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CHALK OTIS

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

Permits

2

Max Depth

3,200 ft

First Permit

1996-10-22

Latest Activity

1996-10-22

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1998-01-21

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

Lease Production

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

Formation Tops (6) Elevation 2,650 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 1,379 ft+1,271 ft
7-RIVERS (Seven Rivers)1,476 ft+1,174 ft
QUEEN 1,657 ft+993 ft
GRAYBURG 1,908 ft+742 ft
SAN ANDRES 2,223 ft+427 ft
GLORIETA 2,809 ft-159 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 (1)

IntervalType
2,875–3,260 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"366 ft275 sx
5.5"3,361 ft650 sx

Permit History (2)

Applications (2)

#452618 A WESTPORT OIL AND GAS COMPANY INC
received 1998-05-04
#452618 A WESTPORT OIL AND GAS COMPANY INC
received 1996-09-13

Records & Logs

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

W-2/G-1 1998-04-23 log on file
W-2/G-1 1998-04-23 log on file
W-2/G-1 1998-07-30

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
1317
Max Depth
3,200 ft
Drill Type
Vertical
County
HOWARD
District
8
Completed
1998-01-21

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
9,664