42-135-34656

Final Completion

SOUTH COWDEN UNIT

ECTOR County · District 8 · CONOCOPHILLIPS COMPANY · COWDEN SOUTH

Permits

1

Max Depth

4,825 ft

First Permit

1984-10-02

Latest Activity

1984-10-02

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2010-02-25

Shut-In

Plugged

2023-04-19

!

EWA / Permit operator mismatch

Scheduling: CONOCOPHILLIPS COMPANY ≠ Permit: PHILLIPS OIL COMPANY

Resolved via: productionCONOCOPHILLIPS COMPANY

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

H-1 Injection Plugged 2023-10-02 UIC #000084618 permitted 1996-04-30

Permitted Volume

2,000 bbl/d

Max Pressure

1,800 psi

Injection Interval

4,380–4,775 ft

Injected (12mo)

Lease Production

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

Formation Tops (14) Elevation 2,930 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
CHINLE140 ft+2,790 ft
CHINLE190 ft+2,740 ft
SANTA ROSA 693 ft+2,237 ft
DEWEY LAKE972 ft+1,958 ft
RUSTLER 1,645 ft+1,285 ft
RUSTLER 1,650 ft+1,280 ft
YATES 2,958 ft-28 ft
YATES 2,980 ft-50 ft
GRAYBURG 4,157 ft-1,227 ft
GRAYBURG 4,230 ft-1,300 ft
SAN ANDRES 4,530 ft-1,600 ft
COWDEN SAND4,560 ft-1,630 ft
COWDEN, SAND4,560 ft-1,630 ft
SAN ANDRES 4,580 ft-1,650 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 (4)

IntervalType
4,450–4,582 ftPerforated
4,550–4,582 ftPerforated
4,590–4,668 ftPerforated
4,682–4,696 ftPerforated

Casing (3)

SizeSet DepthCement
8.625"365 ft300 sx
5.5"4,764 ft900 sx
5.5"4,775 ft900 sx

Permit History (1)

Applications (1)

#253174 A PHILLIPS OIL COMPANY
received 1984-09-21

Records & Logs

4 completion filings on record.

W-2/G-1 2010-06-30
W-2/G-1 1997-02-05
W-2/G-1 1984-12-04
W-2/G-1 1984-12-20
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 ECTOR County.

Well Details

Well Number
221
Max Depth
4,825 ft
Drill Type
Vertical
County
ECTOR
District
8
Completed
2010-02-25

Operator

Location
MIDLAND
P-5 Status
Active (filed 2026-02-03)
Cum Oil (all leases)
82,638,100 bbl
Cum Gas (all leases)
2,799,661,718 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits
3,280