42-501-35555

INJECTION

ROBERTS UNIT

YOAKUM County · District 8 · HILCORP ENERGY COMPANY · WASSON

Permits

1

Max Depth

8,000 ft

First Permit

2008-07-25

Latest Activity

2008-07-25

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2008-11-25

Shut-In

Plugged

P-5 Org Status: X

!

EWA / Permit operator mismatch

Scheduling: HILCORP ENERGY COMPANY ≠ Permit: APACHE CORPORATION

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 #000099691 permitted 2008-11-05

Permitted Volume

800 bbl/d

Max Pressure

2,100 psi

Injection Interval

4,600–5,400 ft

Injected (12mo)

48,663 bbl

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 (6) Elevation 3,680 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
RUSTLER 2,073 ft+1,607 ft
YATES 2,895 ft+785 ft
QUEEN 3,747 ft-67 ft
GRAYBURG 4,115 ft-435 ft
SAN ANDRES 4,365 ft-685 ft
PI MARKER4,853 ft-1,173 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
4,890–5,258 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"1,903 ft900 sx
5.5"5,538 ft1,055 sx

Permit History (1)

Applications (1)

#666090 A APACHE CORPORATION
received 2008-07-05

Records & Logs

5 completion filings on record · 1 with log images at RRC.

W-2/G-1 2021-12-22
W-2/G-1 2021-08-25
W-2/G-1 2008-11-13
W-2/G-1 2008-11-12 log on file
W-2/G-1 2009-02-04

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
3319
Max Depth
8,000 ft
Drill Type
Vertical
County
YOAKUM
District
8
Completed
2008-11-25

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