Geo. H. Speer

Oil & Gas Property in Starr County, TX

  2. Texas
  3. Starr County, TX
  4. Oil & Gas Properties in Starr County, TX
  5. Geo. H. Speer Oil & Gas Property

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Property Summary

Key data points for Geo. H. Speer

CountyStarr County, TX
OperatorKILLAM OIL CO., LTD.
Production DatesOct 2013 - Oct 2025
Total Oil Production207,460 BBLs
Total Gas Production3,297,851 MCF
Recent Oil Production208 BBLs in Sep 2025
Recent Gas Production9,687 MCF in Sep 2025
Wells on Property11

Our Valuation Estimates for Geo. H. Speer

ShaleAssessment™

$20,776 *

MarketMultiple™

$62,852 **

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

Based on a decimal interest

Geo. H. Speer Production Graph

Aggregated production of all wells and leases associated with this property
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to oil and gas production for Geo. H. Speer
from Oct 2013 to Oct 2025

Wells on Geo. H. Speer

API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
42-427-34646GEO. H. SPEER - STATE 'B' 30KILLAM OIL CO., LTD.Dry HoleStarr County, TX26.669312-98.512608
42-427-34658GEO. H. SPEER 25KILLAM OIL CO., LTD.ProducingStarr County, TX26.654529-98.498906
42-427-34667GEO. H. SPEER 26KILLAM OIL CO., LTD.Temp AbandonedStarr County, TX26.655099-98.495960
42-427-34673GEO. H. SPEER - STATE B 31KILLAM OIL CO., LTD.ProducingStarr County, TX26.669323-98.512496
42-427-34681GEO. H. SPEER 29KILLAM OIL CO., LTD.Shut InStarr County, TX26.650454-98.494872
42-427-34684GEO. H. SPEER 28KILLAM OIL CO., LTD.ProducingStarr County, TX26.656763-98.498252
42-427-34696GEO. H. SPEER 30KILLAM OIL CO., LTD.Permitted LocationStarr County, TX26.648383-98.496454
42-427-34697GEO. H. SPEER 27KILLAM OIL CO., LTD.Shut InStarr County, TX26.653142-98.497458
42-427-34741GEO. H. SPEER 31KILLAM OIL CO., LTD.Shut InStarr County, TX26.652743-98.494039
42-427-34764GEO. H. SPEER 35KILLAM OIL CO., LTD.ProducingStarr County, TX26.649717-98.502756
42-427-34773GEO. H. SPEER 32KILLAM OIL CO., LTD.ProducingStarr County, TX26.658615-98.492878

Leases included in Geo. H. Speer

Lease #Lease NameOperatorCountyMonthly Oil Prod.Monthly Gas Prod.
04-13794GEO. H. SPEERKILLAM OIL CO., LTD.Starr County, TX
04-13884GEO. H. SPEER - STATE 'B'KILLAM OIL CO., LTD.Starr County, TX
04-13926GEO. H. SPEERKILLAM OIL CO., LTD.Starr County, TX
04-272792GEO. H. SPEER - STATE 'B' 30KILLAM OIL CO., LTD.Starr County, TX
04-277036GEO. H. SPEER 26KILLAM OIL CO., LTD.Starr County, TX
04-277517GEO. H. SPEER - STATE B 31KILLAM OIL CO., LTD.Starr County, TX
04-283840GEO. H. SPEER 35KILLAM OIL CO., LTD.Starr County, TX
04-285918GEO. H. SPEER 32KILLAM OIL CO., LTD.Starr County, TX

Nearby Properties

These are the closest 20 properties to the Geo. H. Speer property.

Property NameLocationOil Prod.Gas Prod.Prod. Period
Amanda McKinneyStarr County, TX187 BBLs1,853 MCFOct 2025
BarreraStarr County, TX31 BBLs5,866 MCFOct 2025
Block E. HeirsStarr County, TX25 BBLs0 MCFOct 2025
C.M. Hall A 2Starr County, TX23 BBLs6,090 MCFOct 2025
De Lopez C.VStarr County, TX0 BBLs0 MCFJan 2024
De Lopez, C. V. AStarr County, TX0 BBLs0 MCFAug 2025
Emma Pena Gas UnitStarr County, TX19 BBLs9,019 MCFOct 2025
HallStarr County, TX14 BBLs10,078 MCFOct 2025
Hall J.F. StateStarr County, TX2,519 BBLs18,230 MCFOct 2025
I.V. MontalvoStarr County, TX410 BBLs8,465 MCFOct 2025
Kincaid JStarr County, TX0 BBLs734 MCFOct 2025
LaurelStarr County, TX6 BBLs0 MCFOct 2025
McKinney, Mrs. AStarr County, TX0 BBLs0 MCFSep 1996
MontalvoStarr County, TX486 BBLs2,463 MCFOct 2025
Montalvo B (North) Unit 1Starr County, TX61 BBLs3,934 MCFOct 2025
N.R. MontalvoStarr County, TX0 BBLs0 MCFMay 2020
Olivares AStarr County, TX29 BBLs10,210 MCFOct 2025
PenaStarr County, TX0 BBLs0 MCFApr 2006
Saenz, VIStarr County, TX0 BBLs0 MCFAug 2023
Speer GeoStarr County, TX21 BBLs7,346 MCFOct 2025

Companies in the Area

These are the closest 20 companies operating near the Geo. H. Speer property.

