42-115-33810

PRODUCING Horizontal

SANTORINI UNIT

DAWSON County · District 8 · LAGUNA TEXAS RESOURCES LLC · SPRABERRY (TREND AREA)

Permits

2

Max Depth

12,000 ft

First Permit

2020-02-27

Latest Activity

2020-02-27

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2020-05-20

Shut-In

—

Plugged

—

P-5 Org Status: Active

!

EWA / Permit operator mismatch

Scheduling: LAGUNA TEXAS RESOURCES LLC ≠ Permit: CGS OPERATING, LLC

Resolved via: production → LAGUNA TEXAS RESOURCES, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2020-05

Last Production

2026-07

Lease Production

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

Formation Tops (18) Elevation 2,941 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 2,738 ft+203 ft
SAN ANDRES - ACTIVE CO2 FLOOD; H (San Andres)4,297 ft-1,356 ft
SPRABERRY 7,785 ft-4,844 ft
DEAN 9,154 ft-6,213 ft
WOLFCAMP 9,278 ft-6,337 ft
PENNSYLVANIAN 10,144 ft-7,203 ft
CANYON 10,370 ft-7,429 ft
MISSISSIPPIAN 11,013 ft-8,072 ft
CANYON ——
DEAN ——
DEVONIAN ——
MISSISSIPPIAN ——
PENNSYLVANIAN ——
SAN ANDRES - ACTIVE CO2 FLOOD; H (San Andres)——
SILURIAN (Silurian (undifferentiated))——
SPRABERRY ——
WOLFCAMP ——
YATES ——

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
✓ 42-115-33937 SANTORINI UNIT · EOG RESOURCES, INC.
0.3 mi
Yates 2,723'San Andres 4,067'Clear Fork 5,940'Spraberry 7,772'Dean 8,187'Wolfcamp —Mississippian —Devonian —Pennsylvanian —Canyon —
✓ 42-115-33860 STONECREEK C UNIT · CGS OPERATING, LLC
0.8 mi
Yates 2,745'San Andres 4,308'Clear Fork 5,982'Spraberry 7,787'Pennsylvanian —Wolfcamp —Devonian —Canyon —Dean —Mississippian —
✓ 42-115-33858 STONECREEK B UNIT · CGS OPERATING, LLC
0.8 mi
Yates 2,734'San Andres 4,309'Clear Fork 5,965'Spraberry 7,792'Canyon —Wolfcamp —Devonian —Pennsylvanian —Mississippian —Dean —
✓ 42-115-33859 STONECREEK B UNIT · CGS OPERATING, LLC
0.8 mi
Yates 2,748'San Andres 4,314'Clear Fork 5,995'Spraberry 7,807'Pennsylvanian —Wolfcamp —Devonian —Canyon —Dean —Mississippian —
✓ 42-115-34077 ARLO COUNTRY 45-09 B · PINON OPERATING II, LLC
0.9 mi
Spraberry 7,732'Spraberry 8,063'Spraberry 8,289'Clear Fork 8,468'Jo Mill 8,528'Spraberry 8,720'Dean 9,115'Yates —San Andres —Wolfcamp —
✓ 42-115-33821 TONTO SWD · ENHANCED MIDSTREAM, LLC
1.0 mi
Yates 2,707'San Andres 4,500'Silurian (undifferentiated) —Spraberry —Dean —Mississippian —Devonian —Pennsylvanian —Wolfcamp —Canyon —
✓ 42-115-33831 STONECREEK A UNIT · CGS OPERATING, LLC
1.8 mi
Yates 2,754'San Andres 4,298'Clear Fork 6,024'Spraberry 7,867'Dean —Mississippian —Devonian —Pennsylvanian —Wolfcamp —Canyon —
✓ 42-115-33830 STONECREEK UNIT · CGS OPERATING, LLC
1.8 mi
Yates 2,765'San Andres 4,280'Spraberry 7,828'Canyon —Mississippian —Dean —Devonian —Silurian (undifferentiated) —Pennsylvanian —Wolfcamp —

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 (1)

IntervalType
8,350–19,319 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"2,101 ft1,690 sx
9.625"7,282 ft850 sx
5.5"19,325 ft2,890 sx

Permit History (2)

Applications (2)

#862276 A CGS OPERATING, LLC
received 2020-05-20
#862276 A CGS OPERATING, LLC
received 2020-02-25

Records & Logs

2 completion filings on record · 2 with log images at RRC.

W-2/G-1 2021-05-25 log on file
W-2/G-1 2020-12-17 log on file
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 32.617471
Lon -102.000038

Well Details

Well Number
1H
Max Depth
12,000 ft
Drill Type
Horizontal
County
DAWSON
District
8
Completed
2020-05-20

Operator

Location
HOUSTON
P-5 Status
Active (filed 2026-02-09)
Cum Oil (all leases)
988,410 bbl
Cum Gas (all leases)
— mcf
Activities
OPRS/O
Total Permits
12