42-501-32278

INJECTION

ROBERTS UNIT

YOAKUM County · District 8 · HILCORP ENERGY COMPANY · WASSON

Permits

1

Max Depth

5,350 ft

First Permit

1982-08-09

Latest Activity

1982-08-09

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2024-04-16

Shut-In

Plugged

P-5 Org Status: X

!

EWA / Permit operator mismatch

Scheduling: HILCORP ENERGY COMPANY ≠ Permit: TEXACO INC.

Resolved via: productionHILCORP ENERGY COMPANY

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

H-1 Injection Active UIC #000050916 permitted 2012-11-28

Permitted Volume

4,000 bbl/d

Max Pressure

2,200 psi

Injection Interval

4,400–5,350 ft

Injected (12mo)

Monthly injected volume (bbl, from H-10 filings through 2025-09-01)

Lease Production

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

Formation Tops (3) Elevation 3,588 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 3,020 ft+568 ft
SAN ANDRES 4,952 ft-1,364 ft
GLORIETTA (Glorieta)5,600 ft-2,012 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
4,952–5,131 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"460 ft450 sx
8.625"2,130 ft1,300 sx
5.5"5,250 ft2,350 sx

Permit History (1)

Applications (1)

#168711 A TEXACO INC.
received 1982-08-09

Records & Logs

4 completion filings on record.

W-2/G-1 2024-04-22
W-2/G-1 2021-12-15
W-2/G-1 1984-02-14
W-2/G-1 1984-02-14

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.

No GPS coordinates yet

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

Well Details

Well Number
3721A
Max Depth
5,350 ft
Drill Type
Vertical
County
YOAKUM
District
8
Completed
2024-04-16

Operator

Location
HOUSTON
P-5 Status
X (filed 2026-03-27)
Cum Oil (all leases)
75,699,281 bbl
Cum Gas (all leases)
1,779,939,645 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits
3,428