42-115-32264

Final Completion

SOUTH WELCH UNIT

DAWSON County · District 8 · OXY USA WTP EOR LLC · WELCH

Permits

1

Max Depth

5,000 ft

First Permit

1985-05-29

Latest Activity

1985-05-29

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1982-08-22

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: CITIES SERVICE OIL & GAS CORP.

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 Active UIC #000060011 permitted 1993-04-07

Permitted Volume

850 bbl/d

Max Pressure

2,225 psi

Injection Interval

4,450–6,250 ft

Injected (12mo)

10,822 bbl

Monthly injected volume (bbl, from H-10 filings through 2025-08-01)

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 (2) Elevation 3,088 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SAN ANDRES 4,503 ft-1,415 ft
SAN ANDRES 4,893 ft-1,805 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
4,893–4,973 ftPerforated

Casing (3)

SizeSet DepthCement
8.625"2,011 ft1,000 sx
5.5"4,992 ft1,150 sx
5.5"4,993 ft1,150 sx

Permit History (1)

Applications (2)

#276380 A CITIES SERVICE OIL & GAS CORP.
received 1985-08-30
#276380 A CITIES SERVICE OIL & GAS CORP.
received 1985-05-28

Records & Logs

5 completion filings on record.

W-2/G-1 2023-11-22
W-2/G-1 1987-06-26
W-2/G-1 1985-08-29
W-2/G-1 1985-08-29
W-2/G-1 1985-10-01
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 DAWSON County.

Well Details

Well Number
216
Max Depth
5,000 ft
Drill Type
Vertical
County
DAWSON
District
8
Completed
1982-08-22

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