← Wells

42-435-39374

SCHWIENNING

SUTTON County · District 7 · MEXTEX OPERATING COMPANY

Permits

2

Max Depth

3,999 ft

First Permit

2011-12-01

Latest Activity

2019-11-25

Lifespan

8 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

Operator History

Chain of Custody

OKIE CRUDE COMPANY 1993-1993→ OKIE CRUDE COMPANY I, LTD. 1993-1994→ WHITING PETROLEUM CORPORATION 1994-1995→ OKIE OPERATING COMPANY, LTD. 1995-1998→ SETEX OIL AND GAS COMPANY 1998-2004→ O.G.P. OPERATING, INC. 2004-2006→ MEXTEX OPERATING COMPANY 2006-2020→ ROCKING R INVESTMENTS, INC. 2020-2026

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 (7) Elevation 2,189 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
CISCO 2,112 ft+77 ft
CANYON SAND (Canyon)2,302 ft-113 ft
CISCO 2,712 ft-523 ft
CANYON 2800 (Canyon)2,742 ft-553 ft
CANYON 2800 LIME (Canyon)2,742 ft-553 ft
CANYON SAND (Canyon)2,800 ft-611 ft
STRAWN 3000 (Strawn)2,953 ft-764 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 ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section
✓ 42-435-39415 FT. TERRETT RANCH /CANYON LM/ U. · ROCKING R INVESTMENTS, INC.
0.6 mi
Leonard 1,800'Leonard 1,831'Wolfcamp 2,600'Wolfcamp 2,648'Canyon 2,731'Pennsylvanian —Strawn —
✓ 42-435-39384 FT TERRETT RANCH/CANYON LM/U. · ROCKING R INVESTMENTS, INC.
0.6 mi
Leonard 1,800'Cisco 2,111'Canyon 2,406'Wolfcamp 2,600'Canyon 2,660'Canyon 2,792'Strawn —Canyon —Pennsylvanian —
✓ 42-435-39429 FT. TERRETT RANCH/CANYON LM/ U. · ROCKING R INVESTMENTS, INC.
1.0 mi
Canyon —Leonard —Strawn —Pennsylvanian —Wolfcamp —
✓ 42-435-39417 HENRY, III · ROCKING R INVESTMENTS, INC.
1.0 mi
Strawn —Canyon —Leonard —Pennsylvanian —Wolfcamp —
✓ 42-435-39418 HENRY, III · ROCKING R INVESTMENTS, INC.
1.0 mi
Canyon —Leonard —Strawn —Pennsylvanian —Wolfcamp —
✓ 42-435-39419 FT. TERRETT RANCH /CANYON LM/ U. · ROCKING R INVESTMENTS, INC.
1.1 mi
Leonard 1,800'Wolfcamp 2,600'Canyon 2,846'Strawn —Pennsylvanian —
✓ 42-435-39416 ADAMS, P.E. & J.E · ROCKING R INVESTMENTS, INC.
1.7 mi
Leonard 1,800'Leonard 1,840'Wolfcamp 2,600'Wolfcamp 2,629'Canyon 2,744'Pennsylvanian —Strawn —
✓ 42-435-39414 ADAMS, P.E. & J.E. · ROCKING R INVESTMENTS, INC.
1.8 mi
Leonard 1,800'Leonard 1,820'Wolfcamp 2,600'Wolfcamp 2,654'Canyon 2,706'Canyon 2,741'Strawn —Pennsylvanian —

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 (3)

IntervalType
2,762–2,780 ftPerforated
2,762–2,885 ftPerforated
2,762–2,895 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"448 ft260 sx
5.5"3,060 ft290 sx

Permit History (2)

#859047 Recompletion

SCHWIENNING · 3,127 ft

2019-11-25

#729051 Drill Final Completion

FORT TERRETT RANCH/CANYON LM/U. · 3,999 ft

2011-12-01

Spud 2012-01-02

Applications (2)

#859047 A MEXTEX OPERATING COMPANY
received 2019-11-12
#729051 A MEXTEX OPERATING COMPANY
received 2011-11-29

Records & Logs

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

W-2/G-1 2025-08-29
W-2/G-1 2019-10-22
W-2/G-1 2020-05-22
W-2/G-1 2012-05-22 log on file
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.

Google Maps → Explorer Map →
Lat 30.500636
Lon -100.150880

Well Details

Well Number
321
Max Depth
3,999 ft
Drill Type
Vertical
County
SUTTON
District
7
Operator
MEXTEX OPERATING COMPANY

Operator

Location
AUSTIN
P-5 Status
Delinquent (filed 2019-07-08)
Cum Oil (all leases)
627,403 bbl
Cum Gas (all leases)
1,448,081 mcf
Total Permits
84