42-227-40948

PRODUCING Horizontal

GIBSON UNIT 28-21

HOWARD County · District 8 · APACHE CORPORATION · SPRABERRY (TREND AREA)

Permits

1

Max Depth

8,500 ft

First Permit

2021-02-25

Latest Activity

2021-02-25

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2021-08-26

Shut-In

Plugged

P-5 Org Status: Active

!

EWA / Permit operator mismatch

Scheduling: APACHE CORPORATION ≠ Permit: CALLON PETROLEUM OPERATING CO

Resolved via: productionAPACHE CORPORATION

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2018-08

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)

CSV
FormationTop Depth (MD)
SANTA ROSA 1,020 ft
YATES 2,065 ft
SEVEN RIVERS 2,155 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)3,315 ft
GLORIETA 4,320 ft
CLEARFORK - SEVERE WATER FLOWS (Clear Fork)5,840 ft
SPRABERRY 6,620 ft
LEONARD 7,569 ft
DEAN
RUSTLER

As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. View filings & logs at RRC ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section
42-227-40945 CHEEK UNIT A 28-21 · CALLON PETROLEUM OPERATING CO
0.0 mi
San Andres 3,315'Glorieta 4,320'Clear Fork 5,840'Spraberry 6,620'Leonard 7,580'Dean 7,898'Wolfcamp 8,064'Coleman Junction Canyon Cisco
42-227-40947 GIBSON UNIT 28-21 · CALLON PETROLEUM OPERATING CO
0.0 mi
Santa Rosa 1,020'Yates 2,065'Seven Rivers 2,155'San Andres 3,315'Glorieta 4,320'Clear Fork 5,840'Spraberry 6,620'Leonard 7,571'Dean 7,896'Rustler
42-227-40946 CHEEK UNIT A 28-21 · CALLON PETROLEUM OPERATING CO
0.0 mi
Santa Rosa 1,020'Yates 2,065'Seven Rivers 2,155'San Andres 3,315'Glorieta 4,320'Clear Fork 5,840'Spraberry 6,620'Leonard 7,581'Rustler Dean
42-227-39343 WRIGHT UNIT 33-40 A · CALLON PETROLEUM OPERATING CO
0.1 mi
Yates 2,060'Seven Rivers 2,150'San Andres 3,335'Glorieta 4,315'Clear Fork 5,820'Spraberry 6,615'Ellenburger Coleman Junction Fusselman Silurian (undifferentiated)
42-227-39344 WRIGHT UNIT 33-40 A · CALLON PETROLEUM OPERATING CO
0.1 mi
Yates 2,060'Seven Rivers 2,150'San Andres 3,335'Glorieta 4,315'Clear Fork 5,820'Spraberry 6,615'Leonard 7,507'Dean 7,856'Wolfcamp 8,054'Coleman Junction
42-227-40698 GIBSON UNIT 28-21 · CALLON PETROLEUM OPERATING CO
0.2 mi
Santa Rosa 1,015'Yates 2,055'Seven Rivers 2,145'San Andres 3,315'Glorieta 4,305'Clear Fork 5,825'Spraberry 6,600'Leonard 7,525'Dean 7,877'Rustler
42-227-40699 GIBSON UNIT 28-21 · CALLON PETROLEUM OPERATING CO
0.2 mi
Santa Rosa 1,015'Yates 2,055'Seven Rivers 2,145'San Andres 3,315'Glorieta 4,305'Clear Fork 5,825'Spraberry 6,600'Leonard 7,527'Rustler Dean
42-227-40701 GIBSON UNIT 28-21 · CALLON PETROLEUM OPERATING CO
0.2 mi
Santa Rosa 1,015'Yates 2,055'Seven Rivers 2,145'San Andres 3,315'Glorieta 4,305'Clear Fork 5,825'Spraberry 6,600'Leonard 7,527'Rustler Dean

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
8,272–17,794 ftPerforated

Casing (4)

SizeSet DepthCement
13.375"1,259 ft874 sx
9.625"7,094 ft468 sx
7"9,664 ft2,902 sx
5.5"17,938 ft2,902 sx

Permit History (1)

Applications (1)

#867324 A CALLON PETROLEUM OPERATING CO
received 2021-01-27

Records & Logs

1 completion filing on record · 1 with log images at RRC.

W-2/G-1 2022-01-28 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 32.495242
Lon -101.629320

Well Details

Well Number
11SH
Max Depth
8,500 ft
Drill Type
Horizontal
County
HOWARD
District
8
Completed
2021-08-26

Operator

Location
HOUSTON
P-5 Status
Active (filed 2025-12-03)
Cum Oil (all leases)
615,928,793 bbl
Cum Gas (all leases)
2,702,742,169 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits
9,705