Y-Bar Unit

Oil & Gas Property in McMullen County, TX

Property Summary

Key data points for Y-Bar Unit

CountyMcMullen County, TX
Production DatesSep 2014 - Apr 2026
Total Oil Production551,166 BBLs
Total Gas Production586,204 MCF
Recent Oil Production2,043 BBLs in Mar 2026
Recent Gas Production2,334 MCF in Mar 2026
Wells on Property7

Our Valuation Estimates for Y-Bar Unit

ShaleAssessment

$69,288 *

MarketMultiple

$175,168 **

* Assessment based on future expected revenue
** Based on a 36 month multiple of average monthly estimated revenue

Based on a decimal interest

Y-Bar Unit Production Graph

Aggregated production of all wells and leases associated with this property
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to oil and gas production for Y-Bar Unit
from Sep 2014 to Apr 2026

Wells on Y-Bar Unit

API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
42-311-35413Y-BAR UNIT A 1HCastlerock EF Operating LLCProducingMcMullen County, TX28.535168-98.792528
42-311-35423Y-BAR UNIT A 2HCastlerock EF Operating LLCShut InMcMullen County, TX28.535168-98.792606
42-311-35882Y-BAR UNIT A 3HCastlerock EF Operating LLCProducingMcMullen County, TX28.535168-98.792528
42-311-36056Y-BAR UNIT C 1HCastlerock EF Operating LLCProducingMcMullen County, TX28.539114-98.781464
42-311-36057Y-BAR UNIT C 2HCastlerock EF Operating LLCShut InMcMullen County, TX28.539114-98.781387
42-311-36059Y-BAR UNIT D 1HMURPHY EXPL. & PROD. CO. - USAHorizontal Well Surface LocatioMcMullen County, TX28.539133-98.776138
42-311-36060Y-BAR UNIT D 2HMURPHY EXPL. & PROD. CO. - USAHorizontal Well Surface LocatioMcMullen County, TX28.539133-98.776060

Leases included in Y-Bar Unit

Lease #Lease NameOperatorCountyMonthly Oil Prod.Monthly Gas Prod.
01-17978Y-BAR UNIT ACastlerock EF Operating LLCMcMullen County, TX
01-18268Y-BAR UNIT CCastlerock EF Operating LLCMcMullen County, TX

Operators Associated With Y-Bar Unit

Nearby Properties

These are the closest 20 properties to the Y-Bar Unit property.

Property NameLocationOil Prod.Gas Prod.Prod. Period
AspenMcMullen County, TX23,286 BBLs28,603 MCFApr 2026
BreckenridgeLa Salle County, TX8,160 BBLs21,580 MCFApr 2026
Buffett Ybar UnitLa Salle County, TX306 BBLs497 MCFApr 2026
Cactus Rose UnitMcMullen County, TX1,434 BBLs1,258 MCFApr 2026
CarlsonMcMullen County, TX2,239 BBLs2,947 MCFApr 2026
CRX YbarLa Salle County, TX12,857 BBLs17,276 MCFApr 2026
CRX YbarMcMullen County, TX10,045 BBLs27,139 MCFApr 2026
Donnell Lowe PastureMcMullen County, TX28,856 BBLs25,231 MCFApr 2026
KeystoneLa Salle County, TX15,575 BBLs28,747 MCFApr 2026
Lowe BrightonMcMullen County, TX15,035 BBLs11,172 MCFApr 2026
Lowe Pasture AMcMullen County, TX1,228 BBLs695 MCFApr 2026
Melon UnitLa Salle County, TX596 BBLs809 MCFApr 2026
MillerMcMullen County, TX16,121 BBLs26,578 MCFApr 2026
OliveiraMcMullen County, TX5,002 BBLs5,566 MCFApr 2026
Prince MCMMcMullen County, TX16,884 BBLs23,808 MCFApr 2026
RNR YbarLa Salle County, TX661 BBLs927 MCFApr 2026
Stephen YbarMcMullen County, TX1,186 BBLs1,033 MCFApr 2026
Y-BarLa Salle County, TX19,808 BBLs24,922 MCFApr 2026
Y-Bar EastMcMullen County, TX0 BBLs0 MCFSep 2024
Y-Bar WestLa Salle County, TX16 BBLs0 MCFMar 2026

