42-493-31111

Final Completion Horizontal

SCHIFFERS MARY ROSE

WILSON County · District 1 · WILLIAMS CLAYTON W. JR. · SUTIL (AUSTIN)

Permits

Max Depth

9,000 ft

First Permit

1982-05-21

Latest Activity

1997-08-07

Lifespan

15 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1982-07-11

Shut-In

—

Plugged

1985-10-08

EWA / Production operator mismatch

Scheduling: WILLIAMS CLAYTON W. JR. ≠ Production: FIRST ROCK, INC. (reported 2001-07)

EWA / Permit operator mismatch

Scheduling: WILLIAMS CLAYTON W. JR. ≠ Permit: PEDECO, INC.

Resolved via: scheduling → WILLIAMS CLAYTON W. JR.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1997-09

Last Production

2023-07

Injection / Disposal

H-1 Injection Plugged 2023-05-12 UIC #000098707 permitted 2010-06-17

Permitted Volume

1,500 bbl/d

Max Pressure

850 psi

Injection Interval

6,245–6,546 ft

Injected (12mo)

—

Monthly injected volume (bbl, from H-10 filings through 2022-11-01)

Operator History

Chain of Custody

PEDECO, INC. 1997-2000→ FIRST ROCK, INC. 2001-2001

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 (6) Elevation 378 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
MIDWAY	4,041 ft	-3,663 ft
NAVARRO	4,735 ft	-4,357 ft
TAYLOR	6,164 ft	-5,786 ft
AUSTIN CHALK	6,198 ft	-5,820 ft
AUSTIN CHALK	6,326 ft	-5,948 ft
EAGLEFORD (Eagle Ford)	6,575 ft	-6,197 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 (2)

Interval	Type
6,245–6,546 ft	Perforated
6,434–6,448 ft	Perforated

Casing (3)

Size	Set Depth	Cement
8.625"	1,200 ft	1,000 sx
2.875"	6,321 ft	—
5.5"	6,575 ft	315 sx

Permit History (2)

#465938 Reenter Final Completion

SCHIFFERS, MOBERLEY · 9,000 ft

1997-08-07

Spud 1997-08-25

#161575 Drill Final Completion

SCHIFFERS, MARY ROSE · 7,300 ft

1982-05-21

Applications (2)

#465938 A PEDECO, INC.

received 1997-08-07

#161575 A WILLIAMS, CLAYTON W., JR.

received 1982-05-21

Records & Logs

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

W-2/G-1 2008-05-14

W-2/G-1 1998-01-07 log on file

W-2/G-1 1998-04-03

W-2/G-1 1982-07-30

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 WILSON County.

Well Details

Well Number: 2H
Max Depth: 9,000 ft
Drill Type: Horizontal
County: WILSON
District: 1
Operator: WILLIAMS CLAYTON W. JR.
Completed: 1982-07-11

Operator

Name: WILLIAMS, CLAYTON W., JR
Location: MIDLAND
P-5 Status: Inactive (filed 1991-12-23)
Total Permits: 589