42-321-31630

Final Completion

HEFFELFINGER

MATAGORDA County · District 3 · COASTLINE EXPLORATION INC. · TIDEHAVEN E. (9400)

Permits

2

Max Depth

9,700 ft

First Permit

1990-07-24

Latest Activity

1990-07-24

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1991-02-04

Shut-In

Plugged

1992-10-23

Lease Production

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

Formation Tops (3) Elevation 42 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
MIOCENE (Miocene (undifferentiated))2,115 ft-2,073 ft
FRIO 1ST (Frio)4,820 ft-4,778 ft
FRIO 9300' (Frio)9,210 ft-9,168 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)

IntervalType
9,520–9,544 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"2,023 ft705 sx
5.5"9,804 ft610 sx

Permit History (2)

Applications (2)

#375815 A COASTLINE EXPLORATION, INC.
received 1991-02-27
#375815 A COASTLINE EXPLORATION, INC.
received 1990-07-23

Records & Logs

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

W-2/G-1 1991-03-22 log on file
W-2/G-1 1991-04-08

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
9,700 ft
Drill Type
Vertical
County
MATAGORDA
District
3
Completed
1991-02-04

Operator

Location
STAFFORD
P-5 Status
Delinquent (filed 2014-02-10)
Cum Oil (all leases)
552,844 bbl
Cum Gas (all leases)
13,169,314 mcf
Activities
G/PUR, GTHS/G, OPRS/G
Total Permits
185