42-317-37577

SHUT IN

ELLIS 36A

MARTIN County · District 8 · PIONEER NATURAL RES. USA INC. · SPRABERRY (TREND AREA)

Permits

1

Max Depth

11,350 ft

First Permit

2012-03-05

Latest Activity

2012-03-05

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2012-08-28

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2012-07

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 2,541 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
TOP UPPER SPRABERRY (Spraberry)6,834 ft-4,293 ft
TOP LOWER SPRABERRY (Spraberry)7,343 ft-4,802 ft
TOP OF DEAN (Dean)8,177 ft-5,636 ft
TOP OF WOLFCAMP (Wolfcamp)8,352 ft-5,811 ft
TOP OF STRAWN (Strawn)9,931 ft-7,390 ft
TOP OF MISSISSIPPIAN (Mississippian)10,148 ft-7,607 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 (5)

IntervalType
6,870–7,703 ftPerforated
8,204–8,340 ftPerforated
8,392–9,837 ftPerforated
9,943–10,043 ftPerforated
10,178–10,716 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"334 ft200 sx
5.5"10,929 ft1,440 sx

Permit History (1)

Applications (1)

#734413 A PIONEER NATURAL RES. USA, INC.
received 2012-02-22

Records & Logs

1 completion filing on record · 1 with log images at RRC.

W-2/G-1 2012-09-28 log on file
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 MARTIN County.

Well Details

Well Number
3
Max Depth
11,350 ft
Drill Type
Vertical
County
MARTIN
District
8
Completed
2012-08-28

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
15,416