← Wells

42-329-00543

BUCHANAN MRS. O.P.

MIDLAND County · District 8 · PIONEER NATURAL RES. USA INC. · AZALEA (STRAWN)

Permits

1

Max Depth

11,470 ft

First Permit

2024-05-23

Latest Activity

2024-05-23

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2024-02-07

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

FASKEN, BARBARA 1993-1995→ FASKEN OIL AND RANCH, LTD. 1996-2019→ DE3 OPERATING LLC 2019-2020→ PIONEER NATURAL RES. USA, INC. 2024-2026

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Oil
production & DCA →
Oil
production & DCA →

Formation Tops (4) Elevation 2,685 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
CLEARFORK (Clear Fork)6,428 ft-3,743 ft
SPRABERRY 7,292 ft-4,607 ft
DEAN 8,645 ft-5,960 ft
WOLFCAMP 8,837 ft-6,152 ft

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
✓ 42-329-44367 BUCHS DOUGH 1 SWD · PARK HILL DISPOSAL LLC
0.4 mi
Santa Rosa 1,000'Rustler 1,561'Yates 2,500'Seven Rivers 2,808'Queen 3,483'Grayburg 3,968'San Andres 4,242'Glorieta 5,442'Clear Fork 6,462'Spraberry 7,321'
✓ 42-329-45471 BUCHS DOUGH SWD · TALL DUNE RESOURCES, LLC
0.4 mi
Santa Rosa 997'Rustler 1,607'Yates 2,507'Queen 3,568'Grayburg 4,277'San Andres 4,599'Glorieta 5,312'Spraberry —Seven Rivers —Clear Fork —
✓ 42-329-47107 BUCHS DOUGH SWD · CROWNQUEST OPERATING, LLC
0.7 mi
Santa Rosa 995'Rustler 1,631'Yates 2,500'Queen 3,606'Grayburg 4,250'San Andres 4,712'Glorieta 5,332'Seven Rivers —Spraberry —Clear Fork —
✓ 42-329-47513 MARSHALL 34 UNIT A · ENDEAVOR ENERGY RESOURCES L.P.
0.8 mi
Santa Rosa 865'Yates 2,490'Seven Rivers 2,570'Queen 3,007'Grayburg 3,602'San Andres 4,031'Glorieta 5,436'Clear Fork 6,431'Spraberry 7,155'Rustler —
✓ 42-329-47512 MARSHALL 34 UNIT A · ENDEAVOR ENERGY RESOURCES L.P.
0.8 mi
Santa Rosa 881'Yates 2,494'Seven Rivers 2,575'Queen 3,025'Grayburg 3,638'San Andres 4,082'Glorieta 5,531'Clear Fork 6,545'Spraberry 7,273'Rustler —
✓ 42-329-47518 MARSHALL 34 UNIT B · ENDEAVOR ENERGY RESOURCES L.P.
0.8 mi
Santa Rosa 856'Yates 2,469'Seven Rivers 2,550'Queen 3,000'Grayburg 3,582'San Andres 4,058'Glorieta 5,509'Clear Fork 6,521'Spraberry 8,603'Rustler —
✓ 42-329-47521 MARSHALL 34 UNIT C · ENDEAVOR ENERGY RESOURCES L.P.
0.8 mi
Santa Rosa 881'Yates 2,494'Seven Rivers 2,575'Queen 3,024'Grayburg 3,638'San Andres 4,082'Glorieta 5,531'Clear Fork 6,545'Spraberry 7,272'Rustler —
✓ 42-329-47519 MARSHALL 34 UNIT B · ENDEAVOR ENERGY RESOURCES L.P.
0.8 mi
Santa Rosa 856'Yates 2,469'Seven Rivers 2,549'Queen 2,999'Grayburg 3,611'San Andres 4,055'Glorieta 5,502'Clear Fork 6,521'Spraberry 7,244'Rustler —

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 (2)

IntervalType
8,905–9,407 ftPerforated
10,372–10,394 ftPerforated

Casing (4)

SizeSet DepthCement
10.75"1,764 ft1,100 sx
7.625"9,200 ft1,000 sx
2.375"11,300 ft—
2"——

Permit History (1)

#899888 Recompletion

BUCHANAN, MRS. O.P. · 11,470 ft

2024-05-23

Applications (1)

#899888 A PIONEER NATURAL RES. USA, INC.
received 2024-05-21

Records & Logs

5 completion filings on record.

W-2/G-1 2024-10-25
W-2/G-1 2024-02-14
W-2/G-1 1960-09-30
W-2/G-1 1960-07-22
W-2/G-1 1984-01-12
Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images can't be deep-linked — clicking copies the API for you to paste.

Google Maps → Explorer Map →
Lat 31.971137
Lon -101.901805

Well Details

Well Number
4
Max Depth
11,470 ft
Drill Type
Vertical
County
MIDLAND
District
8
Operator
PIONEER NATURAL RES. USA INC.
Completed
2024-02-07

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