42-127-32672

Final Completion Horizontal

H. E. STUMBERG, JR.

DIMMIT County · District 1 · CHOYA OPERATING, LLC

Permits

Max Depth

20,000 ft

First Permit

1985-07-09

Latest Activity

2013-04-12

Lifespan

28 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

1991-11-21

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2013-09

Last Production

2026-07

Injection / Disposal

DIMMIT County disposal market →

W-14 Disposal Active UIC #000108047 permitted 2017-08-30

Permitted Volume

30,000 bbl/d

Max Pressure

4,000 psi

Injection Interval

8,600–9,975 ft

Injected (12mo)

1,607,202 bbl

Monthly injected volume (bbl, from H-10 filings through 2026-03-01)

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 (3) Elevation 620 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
AUSTIN CHALK	4,900 ft	-4,280 ft
GEORGTOWN	6,236 ft	-5,616 ft
EAGLEFORD (Eagle Ford)	10,200 ft	-9,580 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 (1)

Interval	Type
8,677–9,975 ft	Perforated

Casing (4)

Size	Set Depth	Cement
16"	3,620 ft	3,105 sx
8.625"	7,100 ft	1,270 sx
11.75"	12,577 ft	4,200 sx
7.75"	19,083 ft	2,650 sx

Permit History (4)

#760399 Reenter Final Completion

H. E. STUMBERG, JR. · 10,500 ft

2013-04-12

Spud 2013-04-19

#372813 Other Plug Dry Hole (P&A)

H. E. STUMBERG UNIT · 6,800 ft

1990-04-30

#372813 Other

WELDER UNIT #1 · 6,800 ft

1990-04-30

#279773 Drill Plug Dry Hole (P&A)

STUMBERG, H. E. JR. · 20,000 ft

1985-07-09

Spud 1985-08-05

Applications (4)

#760399 A CHOYA OPERATING, LLC

received 2013-04-10

#372813 A WELDER EXPLORATION, INC.

received 1990-05-04

#372813 A WELDER EXPLORATION, INC.

received 1990-04-30

#279773 A AMOCO PRODUCTION COMPANY

received 1985-07-08

Records & Logs

1 completion filing on record.

W-2/G-1 2013-10-15

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 DIMMIT County.

Well Details

Well Number: 1
Max Depth: 20,000 ft
Drill Type: Horizontal
County: DIMMIT
District: 1
Operator: CHOYA OPERATING, LLC

Operator

Name: CHOYA OPER, LLC
Location: AUSTIN
P-5 Status: Active (filed 2026-02-12)
Cum Oil (all leases): — bbl
Cum Gas (all leases): — mcf
Activities: OPRS/O
Total Permits: 17