Greybull 55-4

Oil & Gas Property in Reeves County, TX

Property Summary

Key data points for Greybull 55-4

CountyReeves County, TX
OperatorANADARKO E&P ONSHORE LLC
Production DatesDec 2014 - Jan 2026
Total Oil Production511,646 BBLs
Total Gas Production3,026,369 MCF
Recent Oil Production72 BBLs in Dec 2025
Recent Gas Production4 MCF in Dec 2025
Wells on Property2

Our Valuation Estimates for Greybull 55-4

ShaleAssessment

$1,797 *

MarketMultiple

$11,800 **

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

Based on a decimal interest

Greybull 55-4 Production Graph

Aggregated production of all wells and leases associated with this property
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to oil and gas production for Greybull 55-4
from Dec 2014 to Jan 2026

Wells on Greybull 55-4

API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
42-389-34246GREYBULL 55-4-9 1HANADARKO E&P ONSHORE LLCProducingReeves County, TX31.635595-103.720139
42-389-35173GREYBULL 55-4-11 1HANADARKO E&P ONSHORE LLCProducingReeves County, TX31.620902-103.723063

Leases included in Greybull 55-4

Lease #Lease NameOperatorCountyMonthly Oil Prod.Monthly Gas Prod.
08-277611GREYBULL 55-4-9 1HANADARKO E&P ONSHORE LLCReeves County, TX
08-287406GREYBULL 55-4-11 1HANADARKO E&P ONSHORE LLCReeves County, TX
08-48198GREYBULL 55-4-11ANADARKO E&P ONSHORE LLCReeves County, TX

Nearby Properties

These are the closest 20 properties to the Greybull 55-4 property.

Property NameLocationOil Prod.Gas Prod.Prod. Period
AylesworthReeves County, TX0 BBLs0 MCFApr 2001
Beaverhead State 2-24 UnitReeves County, TX1,318 BBLs5,961 MCFJan 2026
Big Pug State 55-4-19-24Reeves County, TX29,885 BBLs185,028 MCFJan 2026
Bulldog State 55-4-12-7Reeves County, TX53,556 BBLs371,585 MCFJan 2026
Chalk Bluff 55-4-1 1HReeves County, TX1,790 BBLs4,081 MCFJan 2026
Goldfinger State Unit 71-67Reeves County, TX12,000 BBLs114,378 MCFJan 2026
Harrison State Unit 12-24-16Reeves County, TX0 BBLs0 MCFNov 2025
Herc State 6-1Reeves County, TX20,253 BBLs162,367 MCFJan 2026
Honey Springs 55-4-19 1HReeves County, TX1,268 BBLs10,062 MCFJan 2026
Intrepid 55-12Reeves County, TX3,170 BBLs21,464 MCFJan 2026
Jupiter 2-36Reeves County, TX2,070 BBLs2,671 MCFJan 2026
Langley 2-36Reeves County, TX1,615 BBLs1,551 MCFJan 2026
Maisie State 10Reeves County, TX1,740 BBLs5,448 MCFJan 2026
Santa Rosa 54-4-3 1HReeves County, TX1,461 BBLs2,644 MCFJan 2026
Shiba Inu State 55-4-10-9Reeves County, TX26,997 BBLs94,997 MCFJan 2026
Sievers 2-35Reeves County, TX41,980 BBLs320,182 MCFJan 2026
Skyfall StateReeves County, TX57,912 BBLs343,685 MCFJan 2026
StateReeves County, TX0 BBLs0 MCFJan 2026
Thunderball State 4-67 UReeves County, TX21,501 BBLs113,141 MCFJan 2026
Williamsburg 54-4-5 1HReeves County, TX1,373 BBLs8,985 MCFJan 2026

Frac'ing activity on Greybull 55-4

API #Well NameStart DateEnd DateVertical DepthTotal Water Volume
42-389-34246Greybull 55-4-9 1H
42-389-35173GREYBULL 55-4-11 1H

