42-317-44064

PRODUCING Horizontal

EPLEY-MARTIN 31I

MARTIN County · District 8 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA)

Permits

1

Max Depth

9,280 ft

First Permit

2022-02-02

Latest Activity

2022-02-02

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2022-09-25

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2022-09

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 2,851 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 1,241 ft+1,610 ft
YATES 2,638 ft+213 ft
QUEEN 3,466 ft-615 ft
GRAYBURG 3,917 ft-1,066 ft
SAN ANDRES - ACTIVE CO2 FLOOD; H (San Andres)4,140 ft-1,289 ft
SPRABERRY 7,557 ft-4,706 ft
CISCO
DEAN
PENNSYLVANIAN
WOLFCAMP

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
42-317-44063 EPLEY-MARTIN 31H · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,241'Yates 2,636'Queen 3,470'Grayburg 3,919'San Andres 4,134'Spraberry 7,562'Dean Pennsylvanian Wolfcamp Cisco
42-317-44065 EPLEY-MARTIN 31J · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,241'Yates 2,635'Queen 3,462'Grayburg 3,918'San Andres 4,144'Spraberry 7,559'Wolfcamp Cisco Pennsylvanian Dean
42-317-44060 EPLEY-MARTIN 31G · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,241'Yates 2,630'Queen 3,468'Grayburg 3,918'San Andres 4,142'Spraberry 7,554'Wolfcamp Pennsylvanian Dean Cisco
42-317-44066 EPLEY-MARTIN 31K · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,851'Yates 2,631'Queen 3,462'Grayburg 3,910'San Andres 4,127'Spraberry 7,551'Dean 8,890'Wolfcamp 9,099'Cisco Pennsylvanian
42-317-44072 DAVIS-LACY 31A · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,227'Yates 2,633'Queen 3,467'Grayburg 3,914'San Andres 4,137'Spraberry 7,559'Dean 8,903'Wolfcamp 9,115'Cisco Grayburg Queen Yates +6 more
42-317-44071 DAVIS-LACY 31B · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,227'Yates 2,626'Queen 3,473'Grayburg 3,912'San Andres 4,138'Spraberry 7,569'Dean Pennsylvanian Wolfcamp Cisco
42-317-44070 DAVIS-LACY 31C · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,227'Yates 2,634'Queen 3,471'Grayburg 3,914'San Andres 4,136'Spraberry 7,564'Wolfcamp Cisco Pennsylvanian Dean
42-317-44069 DAVIS-LACY 31D · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,227'Yates 2,630'Queen 3,467'Grayburg 3,917'San Andres 4,139'Spraberry 7,570'Dean Pennsylvanian Wolfcamp Cisco

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
9,415–19,396 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,781 ft1,800 sx
9.625"5,365 ft1,483 sx
5.5"19,421 ft972 sx

Permit History (1)

Applications (1)

#875497 A PIONEER NATURAL RES. USA, INC.
received 2021-12-20

Records & Logs

2 completion filings on record · 1 with log images at RRC.

W-2/G-1 2022-12-13
W-2/G-1 2022-10-11 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 32.296270
Lon -101.917638

Well Details

Well Number
109H
Max Depth
9,280 ft
Drill Type
Horizontal
County
MARTIN
District
8
Completed
2022-09-25

Operator

Location
Y SPRING
P-5 Status
Active (filed 2025-08-01)
Cum Oil (all leases)
1,771,882,421 bbl
Cum Gas (all leases)
1,763,727,021 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits
15,399