42-481-33207

HARFST, G. H.

WHARTON County · District 3 · SAMSON LONE STAR LP

Permits

2

Max Depth

7,150 ft

First Permit

1988-11-07

Latest Activity

2000-06-29

Lifespan

12 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

Shut-In

Plugged

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2001-05

Lease Production

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

Formation Tops (4) Elevation 123 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
MIOCENE (Miocene (undifferentiated))2,160 ft-2,037 ft
CATAHOULA 2,880 ft-2,757 ft
FRIO 3,450 ft-3,327 ft
YEGUA 6,350 ft-6,227 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
4,358–4,361 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"523 ft265 sx
2.875"4,993 ft1,628 sx

Permit History (2)

Applications (2)

#496728 A SAMSON LONE STAR LP
received 2000-06-29
#353008 A GEODOMINION PETROLEUM
received 1988-11-04

Records & Logs

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

W-2/G-1 1989-01-11 log on file
W-2/G-1 1989-01-19

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 WHARTON County.

Well Details

Well Number
4A
Max Depth
7,150 ft
Drill Type
Vertical
County
WHARTON
District
3

Operator

Location
TULSA
P-5 Status
Inactive (filed 2006-12-29)
Cum Oil (all leases)
6,699,785 bbl
Cum Gas (all leases)
802,711,411 mcf
Total Permits
1,644