Owners of Greybull 55-4

Royalty Ownership data is obtained from public records
YearOwnerProperty NameOperatorPercentageInterest TypeAppraisal ValueLegal Desciption
2025CHEVRON ADVANTAGE INCGREYBULL 55-4-11 #1HANADARKO E&P O
2025CHEVRON USA INC (RI/OR)GREYBULL 55-4-9 #1HANADARKO E&P O
2025ANADARKO E&P ONSHORE LLCGREYBULL 55-4-9 #1HANADARKO E&P O
2025ANADARKO E&P ONSHORE LLCGREYBULL 55-4-11 #1HANADARKO E&P O
2025TEXAS PACIFIC LAND TRUSTGREYBULL 55-4-11 #1HANADARKO E&P O
2025TEXAS PACIFIC LAND TRUSTGREYBULL 55-4-9 #1HANADARKO E&P O

Oil & Gas Sales on Greybull 55-4

Lease #Lease NameReporting PeriodProductVolumeValueGross PricePurchaserProducer
Lease #Lease NameReporting PeriodProductOil VolumeOil ValueCalculated Oil PricePurchaserProducer
08-277611GREYBULL 55-4-9 1HOct 2025ANADARKO E&P ONSHORE LLC
08-277611GREYBULL 55-4-9 1HSep 2025ANADARKO E&P ONSHORE LLC
08-277611GREYBULL 55-4-9 1HAug 2025ANADARKO E&P ONSHORE LLC
08-277611GREYBULL 55-4-9 1HJul 2025ANADARKO E&P ONSHORE LLC
08-277611GREYBULL 55-4-9 1HJul 2025OCCIDENTAL ENERGY MARKETING, INC.ANADARKO E&P ONSHORE LLC
08-287406GREYBULL 55-4-11 1HJul 2025ANADARKO E&P ONSHORE LLC
08-287406GREYBULL 55-4-11 1HJul 2025OCCIDENTAL ENERGY MARKETING, INC.ANADARKO E&P ONSHORE LLC
08-277611GREYBULL 55-4-9 1HJun 2025ANADARKO E&P ONSHORE LLC
08-277611GREYBULL 55-4-9 1HJun 2025OCCIDENTAL ENERGY MARKETING, INC.ANADARKO E&P ONSHORE LLC
08-287406GREYBULL 55-4-11 1HJun 2025ANADARKO E&P ONSHORE LLC
08-287406GREYBULL 55-4-11 1HJun 2025OCCIDENTAL ENERGY MARKETING, INC.ANADARKO E&P ONSHORE LLC
08-277611GREYBULL 55-4-9 1HMay 2025ETC TEXAS PIPELINE, LTD.ANADARKO E&P ONSHORE LLC
08-277611GREYBULL 55-4-9 1HMay 2025OCCIDENTAL ENERGY MARKETING, INC.ANADARKO E&P ONSHORE LLC
08-277611GREYBULL 55-4-9 1HMay 2025OCCIDENTAL ENERGY MARKETING, INC.ANADARKO E&P ONSHORE LLC
08-277611GREYBULL 55-4-9 1HMay 2025ANADARKO E&P ONSHORE LLC
08-277611GREYBULL 55-4-9 1HMay 2025ANADARKO E&P ONSHORE LLC
08-287406GREYBULL 55-4-11 1HMay 2025ANADARKO E&P ONSHORE LLC
08-287406GREYBULL 55-4-11 1HMay 2025ANADARKO E&P ONSHORE LLC
08-277611GREYBULL 55-4-9 1HMay 2025ANADARKO E&P ONSHORE LLC
08-287406GREYBULL 55-4-11 1HMay 2025ETC TEXAS PIPELINE, LTD.ANADARKO E&P ONSHORE LLC
08-287406GREYBULL 55-4-11 1HMay 2025OCCIDENTAL ENERGY MARKETING, INC.ANADARKO E&P ONSHORE LLC
08-287406GREYBULL 55-4-11 1HMay 2025OCCIDENTAL ENERGY MARKETING, INC.ANADARKO E&P ONSHORE LLC
08-287406GREYBULL 55-4-11 1HMay 2025ANADARKO E&P ONSHORE LLC
08-277611GREYBULL 55-4-9 1HApr 2025OCCIDENTAL ENERGY MARKETING, INC.ANADARKO E&P ONSHORE LLC
08-277611GREYBULL 55-4-9 1HApr 2025ANADARKO E&P ONSHORE LLC