Frac'ing activity on Y-Bar Unit

API #Well NameStart DateEnd DateVertical DepthTotal Water Volume
42-311-35413Y-Bar Unit A 1H
42-311-35423Y-Bar Unit A 2H
42-311-35882Y-Bar Unit A 3H
42-311-36056Y Bar C 1H
42-311-36057Y-Bar C 2H

Owners of Y-Bar Unit

Royalty Ownership data is obtained from public records
YearOwnerProperty NameOperatorPercentageInterest TypeAppraisal ValueLegal Desciption
2025CASTLEROCK EF OPERATING LLCY-BAR UNIT C 1H 2HCASTLEROCK EF
2025Y BAR MINERALS LTDY-BAR UNIT C 1H 2HCASTLEROCK EF
2025CASTLEROCK EF OPERATING LLCY-BAR UNIT A 02HCASTLEROCK EF
2025CASTLEROCK EF OPERATING LLCY-BAR UNIT A 01HCASTLEROCK EF
2025CASTLEROCK EF OPERATING LLCY-BAR UNIT A 03HCASTLEROCK EF
2025KELLER JAMES MCNEELY-BAR UNIT C 1H 2HCASTLEROCK EF
2025KELLER KATIE ADAMSY-BAR UNIT C 1H 2HCASTLEROCK EF
2025WALTERS LUCY YERLY LLCY-BAR UNIT C 1H 2HCASTLEROCK EF
Displaying 8 of 115 Owners   --   Full Ownership Data Available for Subscribers Only

Oil & Gas Sales on Y-Bar Unit

Lease #Lease NameReporting PeriodProductVolumeValueGross PricePurchaserProducer
Lease #Lease NameReporting PeriodProductOil VolumeOil ValueCalculated Oil PricePurchaserProducer
01-18268Y-BAR UNIT CFeb 2026DCP OPERATING COMPANY, LPCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CFeb 2026CASTLEROCK EF OPERATING LLCCASTLEROCK EF OPERATING LLC
01-17978Y-BAR UNIT AFeb 2026CASTLEROCK EF OPERATING LLCCASTLEROCK EF OPERATING LLC
01-17978Y-BAR UNIT AFeb 2026TARGA MIDSTREAM SERVICES LLCCASTLEROCK EF OPERATING LLC
01-17978Y-BAR UNIT AFeb 2026DCP OPERATING COMPANY, LPCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CFeb 2026TARGA MIDSTREAM SERVICES LLCCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CJan 2026TARGA MIDSTREAM SERVICES LLCCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CJan 2026CASTLEROCK EF OPERATING LLCCASTLEROCK EF OPERATING LLC
01-17978Y-BAR UNIT AJan 2026CASTLEROCK EF OPERATING LLCCASTLEROCK EF OPERATING LLC
01-17978Y-BAR UNIT AJan 2026DCP OPERATING COMPANY, LPCASTLEROCK EF OPERATING LLC
01-17978Y-BAR UNIT AJan 2026TARGA MIDSTREAM SERVICES LLCCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CJan 2026DCP OPERATING COMPANY, LPCASTLEROCK EF OPERATING LLC
01-17978Y-BAR UNIT ADec 2025DCP OPERATING COMPANY, LPCASTLEROCK EF OPERATING LLC
01-17978Y-BAR UNIT ADec 2025TARGA MIDSTREAM SERVICES LLCCASTLEROCK EF OPERATING LLC
01-17978Y-BAR UNIT ADec 2025CASTLEROCK EF OPERATING LLCCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CDec 2025CASTLEROCK EF OPERATING LLCCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CDec 2025DCP OPERATING COMPANY, LPCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CDec 2025TARGA MIDSTREAM SERVICES LLCCASTLEROCK EF OPERATING LLC
01-17978Y-BAR UNIT ANov 2025CASTLEROCK EF OPERATING LLCCASTLEROCK EF OPERATING LLC
01-17978Y-BAR UNIT ANov 2025TARGA MIDSTREAM SERVICES LLCCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CNov 2025CASTLEROCK EF OPERATING LLCCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CNov 2025DCP OPERATING COMPANY, LPCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CNov 2025TARGA MIDSTREAM SERVICES LLCCASTLEROCK EF OPERATING LLC
01-17978Y-BAR UNIT ANov 2025DCP OPERATING COMPANY, LPCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT COct 2025CASTLEROCK EF OPERATING LLCCASTLEROCK EF OPERATING LLC