42-235-33660

Final Completion

ROCKER B

IRION County · District 7 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA)

Permits

1

Max Depth

6,650 ft

First Permit

1997-05-22

Latest Activity

1997-05-22

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1997-11-25

Shut-In

Plugged

2010-12-28

!

EWA / Permit operator mismatch

Scheduling: PIONEER NATURAL RES. USA INC. ≠ Permit: PARKER & PARSLEY DEVELOPMENT L.P

Resolved via: productionPIONEER NATURAL RES. USA, INC.

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1997-04

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 (3) Elevation 2,438 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
TOP SPRBY4,992 ft-2,554 ft
TOP DEAN (Dean)6,198 ft-3,760 ft
BASE DEAN (Dean)6,341 ft-3,903 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 (4)

IntervalType
4,778–4,936 ftPerforated
5,360–5,412 ftPerforated
5,660–5,780 ftPerforated
6,168–6,259 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"591 ft400 sx
4.5"6,500 ft900 sx

Permit History (1)

Applications (1)

#462794 A PARKER & PARSLEY DEVELOPMENT L.P
received 1997-05-22

Records & Logs

2 completion filings on record · 1 with log images at RRC.

W-2/G-1 1997-12-29 log on file
W-2/G-1 1998-01-07
Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library 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 IRION County.

Well Details

Well Number
8NN
Max Depth
6,650 ft
Drill Type
Vertical
County
IRION
District
7
Completed
1997-11-25

Operator

Location
Y SPRING
P-5 Status
Active (filed 2025-08-01)
Cum Oil (all leases)
1,771,882,421 bbl
Cum Gas (all leases)
1,763,727,021 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits
15,400