ZR Unit

Oil & Gas Property in McMullen County, TX

Property Summary

Key data points for ZR Unit

CountyMcMullen County, TX
Production DatesJun 1997 - Mar 2026
Total Oil Production177,287 BBLs
Total Gas Production1,646,851 MCF
Recent Oil Production98 BBLs in Feb 2026
Recent Gas Production685 MCF in Feb 2026
Wells on Property9

Our Valuation Estimates for ZR Unit

ShaleAssessment

$9,799 *

MarketMultiple

$13,678 **

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

Based on a decimal interest

ZR Unit Production Graph

Aggregated production of all wells and leases associated with this property
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to oil and gas production for ZR Unit
from Jun 1997 to Mar 2026

Wells on ZR Unit

API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
42-311-33417ZR UNIT A 1Varas Energy Operating Company, LLCProducingMcMullen County, TX28.390003-98.451621
42-311-33462ZR UNIT C 5Varas Energy Operating Company, LLCProducingMcMullen County, TX28.396148-98.447680
42-311-33463ZR UNIT A 4Varas Energy Operating Company, LLCProducingMcMullen County, TX28.393397-98.448149
42-311-33464ZR UNIT B 3Varas Energy Operating Company, LLCProducingMcMullen County, TX28.389437-98.448054
42-311-33465ZR UNIT C 6Varas Energy Operating Company, LLCTemp AbandonedMcMullen County, TX28.396161-98.444431
42-311-33466ZR UNIT B 2Varas Energy Operating Company, LLCProducingMcMullen County, TX28.389423-98.444894
42-311-33475ZR UNIT D 7Varas Energy Operating Company, LLCProducingMcMullen County, TX28.398917-98.442439
42-311-33477ZR UNIT D 8Varas Energy Operating Company, LLCProducingMcMullen County, TX28.400637-98.447638
42-311-33486ZR UNIT 9SWIFT ENERGY COMPANYDry HoleMcMullen County, TX28.393379-98.451437

Leases included in ZR Unit

Lease #Lease NameOperatorCountyMonthly Oil Prod.Monthly Gas Prod.
Lease #Lease NameOperatorCountyMonthly Oil Prod.Monthly Gas Prod.
01-14217ZR UNIT "D"Varas Energy Operating Company, LLCMcMullen County, TX
01-14241ZR UNIT "B"Varas Energy Operating Company, LLCMcMullen County, TX
01-14280ZR UNIT "C"Varas Energy Operating Company, LLCMcMullen County, TX
01-163898ZR UNIT A 1Varas Energy Operating Company, LLCMcMullen County, TX
01-165368ZR UNIT B 2SWIFT ENERGY COMPANYMcMullen County, TX
01-165572ZR UNIT B 3Varas Energy Operating Company, LLCMcMullen County, TX
01-166046ZR UNIT A 4Varas Energy Operating Company, LLCMcMullen County, TX
01-166052ZR UNIT C 6Varas Energy Operating Company, LLCMcMullen County, TX
01-166053ZR UNIT C 5SWIFT ENERGY COMPANYMcMullen County, TX
01-166055ZR UNIT D 7SWIFT ENERGY COMPANYMcMullen County, TX
01-166645ZR UNIT D 8SWIFT ENERGY COMPANYMcMullen County, TX

Operators Associated With ZR Unit

Nearby Properties

These are the closest 20 properties to the ZR Unit property.

Property NameLocationOil Prod.Gas Prod.Prod. Period
BrackenMcMullen County, TX22,313 BBLs398,188 MCFMar 2026
Harrod-McClaugherty UnitMcMullen County, TX20 BBLs390 MCFMar 2026
Lee Wheeler -CMcMullen County, TX394 BBLs175 MCFFeb 2026
Mobil WheelerMcMullen County, TX88 BBLs563 MCFFeb 2026
NBR EfMcMullen County, TX78 BBLs1,701 MCFMar 2026
NBRP EfMcMullen County, TX496 BBLs2,970 MCFMar 2026
SBR 4McMullen County, TX41 BBLs2,061 MCFMar 2026
SBR 6McMullen County, TX35 BBLs2,167 MCFMar 2026
SBR AMcMullen County, TX1 BBLs688 MCFMar 2026
SBR BMcMullen County, TX1 BBLs249 MCFMar 2026
SWR BMcMullen County, TX77 BBLs1,657 MCFMar 2026
SWR DMcMullen County, TX22 BBLs238 MCFMar 2026
SWR GMcMullen County, TX2 BBLs363 MCFMar 2026
WheelerMcMullen County, TX627 BBLs20,178 MCFMar 2026
WilliamsMcMullen County, TX0 BBLs0 MCFMay 2024
WR A 1McMullen County, TX45 BBLs149 MCFMar 2026
WR K 1McMullen County, TX7 BBLs338 MCFMar 2026
WR L UnitMcMullen County, TX7 BBLs944 MCFMar 2026
ZavischMcMullen County, TX192 BBLs611 MCFFeb 2026
Zavisch North UnitMcMullen County, TX0 BBLs2,817 MCFMar 2026

