42-479-35317

Final Completion DirectionalSidetrack

WRIGHT-RICHTER UNIT

WEBB County · District 4 · CLIFFWOOD PRODUCTION CO. · RODRIGUEZ (LOBO 6)

Permits

Max Depth

7,000 ft

First Permit

1991-10-14

Latest Activity

1996-12-13

Lifespan

5 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1997-06-27

Shut-In

—

Plugged

2000-01-02

EWA / Production operator mismatch

Scheduling: CLIFFWOOD PRODUCTION CO. ≠ Production: SONAT EXPLORATION CO. - HOUSTON (reported 1997-12)

EWA / Permit operator mismatch

Scheduling: CLIFFWOOD PRODUCTION CO. ≠ Permit: SONAT EXPLORATION CO. - HOUSTON

Resolved via: scheduling → CLIFFWOOD PRODUCTION CO.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2000-01

Operator History

Chain of Custody

TDC ENGINEERING, INC. 1993-1993→ SONAT EXPLORATION COMPANY -TYLER 1993-1993→ SONAT EXPLORATION CO. - HOUSTON 1993-1997

Lease Production

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

Formation Tops (1) Elevation 435 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
LOBO	6,100 ft	-5,665 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 (4)

Interval	Type
6,105–6,167 ft	Perforated
6,456–6,464 ft	Perforated
6,474–6,480 ft	Perforated
6,496–6,520 ft	Perforated

Casing (3)

Size	Set Depth	Cement
10.75"	510 ft	415 sx
7"	4,950 ft	195 sx
4.5"	6,850 ft	250 sx

Permit History (2)

#456267 Recompletion Final Completion

WRIGHT-RICHTER UNIT · 6,700 ft

1996-12-13

Spud 1997-04-30

#392873 Drill Final Completion

WRIGHT, L. A. · 7,000 ft

1991-10-14

Spud 1991-10-17

Applications (2)

#456267 A SONAT EXPLORATION CO. - HOUSTON

received 1996-12-12

#392873 A TDC ENGINEERING, INC.

received 1991-10-14

Records & Logs

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

W-2/G-1 1997-08-18 log on file

W-2/G-1 1998-01-13

W-2/G-1 1991-12-20 log on file

W-2/G-1 1992-02-13

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 WEBB County.

Well Details

Well Number: 7ST
Max Depth: 7,000 ft
Drill Type: Directional, Sidetrack
County: WEBB
District: 4
Operator: CLIFFWOOD PRODUCTION CO.
Completed: 1997-06-27

Operator

Name: CLIFFWOOD PROD CO
Location: HOUSTON
P-5 Status: Inactive (filed 2000-06-06)
Cum Oil (all leases): 1,987,228 bbl
Cum Gas (all leases): 12,311,014 mcf
Total Permits: 24