42-371-34938

Unperfed Completion Horizontal

YATES FIELD UNIT

PECOS County · District 8 · KINDER MORGAN PRODUCTION CO LLC

Permits

Max Depth

1,999 ft

First Permit

1984-05-09

Latest Activity

2014-09-04

Lifespan

30 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

MARATHON OIL COMPANY 1993-2003→ KINDER MORGAN SACROC LP 2003-2003→ KINDER MORGAN PRODUCTION CO LP 2003-2007→ KINDER MORGAN PRODUCTION CO LLC 2007-2026

Lease Production

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

Oil

production & DCA →

Formation Tops (6) Elevation 2,415 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
BASE CRETACEOUS (Base Cretaceous (marker))	434 ft	+1,981 ft
YATES (SMITH SAND) (Yates)	707 ft	+1,708 ft
SEVEN RIVERS	791 ft	+1,624 ft
QUEEN	1,162 ft	+1,253 ft
GRAYBURG	1,193 ft	+1,222 ft
SAN ANDRES	1,222 ft	+1,193 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
1,266–1,296 ft	Perforated
1,308–1,968 ft	Perforated

Casing (3)

Size	Set Depth	Cement
13.375"	612 ft	610 sx
9.625"	965 ft	375 sx
7"	1,375 ft	290 sx

Permit History (4)

#791619 Recompletion Unperfed Completion

YATES FIELD UNIT · 1,999 ft

2014-09-04

Spud 2014-11-03

#708070 Recompletion

YATES FILED UNIT · 1,999 ft

2011-02-23

#534863 Recompletion Final Completion

YATES FIELD UNIT · 1,999 ft

2003-08-05

Spud 2003-08-12

#238118 Drill Final Completion

YATES FIELD UNIT · 1,413 ft

1984-05-09

Applications (4)

#791619 A KINDER MORGAN PRODUCTION CO LLC

received 2014-07-14

#708070 A KINDER MORGAN PRODUCTION CO LLC

received 2011-01-06

#534863 A MARATHON OIL COMPANY

received 2003-08-01

#238118 A MARATHON OIL COMPANY

received 1984-05-08

Records & Logs

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

W-2/G-1 2015-01-13 log on file

W-2/G-1 2009-09-11 log on file

W-2/G-1 1984-12-14

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 PECOS County.

Well Details

Well Number: 21D21
Max Depth: 1,999 ft
Drill Type: Horizontal
County: PECOS
District: 8
Operator: KINDER MORGAN PRODUCTION CO LLC

Operator

Name: KINDER MORGAN PROD CO LLC
Location: MIDLAND
P-5 Status: Active (filed 2026-02-24)
Cum Oil (all leases): 343,624,931 bbl
Cum Gas (all leases): 22,507,699 mcf
Activities: CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
Total Permits: 2,618