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 - Oct 2025
Total Oil Production541,663 BBLs
Total Gas Production572,517 MCF
Recent Oil Production1,543 BBLs in Sep 2025
Recent Gas Production431 MCF in Sep 2025
Wells on Property7

Our Valuation Estimates for Y-Bar Unit

ShaleAssessment

$74,900 *

MarketMultiple

$91,246 **

* 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 Oct 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 LLCProducingMcMullen 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, TX28,750 BBLs29,899 MCFOct 2025
BreckenridgeLa Salle County, TX18,699 BBLs27,583 MCFOct 2025
Buffett Ybar UnitLa Salle County, TX377 BBLs213 MCFOct 2025
Cactus Rose UnitMcMullen County, TX1,487 BBLs1,805 MCFOct 2025
CarlsonMcMullen County, TX2,463 BBLs2,706 MCFOct 2025
CRX YbarMcMullen County, TX10,916 BBLs26,883 MCFOct 2025
CRX YbarLa Salle County, TX13,652 BBLs23,600 MCFOct 2025
DonnellMcMullen County, TX1,920 BBLs3,112 MCFOct 2025
Donnell Lowe PastureMcMullen County, TX40,179 BBLs27,443 MCFOct 2025
KeystoneLa Salle County, TX19,811 BBLs27,041 MCFOct 2025
Lowe BrightonMcMullen County, TX15,028 BBLs12,609 MCFOct 2025
Lowe Pasture AMcMullen County, TX1,271 BBLs683 MCFOct 2025
Melon UnitLa Salle County, TX602 BBLs696 MCFOct 2025
MillerMcMullen County, TX20,350 BBLs33,458 MCFSep 2025
OliveiraMcMullen County, TX5,478 BBLs4,691 MCFOct 2025
Prince MCMMcMullen County, TX16,772 BBLs18,088 MCFOct 2025
Stephen YbarMcMullen County, TX857 BBLs691 MCFOct 2025
Y-BarLa Salle County, TX25,043 BBLs42,518 MCFOct 2025
Y-Bar EastMcMullen County, TX0 BBLs0 MCFSep 2024
Y-Bar WestLa Salle County, TX17 BBLs66 MCFOct 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 CMar 2025DCP OPERATING COMPANY, LPCASTLEROCK EF OPERATING LLC
01-17978Y-BAR UNIT AMar 2025DCP OPERATING COMPANY, LPCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CMar 2025CASTLEROCK EF OPERATING LLCCASTLEROCK EF OPERATING LLC
01-17978Y-BAR UNIT AMar 2025CASTLEROCK EF OPERATING LLCCASTLEROCK EF OPERATING LLC
01-17978Y-BAR UNIT AMar 2025TARGA MIDSTREAM SERVICES LLCCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CMar 2025TARGA MIDSTREAM SERVICES LLCCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CFeb 2025TARGA MIDSTREAM SERVICES LLCCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CFeb 2025DCP OPERATING COMPANY, LPCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CFeb 2025CASTLEROCK EF OPERATING LLCCASTLEROCK EF OPERATING LLC
01-17978Y-BAR UNIT AJan 2025DCP OPERATING COMPANY, LPCASTLEROCK EF OPERATING LLC
01-17978Y-BAR UNIT AJan 2025TARGA MIDSTREAM SERVICES LLCCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CJan 2025DCP OPERATING COMPANY, LPCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CJan 2025TARGA MIDSTREAM SERVICES LLCCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CJan 2025CASTLEROCK EF OPERATING LLCCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CDec 2024DCP OPERATING COMPANY, LPCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CDec 2024TARGA MIDSTREAM SERVICES LLCCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CDec 2024CASTLEROCK EF OPERATING LLCCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CNov 2024CASTLEROCK EF OPERATING LLCCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CNov 2024TARGA MIDSTREAM SERVICES LLCCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT CNov 2024DCP OPERATING COMPANY, LPCASTLEROCK EF OPERATING LLC
01-17978Y-BAR UNIT AOct 2024CASTLEROCK EF OPERATING LLCCASTLEROCK EF OPERATING LLC
01-17978Y-BAR UNIT AOct 2024TARGA MIDSTREAM SERVICES LLCCASTLEROCK EF OPERATING LLC
01-17978Y-BAR UNIT AOct 2024DCP OPERATING COMPANY, LPCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT COct 2024DCP OPERATING COMPANY, LPCASTLEROCK EF OPERATING LLC
01-18268Y-BAR UNIT COct 2024TARGA MIDSTREAM SERVICES LLCCASTLEROCK EF OPERATING LLC