Owners of ZR Unit

Royalty Ownership data is obtained from public records
YearOwnerProperty NameOperatorPercentageInterest TypeAppraisal ValueLegal Desciption
2025VARAS ENERGY OPERATING COMPANYZ R UNIT -D-VARAS ENERGY O
2025VARAS ENERGY OPERATING COMPANYZ R UNIT C W#05VARAS ENERGY O
2025EL DORADO GAS & OIL INCZ R UNIT -B-EL DORADO GAS
2025VARAS ENERGY OPERATING COMPANYZR UNIT A W#04VARAS ENERGY O
2025EL DORADO GAS & OIL INCZR UNIT B W#03EL DORADO GAS
2025EL DORADO GAS & OIL INCZR UNIT "A" W#01EL DORADO GAS
2025ZAVISCH HARRY G III FAMILY LTDZ R UNIT -D-VARAS ENERGY O
2025ZAVISCH JANE FREEMAN MARITALZ R UNIT -D-VARAS ENERGY O
Displaying 8 of 58 Owners   --   Full Ownership Data Available for Subscribers Only

Oil & Gas Sales on ZR Unit

Lease #Lease NameReporting PeriodProductVolumeValueGross PricePurchaserProducer
Lease #Lease NameReporting PeriodProductOil VolumeOil ValueCalculated Oil PricePurchaserProducer
01-14217ZR UNIT "D"Mar 2026PLAINS MARKETING, L.P.VARAS ENERGY OPERATING COMPANY, LLC
01-14241ZR UNIT "B"Mar 2026PLAINS MARKETING, L.P.VARAS ENERGY OPERATING COMPANY, LLC
01-14280ZR UNIT "C"Mar 2026PLAINS MARKETING, L.P.VARAS ENERGY OPERATING COMPANY, LLC
01-163898ZR UNIT A 1Mar 2026PLAINS MARKETING, L.P.VARAS ENERGY OPERATING COMPANY, LLC
01-14217ZR UNIT "D"Feb 2026VARAS ENERGY OPERATING COMPANY, LLC
01-14241ZR UNIT "B"Feb 2026VARAS ENERGY OPERATING COMPANY, LLC
01-163898ZR UNIT A 1Feb 2026VARAS ENERGY OPERATING COMPANY, LLC
01-165572ZR UNIT B 3Feb 2026VARAS ENERGY OPERATING COMPANY, LLC
01-166046ZR UNIT A 4Feb 2026VARAS ENERGY OPERATING COMPANY, LLC
01-166046ZR UNIT A 4Jan 2026VARAS ENERGY OPERATING COMPANY, LLC
01-14217ZR UNIT "D"Jan 2026VARAS ENERGY OPERATING COMPANY, LLC
01-14217ZR UNIT "D"Jan 2026PLAINS MARKETING, L.P.VARAS ENERGY OPERATING COMPANY, LLC
01-14241ZR UNIT "B"Jan 2026VARAS ENERGY OPERATING COMPANY, LLC
01-14241ZR UNIT "B"Jan 2026PLAINS MARKETING, L.P.VARAS ENERGY OPERATING COMPANY, LLC
01-14280ZR UNIT "C"Jan 2026PLAINS MARKETING, L.P.VARAS ENERGY OPERATING COMPANY, LLC
01-163898ZR UNIT A 1Jan 2026PLAINS MARKETING, L.P.VARAS ENERGY OPERATING COMPANY, LLC
01-163898ZR UNIT A 1Jan 2026VARAS ENERGY OPERATING COMPANY, LLC
01-165572ZR UNIT B 3Jan 2026VARAS ENERGY OPERATING COMPANY, LLC
01-14217ZR UNIT "D"Dec 2025VARAS ENERGY OPERATING COMPANY, LLC
01-14217ZR UNIT "D"Dec 2025PLAINS MARKETING, L.P.VARAS ENERGY OPERATING COMPANY, LLC
01-14241ZR UNIT "B"Dec 2025VARAS ENERGY OPERATING COMPANY, LLC
01-14241ZR UNIT "B"Dec 2025PLAINS MARKETING, L.P.VARAS ENERGY OPERATING COMPANY, LLC
01-14280ZR UNIT "C"Dec 2025VARAS ENERGY OPERATING COMPANY, LLC
01-14280ZR UNIT "C"Dec 2025PLAINS MARKETING, L.P.VARAS ENERGY OPERATING COMPANY, LLC
01-163898ZR UNIT A 1Dec 2025PLAINS MARKETING, L.P.VARAS ENERGY OPERATING COMPANY, LLC