42-135-30322

Final Completion

HARPER DEVONIAN UNIT

ECTOR County · District 8 · OXY USA WTP EOR LLC · HARPER (DEVONIAN)

Permits

1

Max Depth

10,406 ft

First Permit

2019-12-17

Latest Activity

2019-12-17

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1970-06-23

Shut-In

Plugged

!

EWA / Production operator mismatch

Scheduling: OXY USA WTP EOR LLC ≠ Production: OXY USA WTP LP (reported 2026-04)

!

EWA / Permit operator mismatch

Scheduling: OXY USA WTP EOR LLC ≠ Permit: OXY USA WTP LP

Resolved via: productionOXY USA WTP LP

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

H-1 Injection Cancelled 2020-01-08 UIC #000015174 permitted 1990-12-13

Permitted Volume

2,000 bbl/d

Max Pressure

6,500 psi

Injection Interval

10,080–10,304 ft

Injected (12mo)

Monthly injected volume (bbl, from H-10 filings through 2018-10-01)

Seismicity: no M2+ earthquakes recorded within 10 km in the last 24 months · TexNet catalog

Operator History

Chain of Custody

Lease Production

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

Formation Tops (6) Elevation 3,130 ft (DF)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 2,610 ft+520 ft
SA - GRBG4,020 ft-890 ft
SA-GRBG4,020 ft-890 ft
GLORIETTA (Glorieta)5,172 ft-2,042 ft
STRAWN 8,632 ft-5,502 ft
DEVONIAN 9,985 ft-6,855 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 ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section
42-135-43537 PARKER MINERALS 9J · SHERIDAN PRODUCTION COMPANY, LLC
3.8 mi
Holt Tubb Santa Rosa Clear Fork Grayburg Yates San Andres Seven Rivers Glorieta Queen
42-135-43536 PARKER MINERALS 9K · SHERIDAN PRODUCTION COMPANY, LLC
3.8 mi
Yates 2,697'Queen 3,602'Grayburg 3,897'San Andres 4,149'Tubb Santa Rosa Clear Fork Seven Rivers Glorieta Holt
42-135-43527 PARKER MINERALS 8 · SHERIDAN PRODUCTION COMPANY, LLC
4.0 mi
Yates 2,666'Queen 3,634'Grayburg 3,896'San Andres 4,136'Seven Rivers Holt Santa Rosa Glorieta Tubb Clear Fork
42-135-43526 PARKER MINERALS 8 · SHERIDAN PRODUCTION COMPANY, LLC
4.0 mi
Yates 2,666'Queen 3,622'Grayburg 3,887'San Andres 4,124'Seven Rivers Clear Fork Santa Rosa Glorieta Holt Tubb
42-135-43559 PARKER MINERALS 8 · SHERIDAN PRODUCTION COMPANY, LLC
4.0 mi
Yates 2,689'Seven Rivers 2,949'Queen 3,665'Grayburg 3,878'San Andres 4,119'Clear Fork Tubb Santa Rosa Holt Glorieta
42-135-43558 PARKER MINERALS 8 · SHERIDAN PRODUCTION COMPANY, LLC
4.0 mi
Yates 2,695'Seven Rivers 2,949'Queen 3,668'Grayburg 3,874'San Andres 4,122'Glorieta Holt Tubb Santa Rosa Clear Fork
42-135-43560 PARKER MINERALS 8B · SHERIDAN PRODUCTION COMPANY, LLC
4.1 mi
Yates 2,694'Seven Rivers 2,946'Queen 3,662'Grayburg 3,889'San Andres 4,124'Glorieta Tubb Santa Rosa Clear Fork Holt
42-135-43561 PARKER MINERALS 8A · SHERIDAN PRODUCTION COMPANY, LLC
4.1 mi
Seven Rivers 2,651'Yates 2,673'Queen 3,655'Grayburg 3,884'San Andres 4,122'Devonian CONNELL Glorieta Ellenburger Holt Tubb Pennsylvanian +4 more

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, including this one).

Perforations (2)

IntervalType
10,028–10,129 ftPerforated
10,080–10,304 ftPerforated

Casing (4)

SizeSet DepthCement
13.375"346 ft375 sx
13.375"346 ft375 sx
8.625"5,098 ft2,200 sx
5.5"10,406 ft1,050 sx

Permit History (1)

Applications (1)

#859915 A OXY USA WTP LP
received 2019-12-11

Records & Logs

3 completion filings on record.

W-2/G-1 2025-11-13
W-2/G-1 2019-04-25
W-2/G-1 1970-07-09
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.

Lat 31.781725
Lon -102.566057

Well Details

Well Number
1711
Max Depth
10,406 ft
Drill Type
Vertical
County
ECTOR
District
8
Completed
1970-06-23

Operator

Location
HOUSTON
P-5 Status
Active (filed 2026-01-07)
Cum Oil (all leases)
— bbl
Cum Gas (all leases)
— mcf
Activities
OPRS/G, OPRS/O