Company Name
Brazos Petroleum, Inc.
BXP Operating, LLC
Comstock Oil & Gas, Inc.
Exaro Energy II, LLC
Exxon Corporation
Kerr-McGee Corporation
Kerr-McGee Oil & Gas Onshore LLC
Kerr-McGee Oil & Gas Onshore LP
Killam Oil Co., LTD.
L & B Oil And Gas Equipment, LLC
Merit Energy Company
Mueller Engineering Corp.
Oryx Energy Company
Osborn,W.B. Oil & Gas Operations
Rand - Paulson Oil Company, Inc.
Reh Energy, Inc.
Samson Lone Star LP
Tri-C Resources, Inc.
Triad O&G, LLC
Valor Energy, LLC

Frac'ing activity on Geo. H. Speer

API #Well NameStart DateEnd DateVertical DepthTotal Water Volume
42-427-34646GH Speer-State B #30
42-427-34764George H Speer 35
42-427-34773Geo. H. Speer #32

Owners of Geo. H. Speer

Royalty Ownership data is obtained from public records
YearOwnerProperty NameOperatorPercentageInterest TypeAppraisal ValueLegal Desciption
2025KILLAM OIL COMPANY LTDGEO H SPEER 32, 35KILLAM OIL COMPANY LTD
2025KILLAM OIL COMPANY LTDGEO H SPEER 32, 35KILLAM OIL COMPANY LTD
2025COMMISSIONER GENERAL LAND OFFICEGEO H SPEER 32, 35KILLAM OIL COMPANY LTD
2025COMMISSIONER GENERAL LAND OFFICEGEO H SPEER 32, 35KILLAM OIL COMPANY LTD
2025THOMPSON MARTHA SUEGEO H SPEER 32, 35KILLAM OIL COMPANY LTD
2025THOMPSON MARTHA SUEGEO H SPEER 32, 35KILLAM OIL COMPANY LTD
2025KILLAM OIL COMPANY LTDGEO H SPEER-STATE 'B' W#31KILLAM OIL COMPANY LTD
2025KILLAM OIL COMPANY LTDGEO H SPEER-STATE 'B' W#31KILLAM OIL COMPANY LTD
Displaying 8 of 162 Owners   --   Full Ownership Data Available for Subscribers Only

Oil & Gas Sales on Geo. H. Speer

Lease #Lease NameReporting PeriodProductVolumeValueGross PricePurchaserProducer
Lease #Lease NameReporting PeriodProductOil VolumeOil ValueCalculated Oil PricePurchaserProducer
04-13794GEO. H. SPEERApr 2025GULFMARK ENERGY, INC.KILLAM OIL CO., LTD.
04-13794GEO. H. SPEERMar 2025GULFMARK ENERGY, INC.KILLAM OIL CO., LTD.
04-283840GEO. H. SPEER 35Feb 2025KOSTARR RESOURCES, LLC
04-277517GEO. H. SPEER - STATE B 31Feb 2025KOSTARR RESOURCES, LLC
04-285918GEO. H. SPEER 32Feb 2025KOSTARR RESOURCES, LLC
04-13794GEO. H. SPEERFeb 2025KOSTARR RESOURCES, LLC
04-13794GEO. H. SPEERFeb 2025GULFMARK ENERGY, INC.KILLAM OIL CO., LTD.
04-13794GEO. H. SPEERJan 2025KOSTARR RESOURCES, LLC
04-285918GEO. H. SPEER 32Jan 2025KOSTARR RESOURCES, LLC
04-13794GEO. H. SPEERJan 2025GULFMARK ENERGY, INC.KILLAM OIL CO., LTD.
04-277517GEO. H. SPEER - STATE B 31Jan 2025KOSTARR RESOURCES, LLC
04-283840GEO. H. SPEER 35Jan 2025KOSTARR RESOURCES, LLC
04-277517GEO. H. SPEER - STATE B 31Dec 2024KOSTARR RESOURCES, LLC
04-283840GEO. H. SPEER 35Dec 2024KOSTARR RESOURCES, LLC
04-283840GEO. H. SPEER 35Dec 2024GULFMARK ENERGY, INC.KILLAM OIL CO., LTD.
04-277517GEO. H. SPEER - STATE B 31Dec 2024GULFMARK ENERGY, INC.KILLAM OIL CO., LTD.
04-13794GEO. H. SPEERDec 2024KOSTARR RESOURCES, LLC
04-13794GEO. H. SPEERDec 2024GULFMARK ENERGY, INC.KILLAM OIL CO., LTD.
04-285918GEO. H. SPEER 32Dec 2024KOSTARR RESOURCES, LLC
04-285918GEO. H. SPEER 32Dec 2024GULFMARK ENERGY, INC.KILLAM OIL CO., LTD.
04-277517GEO. H. SPEER - STATE B 31Nov 2024KOSTARR RESOURCES, LLC
04-285918GEO. H. SPEER 32Nov 2024KOSTARR RESOURCES, LLC
04-13794GEO. H. SPEERNov 2024KOSTARR RESOURCES, LLC
04-283840GEO. H. SPEER 35Nov 2024KOSTARR RESOURCES, LLC
04-13794GEO. H. SPEERNov 2024GULFMARK ENERGY, INC.KILLAM OIL CO., LTD.