42-317-45686

PRODUCING Horizontal

KATHLEEN-FLANAGAN 10B

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

Permits

3

Max Depth

10,350 ft

First Permit

2023-11-14

Latest Activity

2023-11-14

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2025-08-12

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2025-02

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 (11) Elevation 2,728 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 1,110 ft+1,618 ft
YATES 2,484 ft+244 ft
QUEEN 3,399 ft-671 ft
GRAYBURG 3,920 ft-1,192 ft
SAN ANDRES - ACTIVE CO2 FLOOD; H (San Andres)4,123 ft-1,395 ft
CLEARFORK (Clear Fork)6,466 ft-3,738 ft
SPRABERRY 7,387 ft-4,659 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
42-317-45684 KATHLEEN-FLANAGAN 10A · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,110'Yates 2,483'Queen 3,399'Grayburg 3,918'San Andres 4,120'Clear Fork 6,469'Spraberry 7,388'Dean Mississippian Devonian Pennsylvanian Wolfcamp +4 more
42-317-45685 KATHLEEN-FLANAGAN 10C · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,110'Yates 2,491'Queen 3,394'Grayburg 3,926'San Andres 4,125'Clear Fork 6,474'Spraberry 7,390'Dean 8,698'Wolfcamp 8,905'Pennsylvanian Cisco
42-317-46448 KATHLEEN-FLANAGAN 10D · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,110'Yates 2,488'Queen 3,396'Grayburg 3,919'San Andres 4,120'Clear Fork 6,464'Spraberry 7,384'Spraberry 7,642'Dean Wolfcamp Cisco
42-317-45690 KATHLEEN-FLANAGAN 10E · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,110'Yates 2,503'Queen 3,405'Grayburg 3,933'San Andres 4,133'CLEARKFORK 6,477'Spraberry 7,382'Dean 8,683'Wolfcamp 8,894'Cisco Pennsylvanian
42-317-45691 KATHLEEN-FLANAGAN 10G · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,109'Yates 2,492'Queen 3,404'Grayburg 3,919'San Andres 4,106'Clear Fork 6,453'Spraberry 7,373'Dean 8,669'Wolfcamp 8,884'Cisco
42-317-44845 PINKERTON-LOUDER 10E · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 108'Santa Rosa 1,108'Yates 2,504'Queen 3,397'Grayburg 3,916'San Andres 4,110'Spraberry 7,375'Dean 8,676'Wolfcamp 8,895'Cisco Pennsylvanian
42-317-44841 PINKERTON-LOUDER 10D · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,108'Yates 2,385'Queen 3,397'Grayburg 3,902'San Andres 4,126'Clear Fork 6,461'Spraberry 7,381'Wolfcamp Cisco Pennsylvanian Dean
42-317-44840 PINKERTON-LOUDER 10C · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,108'Yates 2,489'Queen 3,398'Grayburg 3,915'San Andres 4,102'Spraberry 7,385'Dean 8,678'Wolfcamp 8,984'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
8,668–26,669 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,532 ft1,400 sx
9.625"5,728 ft1,636 sx
5.5"26,689 ft1,345 sx

Permit History (3)

Applications (3)

#894395 A PIONEER NATURAL RES. USA, INC.
received 2025-10-29
#894395 A PIONEER NATURAL RES. USA, INC.
received 2024-08-19
#894395 A PIONEER NATURAL RES. USA, INC.
received 2023-10-10

Records & Logs

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

W-2/G-1 2025-10-06
W-2/G-1 2025-08-15 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 32.114227
Lon -101.918662

Well Details

Well Number
103H
Max Depth
10,350 ft
Drill Type
Horizontal
County
MARTIN
District
8
Completed
2025-08-12

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