← Wells

42-329-43014

Horizontal

ULVESTAD-BIRKHEAD E20J

MIDLAND County · District 10 · PIONEER NATURAL RES. USA, INC.

Permits

1

Max Depth

10,450 ft

First Permit

2019-01-02

Latest Activity

2019-01-02

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

Formation Tops

No tops on file for this well. Formation tops come from W-2/G-1 completion filings — this well has none yet, which is normal for permits that were never drilled, dry holes plugged without a filing, or wells completed before digital records. The nearest completed wells below show what to expect at this location.

Check this well's filings at RRC ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported — this well has no filings of its own yet.

Cross-section
✓ 42-329-46081 CASS-ERNEST E20J · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,141'Rustler 1,752'Yates 2,782'Seven Rivers 3,092'Queen 3,884'Grayburg 4,420'San Andres 4,626'Clear Fork 6,993'Spraberry 7,841'Spraberry —Glorieta —Strawn — +4 more
✓ 42-329-43007 CASS-ERNEST E20R · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,141'Rustler 1,752'Yates 2,786'Seven Rivers 3,090'Queen 3,885'Grayburg 4,417'San Andres 4,601'Clear Fork 6,988'Spraberry 7,837'Glorieta —
✓ 42-329-42631 ULVESTAD-BIRKHEAD E20I · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,115'Yates 2,803'Seven Rivers 3,030'Queen 3,858'Grayburg 4,495'San Andres 6,102'Clear Fork 6,992'Spraberry 7,865'Spraberry 9,166'Glorieta —
✓ 42-329-46082 CASS-ERNEST E20L · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,141'Rustler 1,752'Yates 2,787'Seven Rivers 3,088'Queen 3,887'Grayburg 4,416'San Andres 4,602'Clear Fork 6,991'Spraberry 7,842'Canyon —Strawn —Wolfcamp — +4 more
✓ 42-329-42630 ULVESTAD-BIRKHEAD E20H · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,115'Yates 2,795'Seven Rivers 3,071'Queen 3,855'Grayburg 4,489'San Andres 4,672'Clear Fork 7,014'Spraberry 7,868'Spraberry 9,169'Glorieta —
✓ 42-329-42621 ULVESTAD-BIRKHEAD E20G · PIONEER NATURAL RES. USA, INC.
0.0 mi
Santa Rosa 1,115'Yates 2,798'Seven Rivers 3,026'Queen 3,852'Grayburg 4,506'San Andres 4,672'Clear Fork 7,017'Spraberry 7,865'Spraberry 9,163'Glorieta —
✓ 42-329-42632 CASS-ERNEST E20M · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 1,133'Yates 2,793'Seven Rivers 3,093'Queen 3,849'Grayburg 4,404'San Andres 4,667'Clear Fork 7,001'Spraberry 7,848'Spraberry 8,769'Glorieta —
✓ 42-329-42633 CASS-ERNEST E20N · PIONEER NATURAL RES. USA, INC.
0.1 mi
Santa Rosa 1,136'Yates 2,790'Seven Rivers 3,102'Queen 3,859'Grayburg 4,415'San Andres 4,671'Clear Fork 6,995'Spraberry 7,849'Spraberry 9,173'Glorieta —

Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section).

Permit History (1)

#847926 Drill

ULVESTAD-BIRKHEAD E20J · 10,450 ft

2019-01-02

Applications (1)

#847926 A PIONEER NATURAL RES. USA, INC.
received 2018-12-18

Records & Logs

No W-2/G-1 filings on record in the RRC wellbore file for this well.

Completion packets + logs ↗ Wellbore filings ↗

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.

Google Maps → Explorer Map →
Lat 31.926634
Lon -102.099367

Well Details

Well Number
10H
Max Depth
10,450 ft
Drill Type
Horizontal
County
MIDLAND
District
10
Operator
PIONEER NATURAL RES. USA, INC.

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
15,401