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 - Nov 2025
Total Oil Production543,201 BBLs
Total Gas Production575,244 MCF
Recent Oil Production1,579 BBLs in Oct 2025
Recent Gas Production1,229 MCF in Oct 2025
Wells on Property7

Our Valuation Estimates for Y-Bar Unit

ShaleAssessment

$73,797 *

MarketMultiple

$124,019 **

* 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 Nov 2025

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, TX29,585 BBLs17,607 MCFNov 2025
BreckenridgeLa Salle County, TX19,433 BBLs41,554 MCFNov 2025
Buffett Ybar UnitLa Salle County, TX432 BBLs282 MCFNov 2025
Cactus Rose UnitMcMullen County, TX1,465 BBLs2,222 MCFNov 2025
CarlsonMcMullen County, TX2,449 BBLs2,742 MCFNov 2025
CRX YbarLa Salle County, TX14,000 BBLs18,691 MCFNov 2025
CRX YbarMcMullen County, TX11,055 BBLs26,201 MCFNov 2025
Donnell Lowe PastureMcMullen County, TX39,209 BBLs26,172 MCFNov 2025
KeystoneLa Salle County, TX24,027 BBLs37,321 MCFNov 2025
Lowe BrightonMcMullen County, TX15,570 BBLs11,871 MCFNov 2025
Lowe Pasture AMcMullen County, TX1,237 BBLs725 MCFNov 2025
Melon UnitLa Salle County, TX588 BBLs713 MCFNov 2025
MillerMcMullen County, TX20,638 BBLs31,596 MCFNov 2025
OliveiraMcMullen County, TX5,435 BBLs6,201 MCFNov 2025
Prince MCMMcMullen County, TX19,127 BBLs25,187 MCFNov 2025
RNR YbarLa Salle County, TX1,262 BBLs388 MCFNov 2025
Stephen YbarMcMullen County, TX1,100 BBLs1,245 MCFNov 2025
Y-BarLa Salle County, TX26,291 BBLs44,950 MCFNov 2025
Y-Bar EastMcMullen County, TX0 BBLs0 MCFSep 2024
Y-Bar WestLa Salle County, TX7 BBLs84 MCFNov 2025

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
2025HOUGHTON VIRGINIA WOODWARD ESTY-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 CNov 2025DCP OPERATING COMPANY, LPCASTLEROCK 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
01-17978Y-BAR UNIT ANov 2025DCP OPERATING COMPANY, LPCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CNov 2025TARGA MIDSTREAM SERVICES LLCCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT COct 2025TARGA MIDSTREAM SERVICES LLCCASTLEROCK EF OPERATING LLC
01-17978Y-BAR UNIT AOct 2025DCP OPERATING COMPANY, LPCASTLEROCK EF OPERATING LLC
01-17978Y-BAR UNIT AOct 2025CASTLEROCK EF OPERATING LLCCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT COct 2025CASTLEROCK EF OPERATING LLCCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT COct 2025DCP OPERATING COMPANY, LPCASTLEROCK EF OPERATING LLC
01-17978Y-BAR UNIT AOct 2025TARGA MIDSTREAM SERVICES LLCCASTLEROCK EF OPERATING LLC
01-17978Y-BAR UNIT ASep 2025DCP OPERATING COMPANY, LPCASTLEROCK EF OPERATING LLC
01-17978Y-BAR UNIT ASep 2025TARGA MIDSTREAM SERVICES LLCCASTLEROCK EF OPERATING LLC
01-17978Y-BAR UNIT ASep 2025CASTLEROCK EF OPERATING LLCCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CSep 2025CASTLEROCK EF OPERATING LLCCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CSep 2025DCP OPERATING COMPANY, LPCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CSep 2025TARGA MIDSTREAM SERVICES LLCCASTLEROCK EF OPERATING LLC
01-17978Y-BAR UNIT AAug 2025DCP OPERATING COMPANY, LPCASTLEROCK EF OPERATING LLC
01-17978Y-BAR UNIT AAug 2025CASTLEROCK EF OPERATING LLCCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CAug 2025TARGA MIDSTREAM SERVICES LLCCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CAug 2025DCP OPERATING COMPANY, LPCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CAug 2025CASTLEROCK EF OPERATING LLCCASTLEROCK EF OPERATING LLC
01-17978Y-BAR UNIT AAug 2025TARGA MIDSTREAM SERVICES LLCCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CJul 2025CASTLEROCK EF OPERATING LLCCASTLEROCK EF OPERATING LLC