42-409-32185

Final Completion

HARTZENDORF ERIC

SAN PATRICIO County · District 4 · RESERVE OPERATING CORP. · MATHIS E. (HARTZ 4250 SAND)

Permits

Max Depth

5,854 ft

First Permit

1987-06-25

Latest Activity

1995-04-18

Lifespan

8 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1995-03-23

Shut-In

—

Plugged

1999-12-09

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

1999-12

Lease Production

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

Formation Tops (2) Elevation 124 ft (KB)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
GRETA	3,400 ft	-3,276 ft
SINTON	4,460 ft	-4,336 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)

Interval	Type
4,329–4,333 ft	Perforated
5,513–5,518 ft	Perforated

Casing (2)

Size	Set Depth	Cement
8.625"	335 ft	170 sx
2.875"	5,703 ft	1,140 sx

Permit History (2)

#434748 Recompletion Final Completion

HARTZENDORF, ERIC · 5,854 ft

1995-04-18

Spud 1995-03-21

#331893 Drill Final Completion

HARTZENDORF, ERIC · 5,850 ft

1987-06-25

Applications (2)

#434748 A RESERVE OPERATING CORP.

received 1995-04-11

#331893 A SOUTHERN ROYALTY INC.

received 1987-06-22

Records & Logs

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

W-2/G-1 1995-05-01 log on file

W-2/G-1 1995-05-03

W-2/G-1 1987-07-23 log on file

W-2/G-1 1987-08-01

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 SAN PATRICIO County.

Well Details

Well Number: 1
Max Depth: 5,854 ft
Drill Type: Vertical
County: SAN PATRICIO
District: 4
Operator: RESERVE OPERATING CORP.
Completed: 1995-03-23

Operator

Name: RESERVE OPER CORP
Location: HOUSTON
P-5 Status: Active (filed 2025-07-02)
Cum Oil (all leases): 1,282,693 bbl
Cum Gas (all leases): 1,844,078 mcf
Activities: CSGD/P, G/PUR, OPRS/O
Total Permits: 24