42-303-30904

Final Completion

(IRELAND) CRISWELL

LUBBOCK County · District 8 · ZEPHYR PETROLEUM COMPANY · ROBERTSON-ZEPHYR (CLEARFORK)

Permits

1

Max Depth

5,600 ft

First Permit

1983-03-10

Latest Activity

1983-03-10

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1983-05-13

Shut-In

Plugged

!

EWA / Production operator mismatch

Scheduling: ZEPHYR PETROLEUM COMPANY ≠ Production: TEXLAND PETROLEUM, L.P. (reported 2026-04)

Resolved via: productionTEXLAND PETROLEUM, L.P.

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

H-1 Injection Active UIC #000056375 permitted 2008-07-29

Permitted Volume

700 bbl/d

Max Pressure

2,000 psi

Injection Interval

5,000–5,840 ft

Injected (12mo)

169,367 bbl

Monthly injected volume (bbl, from H-10 filings through 2026-03-01)

Lease Production

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

Formation Tops (8) Elevation 3,253 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SAN ANDRES 3,344 ft-91 ft
ST PATRICK DOLOMITE4,636 ft-1,383 ft
ST. PATRICK DOLOMITE4,636 ft-1,383 ft
GLORIETA 4,693 ft-1,440 ft
GLORIETTA (Glorieta)4,693 ft-1,440 ft
U CLEARFORK4,787 ft-1,534 ft
U. CLEARFORK4,787 ft-1,534 ft
ROBERTSON ZEPHYR CF4,993 ft-1,740 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
4,996–5,467 ftPerforated
5,320–5,640 ftPerforated

Casing (3)

SizeSet DepthCement
8.625"485 ft288 sx
2.375"5,489 ft
4.5"5,550 ft700 sx

Permit History (1)

Applications (1)

#188060 A ZEPHYR PETROLEUM COMPANY
received 1983-03-10

Records & Logs

6 completion filings on record.

W-2/G-1 2021-11-16
W-2/G-1 1986-12-19
W-2/G-1 1983-06-27
W-2/G-1 1983-06-27
W-2/G-1 1985-01-19
W-2/G-1 1983-06-27

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 LUBBOCK County.

Well Details

Well Number
2122
Max Depth
5,600 ft
Drill Type
Vertical
County
LUBBOCK
District
8
Completed
1983-05-13

Operator

Location
FORT WORTH
P-5 Status
Inactive (filed 1991-09-06)
Total Permits
28