,050'Cherry Canyon 4,841'Bone Spring 7,250'Wolfcamp 9,940'Delaware Permian (undifferentiated) Pennsylvanian
42-389-36721 STATE MAYFLY UNIT · EOG RESOURCES, INC.
0.0 mi
Castile 2,524'Bell Canyon 4,012'Delaware 4,012'Delaware 4,012'Cherry Canyon 4,842'Bone Spring 7,246'Wolfcamp 9,918'Pennsylvanian Permian (undifferentiated) Delaware
42-389-37151 STATE MAYFLY UNIT · EOG RESOURCES, INC.
0.0 mi
Delaware 4,075'Cherry Canyon 5,000'Bone Spring 7,315'Wolfcamp 9,957'Fusselman Mississippian Devonian Delaware Permian (undifferentiated) Ellenburger
42-389-40197 STATE EINHORN UNIT · EOG RESOURCES, INC.
0.2 mi
Castile 3,878'Delaware 4,030'Delaware 4,030'Bell Canyon 4,030'Cherry Canyon 4,966'Bone Spring 7,269'Wolfcamp 9,942'Pennsylvanian Delaware Permian (undifferentiated)
42-389-40191 STATE EINHORN UNIT · EOG RESOURCES, INC.
0.2 mi
Castile 3,877'Delaware 4,029'Delaware 4,029'Bell Canyon 4,029'Cherry Canyon 4,965'Bone Spring 7,268'Wolfcamp 9,941'Permian (undifferentiated) Delaware Pennsylvanian
42-389-40193 STATE EINHORN UNIT · EOG RESOURCES, INC.
0.3 mi
Castile 2,341'Delaware 4,030'Bell Canyon 4,030'Delaware 4,030'Cherry Canyon 4,966'Bone Spring 7,267'Wolfcamp 9,940'Permian (undifferentiated) Pennsylvanian Delaware
42-389-40196 STATE EINHORN UNIT · EOG RESOURCES, INC.
0.3 mi
Castile 3,873'Bell Canyon 4,027'Delaware 4,027'Delaware 4,027'Cherry Canyon 4,956'Bone Spring 7,271'Wolfcamp 9,939'Delaware Permian (undifferentiated) Pennsylvanian
42-389-40190 STATE EINHORN UNIT · EOG RESOURCES, INC.
0.4 mi
Castile 2,319'Delaware 4,011'Bell Canyon 4,011'Delaware 4,011'Cherry Canyon 4,940'Bone Spring 7,255'Wolfcamp 9,919'Pennsylvanian Permian (undifferentiated) Delaware

Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).

Perforations (1)

IntervalType
10,218–20,455 ftPerforated

Casing (3)

SizeSet DepthCement
9.625"2,148 ft990 sx
7.625"9,567 ft980 sx
5.5"20,468 ft1,055 sx

Permit History (1)

Applications (1)

#847488 A EOG RESOURCES, INC.
received 2018-12-05

Records & Logs

2 completion filings on record · 2 with log images at RRC.

W-2/G-1 2020-12-15 log on file
W-2/G-1 2019-08-16 log on file
Completion packets + logs ↗ Wellbore filings ↗

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

Lat 31.489414
Lon -103.703845

Well Details

Well Number
10H
Max Depth
14,000 ft
Drill Type
Horizontal
County
REEVES
District
8
Completed
2019-03-02

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