42-317-44062

PRODUCING Horizontal

EPLEY-MARTIN 31A

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

Permits

1

Max Depth

9,500 ft

First Permit

2022-02-02

Latest Activity

2022-02-02

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2022-09-21

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 2,853 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 1,231 ft+1,622 ft
YATES 2,650 ft+203 ft
QUEEN 3,498 ft-645 ft
GRAYBURG 3,935 ft-1,082 ft
SAN ANDRES - ACTIVE CO2 FLOOD; H (San Andres)4,167 ft-1,314 ft
SPRABERRY 7,565 ft-4,712 ft
DEAN 8,903 ft-6,050 ft
WOLFCAMP 9,125 ft-6,272 ft
CISCO
PENNSYLVANIAN

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
42-317-44054 EPLEY-MARTIN 31B · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,231'Yates 2,648'Queen 3,490'Grayburg 3,928'San Andres 4,148'Spraberry 7,565'Santa Rosa 12,331'Dean Pennsylvanian Wolfcamp Cisco
42-317-44061 EPLEY-MARTIN 31C · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,231'Yates 2,653'Queen 3,489'Grayburg 3,929'San Andres 4,151'Spraberry 7,579'Dean 8,902'Wolfcamp 9,121'Pennsylvanian Cisco
42-317-44053 EPLEY-MARTIN 31D · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,231'Yates 2,656'Queen 3,502'Grayburg 3,940'San Andres 4,161'Spraberry 7,566'Dean 8,899'Wolfcamp 9,118'Cisco Strawn PRECAMBRIAN (UNDIFFERENTIATED) Silurian (undifferentiated) +5 more
42-317-44051 EPLEY-MARTIN 31E · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,231'Yates 2,651'Queen 3,488'Grayburg 3,937'San Andres 4,159'Spraberry 7,566'Dean Pennsylvanian Wolfcamp Cisco
42-317-44052 EPLEY-MARTIN 31F · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,231'Yates 2,648'Queen 3,484'Grayburg 3,935'San Andres 4,156'Spraberry 7,562'Wolfcamp Cisco Pennsylvanian Dean
42-317-44060 EPLEY-MARTIN 31G · PIONEER NATURAL RES. USA, INC.
0.5 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
42-317-44063 EPLEY-MARTIN 31H · PIONEER NATURAL RES. USA, INC.
0.5 mi
Santa Rosa 1,241'Yates 2,636'Queen 3,470'Grayburg 3,919'San Andres 4,134'Spraberry 7,562'Cisco Wolfcamp Pennsylvanian Dean
42-317-44064 EPLEY-MARTIN 31I · PIONEER NATURAL RES. USA, INC.
0.5 mi
Santa Rosa 1,241'Yates 2,638'Queen 3,466'Grayburg 3,917'San Andres 4,140'Spraberry 7,557'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
9,716–19,602 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,782 ft1,800 sx
9.625"6,480 ft1,731 sx
5.5"19,627 ft1,116 sx

Permit History (1)

Applications (1)

#875488 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 2022-11-22
W-2/G-1 2022-11-04 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 32.294875
Lon -101.925505

Well Details

Well Number
101H
Max Depth
9,500 ft
Drill Type
Horizontal
County
MARTIN
District
8
Completed
2022-09-21

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