42-317-41743

PRODUCING Horizontal

EPLEY-GLASSCOCK W8B

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

Permits

1

Max Depth

10,500 ft

First Permit

2018-09-05

Latest Activity

2018-09-05

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2019-06-06

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2019-06

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 2,848 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 2,568 ft+280 ft
QUEEN 3,408 ft-560 ft
GRAYBURG 3,841 ft-993 ft
SAN ANDRES - ACTIVE CO2 FLOOD; H (San Andres)4,080 ft-1,232 ft
SPRABERRY 7,474 ft-4,626 ft
DEAN 8,794 ft-5,946 ft
CISCO
DEVONIAN
ELLENBURGER
SILURIAN (Silurian (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
42-317-41741 EPLEY-GLASSCOCK W8A · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,260'Yates 2,575'Queen 3,409'Grayburg 3,847'San Andres 4,096'Spraberry 7,481'Dean 8,797'Wolfcamp 9,025'Cisco Pennsylvanian
42-317-41742 EPLEY-GLASSCOCK W8C · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,280'Yates 2,577'Queen 3,409'Grayburg 3,847'San Andres 4,099'Spraberry 7,478'Dean 8,796'Wolfcamp 9,027'Cisco Pennsylvanian
42-317-42903 HAMMITT-WHEELER 8I · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,283'Santa Rosa 1,284'Yates 2,578'Queen 3,400'Grayburg 3,844'San Andres 4,068'Spraberry 7,449'Dean Wolfcamp Cisco Pennsylvanian
42-317-42896 HAMMITT-GLYNN 8H · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,263'Santa Rosa 1,294'Yates 2,508'Yates 2,576'Queen 3,396'Queen 3,413'Grayburg 3,848'San Andres 4,076'San Andres 4,098'Spraberry 7,474'Dean Pennsylvanian +3 more
42-317-42895 HAMMITT-GLYNN 8G · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,283'Santa Rosa 1,295'Yates 2,583'Queen 3,404'Grayburg 3,863'San Andres 4,092'Spraberry 7,483'Grayburg Yates Dean San Andres Queen +4 more
42-317-42894 HAMMITT-GLYNN 8F · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,276'Santa Rosa 1,292'Yates 2,587'Queen 3,406'Grayburg 3,864'San Andres 4,093'Spraberry 7,484'Pennsylvanian Wolfcamp Cisco Queen Grayburg +4 more
42-317-42897 HAMMITT-GLYNN 8J · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 1,269'Yates 2,572'Queen 3,416'Grayburg 3,848'San Andres 4,089'Spraberry 7,489'Dean 8,804'Wolfcamp 9,034'Yates Dean San Andres Queen +5 more
42-317-42898 HAMMITT-GLYNN 8K · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 1,290'Santa Rosa 1,309'Yates 2,575'Queen 3,412'Grayburg 3,841'San Andres 4,078'Spraberry 7,501'Dean 8,809'Wolfcamp 9,043'Spraberry Grayburg Yates +6 more

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
9,547–19,434 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,680 ft1,755 sx
9.625"6,315 ft985 sx
5.5"19,468 ft995 sx

Permit History (1)

Applications (1)

#844276 A PIONEER NATURAL RES. USA, INC.
received 2018-09-04

Records & Logs

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

W-2/G-1 2019-08-23 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 32.247159
Lon -101.889658

Well Details

Well Number
2H
Max Depth
10,500 ft
Drill Type
Horizontal
County
MARTIN
District
8
Completed
2019-06-06

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