42-355-32468

CHAPMAN RANCH

NUECES County · District 4 · UNION PACIFIC RESOURCES COMPANY

Permits

Max Depth

11,500 ft

First Permit

1985-10-22

Latest Activity

1987-08-14

Lifespan

2 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

W-14 Disposal Active UIC #000075678 permitted 1991-09-27

Permitted Volume

3,500 bbl/d

Max Pressure

2,800 psi

Injection Interval

5,800–6,550 ft

Injected (12mo)

29,875 bbl

Monthly injected volume (bbl, from H-10 filings through 2026-03-01)

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 (6) Elevation 37 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
O-12	3,800 ft	-3,763 ft
C-3	4,200 ft	-4,163 ft
C-8	4,300 ft	-4,263 ft
C-10	4,350 ft	-4,313 ft
C-22	4,400 ft	-4,363 ft
F-55	5,500 ft	-5,463 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
6,446–6,550 ft	Perforated
7,808–7,831 ft	Perforated
8,151–8,154 ft	Perforated

Casing (2)

Size	Set Depth	Cement
13.375"	1,452 ft	1,230 sx
5.5"	8,514 ft	2,027 sx

Permit History (3)

#334592 Recompletion

CHAPMAN RANCH · 11,043 ft

1987-08-14

#322153 Recompletion Final Completion

CHAPMAN RANCH · 11,043 ft

1986-10-21

#287964 Drill Final Completion

CHAPMAN RANCH · 11,500 ft

1985-10-22

Spud 1985-11-25

Applications (4)

#334592 A UNION PACIFIC RESOURCES COMPANY

received 1987-08-14

#322153 A CHAMPLIN PETROLEUM CO.

received 1986-10-21

#287964 A CHAMPLIN PETROLEUM CO.

received 1985-12-10

#287964 A CHAMPLIN PETROLEUM CO.

received 1985-10-15

Records & Logs

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

W-2/G-1 2007-09-28

W-2/G-1 1992-01-09 log on file

W-2/G-1 1986-12-29 log on file

W-2/G-1 1987-03-04

W-2/G-1 1986-01-21 log on file

W-2/G-1 1986-02-04

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 NUECES County.

Well Details

Well Number: 7074
Max Depth: 11,500 ft
Drill Type: Vertical
County: NUECES
District: 4
Operator: UNION PACIFIC RESOURCES COMPANY

Operator

Name: UNION PACIFIC RES CO
Location: FORT WORTH
P-5 Status: Inactive (filed 2000-05-02)
Cum Oil (all leases): 75,300,375 bbl
Cum Gas (all leases): 1,818,873,181 mcf
Total Permits: 5,638