42-105-42057

INJECTION

HALFF 66

CROCKETT County · District 7 · CLARK OIL CO. · NOELKE (CLEAR FORK)

Permits

1

Max Depth

8,000 ft

First Permit

2014-06-09

Latest Activity

2014-06-09

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2016-03-02

Shut-In

Plugged

P-5 Org Status: Active

!

EWA / Production operator mismatch

Scheduling: CLARK OIL CO. ≠ Production: RELIANCE ENERGY, INC. (reported 2016-03)

!

EWA / Permit operator mismatch

Scheduling: CLARK OIL CO. ≠ Permit: RELIANCE ENERGY, INC.

Resolved via: schedulingCLARK OIL CO.

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2014-11

Last Production

2026-07

Injection / Disposal

W-14 Disposal Active UIC #000114264 permitted 2016-09-07

Permitted Volume

5,000 bbl/d

Max Pressure

890 psi

Injection Interval

1,780–2,045 ft

Injected (12mo)

11,213 bbl

Monthly injected volume (bbl, from H-10 filings through 2025-06-01)

Operator History

originally filed by RELIANCE ENERGY, INC. — asset transferred

Lease Production

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

Formation Tops (8) Elevation 2,214 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
QUEEN 1,173 ft+1,041 ft
SAN ANDRES 1,576 ft+638 ft
LEONARD 2,267 ft-53 ft
WOLFCAMP 4,212 ft-1,998 ft
STRAWN 5,849 ft-3,635 ft
ELLENBURGER 6,694 ft-4,480 ft
CANYON
DEVONIAN

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
1,780–2,045 ftPerforated
2,938–3,508 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"507 ft510 sx
8.625"2,358 ft561 sx
5.5"7,050 ft720 sx

Permit History (1)

Applications (1)

#786122 A RELIANCE ENERGY, INC.
received 2014-05-02

Records & Logs

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

W-2/G-1 2017-04-21 log on file
W-2/G-1 2017-03-07
W-2/G-1 2016-09-14
W-2/G-1 2015-05-20 log on file
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 CROCKETT County.

Well Details

Well Number
1
Max Depth
8,000 ft
Drill Type
Vertical
County
CROCKETT
District
7
Operator
CLARK OIL CO.
Completed
2016-03-02

Operator

Location
DALLAS
P-5 Status
Active (filed 2025-10-14)
Cum Oil (all leases)
852,469 bbl
Cum Gas (all leases)
93 mcf
Activities
OPRS/G, OPRS/O