42-375-31498

Final Completion HorizontalSidetrack

MASTERSON

POTTER County · District 10 · PIONEER NATURAL RES. USA, INC.

Permits

Max Depth

3,550 ft

First Permit

1994-02-18

Latest Activity

2001-06-21

Lifespan

7 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1996-12

Last Production

2026-07

Operator History

Chain of Custody

MESA OPERATING CO. 1997-1997→ PIONEER NATURAL RES. USA, INC. 1997-2018→ SCOUT ENERGY MANAGEMENT LLC 2018-2026

Lease Production

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

Gas

production & DCA →

Formation Tops (3) Elevation 3,621 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
PANHANDLE LIME	2,292 ft	+1,329 ft
BROWN DOLOMITE	2,530 ft	+1,091 ft
GRANITE WASH	2,728 ft	+893 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 ↗

Perforations (3)

Interval	Type
2,329–5,662 ft	Perforated
2,355–5,210 ft	Perforated
2,395–3,321 ft	Perforated

Casing (3)

Size	Set Depth	Cement
9.625"	423 ft	—
7"	2,450 ft	—
4.5"	3,321 ft	—

Permit History (3)

#510509 Recompletion Final Completion

MASTERSON · 3,400 ft

2001-06-21

Spud 2001-07-20

#455406 Drill Final Completion

MASTERSON 73 · 3,550 ft

1996-11-25

Spud 1996-12-10

#420759 Drill

MASTERSON "41" · 3,550 ft

1994-02-18

Applications (3)

#510509 A PIONEER NATURAL RES. USA, INC.

received 2001-06-20

#455406 A MESA OPERATING CO.

received 1996-11-20

#420759 A MESA PETROLEUM CO.

received 1994-02-02

Records & Logs

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

W-2/G-1 2001-09-19 log on file

W-2/G-1 1997-03-06

W-2/G-1 1997-01-06 log on file

W-2/G-1 1997-03-31

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.

No GPS coordinates yet

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in POTTER County.

Well Details

Well Number: A 41
Max Depth: 3,550 ft
Drill Type: Horizontal, Sidetrack
County: POTTER
District: 10
Operator: PIONEER NATURAL RES. USA, INC.

Operator

Name: PIONEER NATURAL RES. USA, INC
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