42-169-33601

INJECTION DirectionalSidetrack

JOHN UNIT WATERFLOOD

GARZA County · District 8 · CML EXPLORATION LLC · HAPPY (SPRABERRY LIME)

Permits

2

Max Depth

5,210 ft

First Permit

2000-07-27

Latest Activity

2000-07-27

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2000-08-22

Shut-In

Plugged

P-5 Org Status: Active

!

EWA / Permit operator mismatch

Scheduling: CML EXPLORATION LLC ≠ Permit: PATTERSON PETROLEUM, INC.

Resolved via: productionCML EXPLORATION, LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1999-09

Last Production

2026-07

Injection / Disposal

H-1 Injection Active UIC #000089368 permitted 2010-09-28

Permitted Volume

1,500 bbl/d

Max Pressure

2,435 psi

Injection Interval

4,870–5,060 ft

Injected (12mo)

142,790 bbl

Monthly injected volume (bbl, from H-10 filings through 2026-05-01)

Lease Production

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

Formation Tops (3) Elevation 2,402 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 1,330 ft+1,072 ft
SAN ANDRES 2,595 ft-193 ft
SPRABERRY 5,020 ft-2,618 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)

IntervalType
5,020–5,046 ftPerforated
5,050–5,060 ftPerforated

Casing (3)

SizeSet DepthCement
12.75"189 ft160 sx
8.625"3,530 ft800 sx
5.5"5,210 ft400 sx

Permit History (2)

Applications (2)

#497737 A PATTERSON PETROLEUM, INC.
received 2000-08-22
#497737 A PATTERSON PETROLEUM, INC.
received 2000-07-27

Records & Logs

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

W-2/G-1 2001-01-03 log on file
W-2/G-1 2001-03-06

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 GARZA County.

Well Details

Well Number
21S
Max Depth
5,210 ft
Drill Type
Directional, Sidetrack
County
GARZA
District
8
Completed
2000-08-22

Operator

Location
AUSTIN
P-5 Status
Active (filed 2025-10-20)
Cum Oil (all leases)
30,706,191 bbl
Cum Gas (all leases)
23,197,210 mcf
Activities
OPRS/G, OPRS/O
Total Permits
511