42-041-30790

Final Completion

MAHONEY-SHANNON

BRAZOS County · District 3 · CHENANGO OIL AND GAS CO.

Permits

Max Depth

9,300 ft

First Permit

1982-07-28

Latest Activity

1993-12-27

Lifespan

11 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

1997-06

Operator History

Chain of Custody

MABRY, F. C. 1993-1993→ CHENANGO OIL AND GAS CO. 1993-1994→ TEXAS STATE OIL CO. 1994-1996

Lease Production

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

Formation Tops (6) Elevation 285 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
AUSTIN CHALK	7,960 ft	-7,675 ft
WOODBINE A (Woodbine)	8,075 ft	-7,790 ft
WOODBINE B (Woodbine)	8,135 ft	-7,850 ft
WOODBINE C (Woodbine)	8,210 ft	-7,925 ft
BUDA	8,612 ft	-8,327 ft
GEORGETOWN	8,720 ft	-8,435 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
7,992–7,998 ft	Perforated
8,005–8,020 ft	Perforated
8,138–8,520 ft	Perforated
8,622–8,700 ft	Perforated

Casing (4)

Size	Set Depth	Cement
9.625"	3,545 ft	1,315 sx
2.375"	8,525 ft	—
2.375"	8,709 ft	—
5.5"	8,842 ft	—

Permit History (5)

#419455 Recompletion Final Completion

MAHONEY-SHANNON · 8,050 ft

1993-12-27

Spud 1994-12-07

#263171 Recompletion

SHANNON, MAHONEY · 8,789 ft

1984-12-31

#218652 Recompletion

MAHONEY-SHANNON · 8,789 ft

1983-10-26

#196424 Recompletion Final Completion

MAHONEY-SHANNON · 8,789 ft

1983-05-25

#167574 Drill Final Completion

SHANNON, MAHONEY · 9,300 ft

1982-07-28

Spud 1982-08-02

Applications (6)

#419455 A CHENANGO OIL AND GAS CO.

received 1993-12-17

#263171 A PENTA ENERGY CORPORATION

received 1984-12-31

#218652 A PENTA ENERGY CORPORATION

received 1983-10-17

#196424 A PENTA ENERGY CORPORATION

received 1983-08-22

#167574 A PENTA ENERGY CORPORATION

received 1982-07-28

#167574 A PENTA ENERGY CORPORATION

received 1982-07-26

Records & Logs

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

W-2/G-1 1995-01-27 log on file

W-2/G-1 1983-10-17

W-2/G-1 1982-09-16

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 BRAZOS County.

Well Details

Well Number: 1
Max Depth: 9,300 ft
Drill Type: Vertical
County: BRAZOS
District: 3
Operator: CHENANGO OIL AND GAS CO.

Operator

Name: CHENANGO OIL AND GAS CO
Location: GROVES
P-5 Status: Inactive (filed 1997-04-22)
Cum Oil (all leases): 34,948 bbl
Cum Gas (all leases): 2,493 mcf
Total Permits: 3