42-329-46617

PRODUCING Horizontal

ELKIN 21N

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

Permits

1

Max Depth

9,363 ft

First Permit

2023-11-13

Latest Activity

2023-11-13

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2024-09-13

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2024-02

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 (10) Elevation 2,830 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 1,515 ft+1,315 ft
RUSTLER 1,817 ft+1,013 ft
YATES 2,743 ft+87 ft
SEVEN RIVERS 3,022 ft-192 ft
QUEEN 3,707 ft-877 ft
GRAYBURG 4,254 ft-1,424 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)4,444 ft-1,614 ft
CLEARFORK (Clear Fork)6,793 ft-3,963 ft
SPRABERRY 7,690 ft-4,860 ft
GLORIETA

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
42-329-46627 ELKIN 21O · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,288'Rustler 1,820'Yates 2,743'Seven Rivers 3,022'Queen 3,705'Grayburg 4,245'San Andres 4,430'Clear Fork 6,788'Spraberry 7,684'Glorieta
42-329-46616 ELKIN 21M · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,288'Santa Rosa 1,515'Rustler 1,812'Yates 2,755'Seven Rivers 3,032'Queen 3,721'Grayburg 4,253'San Andres 4,440'Clear Fork 6,790'Spraberry 7,695'Glorieta
42-329-46615 ELKIN 21L · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,288'Rustler 1,811'Yates 2,747'Seven Rivers 3,020'Queen 3,717'Grayburg 4,243'San Andres 4,426'Clear Fork 6,818'Spraberry 7,694'Glorieta
42-329-47489 TREDAWAY-ELKIN 21T · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,287'Rustler 1,813'Yates 2,763'Seven Rivers 3,029'Queen 3,730'Grayburg 4,257'San Andres 4,439'Clear Fork 6,805'Spraberry 7,706'Glorieta
42-329-47488 TREDAWAY-ELKIN 21S · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 1,287'Rustler 1,814'Yates 2,754'Seven Rivers 3,031'Queen 3,705'Grayburg 4,255'San Andres 4,440'Clear Fork 6,805'Spraberry 7,693'Glorieta
42-329-47487 TREDAWAY-ELKIN 21R · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 1,287'Rustler 1,814'Yates 2,756'Seven Rivers 3,036'Queen 3,709'Grayburg 4,256'San Andres 4,438'Clear Fork 6,809'Spraberry 7,694'Glorieta
42-329-47490 TREDAWAY-ELKIN 21Q · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 1,287'Rustler 1,810'Yates 2,754'Seven Rivers 3,024'Queen 3,706'Grayburg 4,259'San Andres 4,444'Clear Fork 6,808'Spraberry 7,695'Glorieta
42-329-47486 TREDAWAY-ELKIN 21P · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 1,287'Rustler 1,809'Yates 2,749'Seven Rivers 3,032'Queen 3,708'Grayburg 4,251'San Andres 4,435'Clear Fork 6,805'Spraberry 7,697'Glorieta

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
8,389–22,170 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,767 ft1,950 sx
9.625"6,089 ft1,515 sx
5.5"22,195 ft3,276 sx

Permit History (1)

Applications (1)

#894329 A PIONEER NATURAL RES. USA, INC.
received 2023-10-05

Records & Logs

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

W-2/G-1 2025-01-19
W-2/G-1 2024-03-27 log on file

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.

Lat 32.064010
Lon -102.024687

Well Details

Well Number
14H
Max Depth
9,363 ft
Drill Type
Horizontal
County
MIDLAND
District
8
Completed
2024-09-13

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