Gollum Unit

Oil & Gas Property in McMullen County, TX

Property Summary

Key data points for Gollum Unit

CountyMcMullen County, TX
OperatorEOG RESOURCES INC
Production DatesJun 2015 - Apr 2026
Total Oil Production459,635 BBLs
Total Gas Production1,192,205 MCF
Recent Oil Production637 BBLs in Mar 2026
Recent Gas Production2,279 MCF in Mar 2026
Wells on Property2

Our Valuation Estimates for Gollum Unit

ShaleAssessment

$50,385 *

MarketMultiple

$120,423 **

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

Based on a decimal interest

Gollum Unit Production Graph

Aggregated production of all wells and leases associated with this property
Subscribe for Full Access Subscribe now to gain immediate access
to oil and gas production for Gollum Unit
from Jun 2015 to Apr 2026

Wells on Gollum Unit

API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
42-311-36260GOLLUM UNIT 1HEOG RESOURCES, INC.ProducingMcMullen County, TX28.523743-98.612442
42-311-36261GOLLUM UNIT 2HEOG RESOURCES, INC.ProducingMcMullen County, TX28.523696-98.612347

Leases included in Gollum Unit

Lease #Lease NameOperatorCountyMonthly Oil Prod.Monthly Gas Prod.
01-18484GOLLUM UNITEOG RESOURCES, INC.McMullen County, TX

Nearby Properties

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

Property NameLocationOil Prod.Gas Prod.Prod. Period
AustinMcMullen County, TX2,526 BBLs936 MCFMar 2026
Bilbo UnitMcMullen County, TX1,350 BBLs3,674 MCFApr 2026
Brite Leg UnitMcMullen County, TX1,804 BBLs4,434 MCFApr 2026
Burgard UnitMcMullen County, TX2,806 BBLs4,720 MCFApr 2026
Foley MCMMcMullen County, TX427 BBLs257 MCFApr 2026
Frodo UnitMcMullen County, TX1,998 BBLs4,424 MCFApr 2026
Gloria WheelerMcMullen County, TX3,097 BBLs6,221 MCFApr 2026
Hat CreekMcMullen County, TX11,602 BBLs17,438 MCFApr 2026
HaynesMcMullen County, TX3,816 BBLs1,941 MCFMar 2026
HenryMcMullen County, TX0 BBLs0 MCFApr 2022
Holler UnitMcMullen County, TX4,178 BBLs16,655 MCFApr 2026
McKenzieMcMullen County, TX30,952 BBLs36,023 MCFApr 2026
McKenzie FoleyMcMullen County, TX6,866 BBLs7,036 MCFApr 2026
Powers-Green Swaim (Sa)McMullen County, TX10,080 BBLs27,613 MCFApr 2026
RalphMcMullen County, TX0 BBLs0 MCFJul 2013
Rancho Tres HijosMcMullen County, TX735 BBLs2,387 MCFApr 2026
ShireMcMullen County, TX669 BBLs6,460 MCFApr 2026
Thelma BriteMcMullen County, TX3,920 BBLs4,092 MCFApr 2026
WheelerMcMullen County, TX0 BBLs0 MCFOct 2015
Wheeler Foley Unit A MCMMcMullen County, TX0 BBLs0 MCFFeb 2026

Frac'ing activity on Gollum Unit

API #Well NameStart DateEnd DateVertical DepthTotal Water Volume
42-311-36260GOLLUM UNIT # 1H
42-311-36261GOLLUM UNIT # 2H

Owners of Gollum Unit

Royalty Ownership data is obtained from public records
YearOwnerProperty NameOperatorPercentageInterest TypeAppraisal ValueLegal Desciption
2025EOG RESOURCES INCGOLLUM UNITEOG RESOURCES,
2025HENRY LINDA LEEGOLLUM UNITEOG RESOURCES,
2025PENNINGTON ELTA GRACEGOLLUM UNITEOG RESOURCES,
2025ALBERT JAIME C PENNINGTONGOLLUM UNITEOG RESOURCES,
2025HOFFERICHTER JENNIFER MATT-LYNGOLLUM UNITEOG RESOURCES,
2025EXEMPT-STATE OF TEXASGOLLUM UNITEOG RESOURCES,
2025SCHMIDT AMY LEEGOLLUM UNITEOG RESOURCES,
2025GREENER RANEY LYNNGOLLUM UNITEOG RESOURCES,
Displaying 8 of 9 Owners   --   Full Ownership Data Available for Subscribers Only

Oil & Gas Sales on Gollum Unit

Lease #Lease NameReporting PeriodProductVolumeValueGross PricePurchaserProducer
Lease #Lease NameReporting PeriodProductOil VolumeOil ValueCalculated Oil PricePurchaserProducer
01-18484GOLLUM UNITMar 2026EOG RESOURCES MARKETING LLCEOG RESOURCES, INC.
01-18484GOLLUM UNITFeb 2026EOG RESOURCES MARKETING LLCEOG RESOURCES, INC.
01-18484GOLLUM UNITFeb 2026EOG RESOURCES, INC.EOG RESOURCES, INC.
01-18484GOLLUM UNITFeb 2026EOG RESOURCES, INC.
01-18484GOLLUM UNITFeb 2026EOG RESOURCES, INC.
01-18484GOLLUM UNITFeb 2026EOG RESOURCES, INC.
01-18484GOLLUM UNITJan 2026EOG RESOURCES MARKETING LLCEOG RESOURCES, INC.
01-18484GOLLUM UNITJan 2026EOG RESOURCES, INC.EOG RESOURCES, INC.
01-18484GOLLUM UNITJan 2026EOG RESOURCES, INC.
01-18484GOLLUM UNITJan 2026EOG RESOURCES, INC.
01-18484GOLLUM UNITJan 2026EOG RESOURCES, INC.
01-18484GOLLUM UNITDec 2025EOG RESOURCES MARKETING LLCEOG RESOURCES, INC.
01-18484GOLLUM UNITDec 2025EOG RESOURCES, INC.EOG RESOURCES, INC.
01-18484GOLLUM UNITDec 2025EOG RESOURCES, INC.
01-18484GOLLUM UNITDec 2025EOG RESOURCES, INC.
01-18484GOLLUM UNITNov 2025EOG RESOURCES MARKETING LLCEOG RESOURCES, INC.
01-18484GOLLUM UNITNov 2025EOG RESOURCES, INC.EOG RESOURCES, INC.
01-18484GOLLUM UNITNov 2025EOG RESOURCES, INC.
01-18484GOLLUM UNITNov 2025EOG RESOURCES, INC.
01-18484GOLLUM UNITOct 2025EOG RESOURCES MARKETING LLCEOG RESOURCES, INC.
01-18484GOLLUM UNITOct 2025EOG RESOURCES, INC.EOG RESOURCES, INC.
01-18484GOLLUM UNITOct 2025EOG RESOURCES, INC.
01-18484GOLLUM UNITOct 2025EOG RESOURCES, INC.
01-18484GOLLUM UNITSep 2025EOG RESOURCES MARKETING LLCEOG RESOURCES, INC.
01-18484GOLLUM UNITSep 2025EOG RESOURCES, INC.EOG RESOURCES, INC.