42-317-35027

Final Completion

MARY ANN

MARTIN County · District 8 · DIAMONDBACK E&P LLC · SPRABERRY (TREND AREA)

Permits

Max Depth

12,000 ft

First Permit

2007-09-10

Latest Activity

2017-01-27

Lifespan

9 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2017-03-08

Shut-In

—

Plugged

2025-03-27

EWA / Production operator mismatch

Scheduling: DIAMONDBACK E&P LLC ≠ Production: QEP ENERGY COMPANY (reported 2019-06)

EWA / Permit operator mismatch

Scheduling: DIAMONDBACK E&P LLC ≠ Permit: QEP ENERGY COMPANY

Resolved via: scheduling → DIAMONDBACK E&P LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2025-06

Operator History

Chain of Custody

R K PETROLEUM CORP. 1993-2016→ QEP ENERGY COMPANY 2016-2019

Lease Production

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

Formation Tops (13) Elevation 2,843 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
SANTA ROSA	1,360 ft	+1,483 ft
YATES	2,682 ft	+161 ft
QUEEN	3,610 ft	-767 ft
SAN ANDRES - ACTIVE CO2 FLOOD; H (San Andres)	4,400 ft	-1,557 ft
SPRABERRY	6,350 ft	-3,507 ft
DEAN	8,986 ft	-6,143 ft
WOLFCAMP	9,207 ft	-6,364 ft
CISCO	10,242 ft	-7,399 ft
STRAWN	10,650 ft	-7,807 ft
PENNSYLVANIAN	10,866 ft	-8,023 ft
WOODFORD SH (Woodford)	11,571 ft	-8,728 ft
DEVONIAN	11,656 ft	-8,813 ft
GRAYBURG	—	—

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 (5)

Interval	Type
9,295–10,566 ft	Perforated
11,666–11,678 ft	Perforated
11,682–11,710 ft	Perforated
11,714–11,718 ft	Perforated
11,738–11,749 ft	Perforated

Casing (4)

Size	Set Depth	Cement
13.375"	400 ft	360 sx
8.625"	4,259 ft	430 sx
5.5"	11,877 ft	810 sx
5.5"	—	310 sx

Permit History (2)

#822145 Recompletion Final Completion

MARY ANN · 11,616 ft

2017-01-27

Spud 2017-02-16

#644916 Drill Final Completion

MARY ANN · 12,000 ft

2007-09-10

Spud 2007-09-14

Applications (2)

#822145 A QEP ENERGY COMPANY

received 2017-01-16

#644916 A R K PETROLEUM CORP.

received 2007-08-23

Records & Logs

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

W-2/G-1 2017-03-13

W-2/G-1 2007-11-14 log on file

W-2/G-1 2008-01-29

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.

No GPS coordinates yet

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

Well Details

Well Number: 3
Max Depth: 12,000 ft
Drill Type: Vertical
County: MARTIN
District: 8
Operator: DIAMONDBACK E&P LLC
Completed: 2017-03-08

Operator

Name: DIAMONDBACK E&P LLC
Location: MIDLAND
P-5 Status: X (filed 2026-05-04)
Cum Oil (all leases): 986,290,193 bbl
Cum Gas (all leases): 41,995,553 mcf
Activities: GTHS/C, GTHS/O, OPRS/G, OPRS/O
Total Permits: 4,977