42-135-32726

WEST GRAYBURG UNIT

ECTOR County · District 8 · AMOCO PRODUCTION COMPANY

Permits

1

Max Depth

4,500 ft

First Permit

1977-07-29

Latest Activity

1977-07-29

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

Shut-In

Plugged

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

H-1 Injection Active UIC #000011785 permitted 2023-11-15

Permitted Volume

1,000 bbl/d

Max Pressure

1,000 psi

Injection Interval

3,811–4,300 ft

Injected (12mo)

7,680 bbl

Monthly injected volume (bbl, from H-10 filings through 2025-11-01)

Lease Production

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

Formation Tops (6) Elevation 2,975 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
RUSTLER 1,618 ft+1,357 ft
TANSILL 2,604 ft+371 ft
YATES 2,730 ft+245 ft
SEVEN RIVERS 2,975 ft0 ft
GRAYBURG 3,856 ft-881 ft
SAN ANDRES 4,213 ft-1,238 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 (2)

IntervalType
3,860–4,300 ftPerforated
3,860–4,300 ftOpen hole

Casing (3)

SizeSet DepthCement
8.625"214 ft250 sx
8.625"236 ft250 sx
5.5"3,811 ft700 sx

Permit History (1)

Applications (1)

#4265 A AMOCO PRODUCTION COMPANY
received 1977-07-29

Records & Logs

2 completion filings on record.

W-2/G-1 2022-07-21
W-2/G-1 1977-11-09
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.

No GPS coordinates yet

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in ECTOR County.

Well Details

Well Number
29
Max Depth
4,500 ft
Drill Type
Vertical
County
ECTOR
District
8

Operator

Location
HOUSTON
P-5 Status
Inactive (filed 2015-06-29)
Cum Oil (all leases)
193,446,571 bbl
Cum Gas (all leases)
700,639,245 mcf
Total Permits
7,201