42-227-10953

Final Completion

CHALK -A-

HOWARD County · District 8 · CIMAREX ENERGY CO. OF COLORADO · HOWARD GLASSCOCK

Permits

1

Max Depth

4,000 ft

First Permit

1998-01-16

Latest Activity

1998-01-16

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1998-03-04

Shut-In

Plugged

!

EWA / Production operator mismatch

Scheduling: CIMAREX ENERGY CO. OF COLORADO ≠ Production: GRAYROCK ENERGY II, LLC (reported 2026-04)

!

EWA / Permit operator mismatch

Scheduling: CIMAREX ENERGY CO. OF COLORADO ≠ Permit: VISTA RESOURCES, INC. (A)

Resolved via: productionGRAYROCK ENERGY II, LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

H-1 Injection Active UIC #000088053 permitted 2001-05-04

Permitted Volume

1,000 bbl/d

Max Pressure

1,000 psi

Injection Interval

2,200–3,200 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 (3) Elevation 2,654 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
7 RIVERS (Seven Rivers)1,458 ft+1,196 ft
QUEENS1,664 ft+990 ft
SAN ANDRES 2,200 ft+454 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
2,822–3,070 ftPerforated
2,822–3,133 ftPerforated

Casing (3)

SizeSet DepthCement
8.625"266 ft130 sx
5.5"2,486 ft235 sx
3.5"3,210 ft315 sx

Permit History (1)

Applications (1)

#472002 A VISTA RESOURCES, INC. (A)
received 1998-01-09

Records & Logs

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

W-2/G-1 2021-07-29
W-2/G-1 1998-07-29 log on file
W-2/G-1 1998-07-29 log on file
W-2/G-1 2006-05-17
W-2/G-1 1968-12-03

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
15
Max Depth
4,000 ft
Drill Type
Vertical
County
HOWARD
District
8
Completed
1998-03-04

Operator

Location
MIDLAND
P-5 Status
Delinquent (filed 2025-04-28)
Cum Oil (all leases)
23,631,926 bbl
Cum Gas (all leases)
190,164,266 mcf
Activities
OPRS/G, OPRS/O
Total Permits
476