42-227-35716

Y

CHALK OTIS

HOWARD County · District 8 · APACHE CORPORATION · HOWARD-GLASSCOCK (GLORIETA)

Permits

1

Max Depth

3,400 ft

First Permit

2001-06-07

Latest Activity

2001-06-07

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2002-01-23

Shut-In

Plugged

!

EWA / Permit operator mismatch

Scheduling: APACHE CORPORATION ≠ Permit: WESTPORT OIL AND GAS COMPANY INC

Resolved via: productionAPACHE CORPORATION

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

H-1 Injection Active UIC #000091749 permitted 2025-05-16

Permitted Volume

1,500 bbl/d

Max Pressure

1,050 psi

Injection Interval

2,150–2,700 ft

Injected (12mo)

H-1 Injection Active UIC #000091750 permitted 2025-05-16

Permitted Volume

1,500 bbl/d

Max Pressure

1,050 psi

Injection Interval

2,700–3,400 ft

Injected (12mo)

Monthly injected volume (bbl, from H-10 filings through 2025-12-01)

Lease Production

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

Formation Tops (5) Elevation 2,692 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 1,408 ft+1,284 ft
SEVEN RIVERS 1,499 ft+1,193 ft
QUEEN 1,678 ft+1,014 ft
SAN ANDRES 2,188 ft+504 ft
GLORIETA 2,836 ft-144 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
2,190–2,594 ftPerforated
2,888–3,150 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"363 ft350 sx
7"3,400 ft465 sx

Permit History (1)

Applications (1)

#509518 A WESTPORT OIL AND GAS COMPANY INC
received 2001-05-29

Records & Logs

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

W-2/G-1 2017-05-09
W-2/G-1 2015-08-03
W-2/G-1 2002-02-28 log on file
W-2/G-1 2002-02-28 log on file
W-2/G-1 2002-05-22

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 HOWARD County.

Well Details

Well Number
20W
Max Depth
3,400 ft
Drill Type
Vertical
County
HOWARD
District
8
Completed
2002-01-23

Operator

Location
HOUSTON
P-5 Status
Active (filed 2025-12-03)
Cum Oil (all leases)
615,928,793 bbl
Cum Gas (all leases)
2,702,742,169 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits
9,662