42-321-31367

Final Completion

HEFFELFINGER HEIRS

MATAGORDA County · District 3 · SANCHEZ-O BRIEN OIL & GAS CORP. · TIDEHAVEN (8450)

Permits

2

Max Depth

12,700 ft

First Permit

1984-01-31

Latest Activity

1985-04-01

Lifespan

1 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1985-04-03

Shut-In

Plugged

1986-08-20

Injection / Disposal

H-1 Injection Cancelled 2016-02-12 UIC #000105582 permitted 2012-08-28

Permitted Volume

1,000 bbl/d

Max Pressure

4,105 psi

Injection Interval

8,210–8,600 ft

Injected (12mo)

Formation Tops (2) Elevation 47 ft (DF)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
ANAHUAC SHALE (Anahuac)5,770 ft-5,723 ft
FRIO 6,760 ft-6,713 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)

IntervalType
8,402–8,412 ftPerforated
8,515–8,520 ftPerforated

Casing (2)

SizeSet DepthCement
10.75"2,703 ft335 sx
7.625"10,230 ft300 sx

Permit History (2)

Applications (3)

#273649 A SANCHEZ-O'BRIEN OIL & GAS CORP.
received 1985-04-01
#228016 A SANCHEZ-O'BRIEN OIL & GAS CORP.
received 1984-04-11
#228016 A SANCHEZ-O'BRIEN OIL & GAS CORP.
received 1984-01-31

Records & Logs

4 completion filings on record.

W-2/G-1 1985-04-12
W-2/G-1 1985-05-18
W-2/G-1 1984-04-24
W-2/G-1 1984-04-24

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 MATAGORDA County.

Well Details

Well Number
1
Max Depth
12,700 ft
Drill Type
Vertical
County
MATAGORDA
District
3
Completed
1985-04-03

Operator

Location
HOUSTON
P-5 Status
Inactive (filed 1997-08-14)
Cum Oil (all leases)
264,031 bbl
Cum Gas (all leases)
270,035,085 mcf
Total Permits
493