42-317-41781

PRODUCING Horizontal

EPLEY-GLASSCOCK E8A

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

Permits

1

Max Depth

10,500 ft

First Permit

2018-09-30

Latest Activity

2018-09-30

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2019-10-03

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2019-02

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 2,859 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 1,276 ft+1,583 ft
YATES 2,560 ft+299 ft
QUEEN 3,374 ft-515 ft
GRAYBURG 3,839 ft-980 ft
SAN ANDRES - ACTIVE CO2 FLOOD; H (San Andres)4,112 ft-1,253 ft
SPRABERRY 7,450 ft-4,591 ft
DEAN 8,762 ft-5,903 ft
WOLFCAMP 8,971 ft-6,112 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
42-317-41780 EPLEY-GLASSCOCK E8B · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,287'Yates 2,560'Queen 3,377'Grayburg 3,815'San Andres 4,110'Spraberry 7,453'Dean 8,781'Wolfcamp 8,994'Cisco Pennsylvanian Strawn
42-317-41782 EPLEY-GLASSCOCK E8C · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,279'Yates 2,560'Queen 3,376'Grayburg 3,831'San Andres 4,096'Spraberry 7,444'Dean 8,774'Wolfcamp 8,984'Pennsylvanian Cisco
42-317-43754 ATCHISON-GLYNN 8H · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,285'Yates 2,564'Queen 3,381'Grayburg 3,780'San Andres 4,044'Spraberry 7,444'Dean 8,751'Wolfcamp 8,969'Cisco Pennsylvanian
42-317-43756 ATCHISON-GLYNN 8G · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,285'Yates 2,557'Queen 3,375'Grayburg 3,782'San Andres 4,041'Spraberry 7,449'Dean 8,752'Wolfcamp 8,971'Cisco Pennsylvanian
42-317-43758 ATCHISON-GLYNN 8F · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,275'Yates 2,575'Queen 3,380'Grayburg 3,789'San Andres 4,038'Spraberry 7,466'Dean 8,757'Wolfcamp 8,974'Cisco Pennsylvanian
42-317-43760 ATCHISON-WHEELER 8E · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,288'Yates 2,555'Queen 3,376'Grayburg 3,781'San Andres 4,044'Spraberry 7,459'Dean 8,767'Wolfcamp 8,987'Cisco Pennsylvanian
42-317-43762 ATCHISON-WHEELER 8D · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,284'Yates 2,565'Queen 3,339'Grayburg 3,730'San Andres 3,977'Spraberry 7,464'Dean 8,771'Wolfcamp 8,997'Cisco Pennsylvanian
42-317-41778 EPLEY-GLASSCOCK C8D · PIONEER NATURAL RES. USA, INC.
0.3 mi
Santa Rosa 1,260'Yates 2,560'Queen 3,378'Grayburg 3,822'San Andres 4,097'Spraberry 7,451'Dean 8,768'Dean 8,812'Wolfcamp 8,989'Cisco Pennsylvanian

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
9,352–16,539 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,691 ft1,625 sx
9.625"6,311 ft879 sx
5.5"16,573 ft855 sx

Permit History (1)

Applications (1)

#844824 A PIONEER NATURAL RES. USA, INC.
received 2018-09-19

Records & Logs

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

W-2/G-1 2019-12-09
W-2/G-1 2019-07-31 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 32.248888
Lon -101.879852

Well Details

Well Number
201H
Max Depth
10,500 ft
Drill Type
Horizontal
County
MARTIN
District
8
Completed
2019-10-03

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