← Wells

42-475-38127

PRODUCING Horizontal

MUD HEN 57-31 A

WARD County · District 8 · DIAMONDBACK E&P LLC · HOEFS T-K (WOLFCAMP)

Permits

1

Max Depth

13,190 ft

First Permit

2020-04-14

Latest Activity

2020-04-14

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2021-06-26

Shut-In

—

Plugged

—

P-5 Org Status: X

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2020-06

Last Production

2026-07

Lease Production

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

Oil
production & DCA →

Formation Tops (11) Elevation 2,625 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
DELAWARE 4,965 ft-2,340 ft
DELAWARE 4,980 ft-2,355 ft
CAPITAN REEF - HIGH FLOWS (Capitan)——
CLEARFORK (Clear Fork)——
GLORIETA ——
HOLT ——
QUEEN ——
RUSTLER ——
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)——
SEVEN RIVERS ——
YATES ——

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
✓ 42-475-38128 MUD HEN 57-31 C · DIAMONDBACK E&P LLC
0.0 mi
Delaware 4,960'Rustler —Clear Fork —Capitan —Glorieta —Yates —Holt —Seven Rivers —San Andres —Queen —
✓ 42-475-38130 MUD HEN 57-31 D · DIAMONDBACK E&P LLC
0.1 mi
Delaware 4,965'Queen —Seven Rivers —Rustler —Clear Fork —Capitan —Yates —Holt —San Andres —Glorieta —
✓ 42-475-38129 MUD HEN 57-31 B · DIAMONDBACK E&P LLC
0.1 mi
Delaware 4,961'Capitan —Glorieta —Queen —Seven Rivers —Rustler —Clear Fork —Yates —Holt —Delaware —San Andres —
✓ 42-475-37674 SECTION 57 · JETTA OPERATING COMPANY, INC.
0.4 mi
Delaware 4,936'Queen —Seven Rivers —Rustler —Clear Fork —Yates —Holt —Tubb —Glorieta —San Andres —
✓ 42-475-38158 FIRE FROG 57-32 D · DIAMONDBACK E&P LLC
0.4 mi
Lamar 4,972'Rustler —Capitan —Yates —Glorieta —Holt —Delaware —San Andres —Seven Rivers —Queen —
✓ 42-475-38157 FIRE FROG 57-32 C · DIAMONDBACK E&P LLC
0.4 mi
Lamar 4,961'Queen —Seven Rivers —Rustler —Clear Fork —Capitan —Yates —Holt —Delaware —San Andres —Glorieta —
✓ 42-475-38156 FIRE FROG 57-32 B · DIAMONDBACK E&P LLC
0.5 mi
Lamar 4,964'Yates —Glorieta —Queen —Seven Rivers —Rustler —Capitan —Holt —Delaware —San Andres —
✓ 42-475-38155 FIRE FROG 57-32 A · DIAMONDBACK E&P LLC
0.5 mi
Lamar 4,972'Queen —Seven Rivers —Rustler —Holt —Glorieta —Capitan —Yates —Delaware —San Andres —Clear Fork —

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
11,501–23,270 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"2,478 ft4,450 sx
9.625"11,266 ft2,670 sx
5.5"23,360 ft5,660 sx

Permit History (1)

#862722 Drill Final Completion

MUD HEN 57-31 A · 13,190 ft

2020-04-14

Spud 2020-04-22

Applications (1)

#862722 A DIAMONDBACK E&P LLC
received 2020-03-12

Records & Logs

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

W-2/G-1 2021-11-03 log on file
W-2/G-1 2020-10-06
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.

Google Maps → Explorer Map →
Lat 31.440619
Lon -103.307989

Well Details

Well Number
1WA
Max Depth
13,190 ft
Drill Type
Horizontal
County
WARD
District
8
Operator
DIAMONDBACK E&P LLC
Completed
2021-06-26

Operator

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
5,060