42-417-36513

Final Completion

NAIL 149 B

SHACKELFORD County · District 7 · BLUFF CREEK PETROLEUM LLC · ROARK (TANNEHILL)

Permits

1

Max Depth

2,000 ft

First Permit

1985-08-30

Latest Activity

1985-08-30

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1986-12-29

Shut-In

Plugged

2022-07-15

!

EWA / Production operator mismatch

Scheduling: BLUFF CREEK PETROLEUM LLC ≠ Production: SNYDER DRILLING CORP. (reported 2021-09)

!

EWA / Permit operator mismatch

Scheduling: BLUFF CREEK PETROLEUM LLC ≠ Permit: CALOCO ENERGY, INC.

Resolved via: schedulingBLUFF CREEK PETROLEUM LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

H-1 Injection Plugged 2022-07-22 UIC #000060526 permitted 2020-02-21

Permitted Volume

540 bbl/d

Max Pressure

700 psi

Injection Interval

1,540–1,552 ft

Injected (12mo)

H-1 Injection Plugged 2022-07-22 UIC #000065873 permitted 1986-06-13

Permitted Volume

540 bbl/d

Max Pressure

700 psi

Injection Interval

1,550–1,552 ft

Injected (12mo)

Monthly injected volume (bbl, from H-10 filings through 2022-06-01)

Operator History

originally filed by CALOCO ENERGY, INC. — asset transferred

Lease Production

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

Formation Tops (5) Elevation 1,729 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
BASE DOTHAN1,218 ft+511 ft
TANNEHILL 1,432 ft+297 ft
TOP TANNEHILL (Tannehill)1,432 ft+297 ft
FLIPPEN1,550 ft+179 ft
TOP FLIPPEN1,550 ft+179 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
1,540–1,544 ftPerforated

Casing (1)

SizeSet DepthCement
4.5"1,761 ft190 sx

Permit History (1)

Applications (1)

#283728 A CALOCO ENERGY, INC.
received 1985-08-30

Records & Logs

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

W-2/G-1 1988-02-19
W-2/G-1 1986-02-04 log on file
W-2/G-1 1986-02-04 log on file
W-2/G-1 1986-02-04 log on file
W-2/G-1 1986-02-13

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 SHACKELFORD County.

Well Details

Well Number
1
Max Depth
2,000 ft
Drill Type
Vertical
District
7
Completed
1986-12-29

Operator

Location
ABILENE
P-5 Status
Active (filed 2026-05-11)
Cum Oil (all leases)
665,529 bbl
Cum Gas (all leases)
21,212 mcf
Activities
OPRS/O
Total Permits
116