42-013-32523

Final Completion

DIAMOND HEAD

ATASCOSA County · District 1 · STO OPERATING COMPANY · C.J.P. (REEF)

RRC Lookup

Permits

Max Depth

2,500 ft

First Permit

1984-01-20

Latest Activity

1984-01-20

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1984-02-13

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: STO OPERATING COMPANY ≠ Production: CALK, ROGER D. (reported 2025-12)

EWA / Permit operator mismatch

Scheduling: STO OPERATING COMPANY ≠ Permit: CHASE-MANN PETROLEUM INCORP.

Resolved via: production → CALK, ROGER D.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-03

Operator History

Chain of Custody

CHASE-MANN PETROLEUM INCORP. 1997-1997→ PROPERTY DEVELOPMENT GROUP, INC. 1998-2004→ HORIZON RIDGE OIL COMPANY 2004-2008→ STO OPERATING COMPANY 2008-2009→ CALK, ROGER D. 2010-2025

Lease Production

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

Oil

production & DCA →

Permit History (1)

#227001 Drill Final Completion

DIAMOND HEAD · 2,500 ft

1984-01-20

Spud 1984-02-03

Permit Applications (2)

#227001 A CHASE-MANN PETROLEUM INCORP.

received 1984-01-25

#227001 A CHASE-MANN PETROLEUM INCORP.

received 1984-01-20

Well Details

Well Number: 2
Max Depth: 2,500 ft
Drill Type: Vertical
County: ATASCOSA
District: 1
Operator: STO OPERATING COMPANY
Completed: 1984-02-13

Operator

Name: STO OPER CO
Location: SAN ANTONIO
P-5 Status: Y (filed 2010-02-05)
Cum Oil (all leases): 307,204 bbl
Cum Gas (all leases): 102,212 mcf
Total Permits: 13

External Links

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