42-371-37334

Final Completion Horizontal

BLACKSTONE SLAUGHTER

PECOS County · District 7 · CIMAREX ENERGY CO. · SHEFFIELD SE (DEVONIAN)

Permits

Max Depth

10,500 ft

First Permit

2003-10-01

Latest Activity

2004-11-02

Lifespan

1 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2004-01-27

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: CIMAREX ENERGY CO. ≠ Production: ACORN OIL & GAS, LLC (reported 2022-11)

Resolved via: scheduling → CIMAREX ENERGY CO.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2004-01

Last Production

2026-07

Operator History

Chain of Custody

CIMAREX ENERGY CO. 2004-2019→ OVERSTREET, JAMIE L 2020-2021→ ACORN OIL & GAS, LLC 2022-2022

Lease Production

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

Formation Tops (6) Elevation 2,379 ft

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
QUEEN	1,692 ft	+687 ft
SAN ANDRES	2,035 ft	+344 ft
WOLFCAMP	5,490 ft	-3,111 ft
STRAWN	8,060 ft	-5,681 ft
PENN DETRITAL (Pennsylvanian)	8,203 ft	-5,824 ft
DEVONIAN	8,295 ft	-5,916 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
8,496–11,806 ft	Perforated

Casing (2)

Size	Set Depth	Cement
9.625"	1,795 ft	2,455 sx
7"	9,620 ft	585 sx

Permit History (2)

#536897 Drill Final Completion

BLACKSTONE SLAUGHTER · 10,500 ft

2004-11-02

Spud 2003-10-10

#536897 Drill Final Completion

BLACKSTONE SLAUGHTER · 10,500 ft

2003-10-01

Spud 2003-10-10

Applications (2)

#536897 A CIMAREX ENERGY CO.

received 2004-10-07

#536897 A CIMAREX ENERGY CO.

received 2003-09-26

Records & Logs

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

W-2/G-1 2017-11-17

W-2/G-1 2004-10-07 log on file

W-2/G-1 2005-11-07

Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library 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 PECOS County.

Well Details

Well Number: 319 H
Max Depth: 10,500 ft
Drill Type: Horizontal
County: PECOS
District: 7
Operator: CIMAREX ENERGY CO.
Completed: 2004-01-27

Operator

Name: CIMAREX ENGY CO
Location: MIDLAND
P-5 Status: Active (filed 2025-07-08)
Cum Oil (all leases): 36,303,872 bbl
Cum Gas (all leases): 2,470,222,456 mcf
Activities: G/PUR, GTHS/G
Total Permits: 2,082