Keystone

Oil & Gas Property in Montgomery County, TX

  2. Texas
  3. Montgomery County, TX
  4. Oil & Gas Properties in Montgomery County, TX
  5. Keystone Oil & Gas Property

Map of Wells Full Screen Map 3-D Map

Property Summary

Key data points for Keystone

CountyMontgomery County, TX
Production DatesJan 1993 - Jan 2026
Total Oil Production208,786 BBLs
Total Gas Production21,428,471 MCF
Recent Oil Production0 BBLs in Dec 2025
Recent Gas Production974 MCF in Dec 2025
Wells on Property48

Our Valuation Estimates for Keystone

ShaleAssessment™

$54,542 *

MarketMultiple™

$35,487 **

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

Based on a decimal interest

Keystone 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 Keystone
from Jan 1993 to Jan 2026

Wells on Keystone

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
42-339-01276KEYSTONE MILLS "B" 1DMAGNUM PRODUCING, LPPlugged Oil WellMontgomery County, TX30.222184-95.389288
42-339-01277KEYSTONE MILLS -B- 2WHEELER OPERATING CORPORATIONPlugged Oil/Gas WellMontgomery County, TX30.225659-95.391179
42-339-01289KEYSTONE MILLS GAS UNIT 1XMAGNUM PRODUCING & OPERATING CO.Plugged Oil WellMontgomery County, TX30.229443-95.380502
42-339-01294KEYSTONE MILLS "A" 8SHELL WESTERN E&P INC.Plugged Oil WellMontgomery County, TX30.228401-95.383206
42-339-01295KEYSTONE MILLS 10SHELL OIL COMPANYPlugged Oil/Gas WellMontgomery County, TX30.234399-95.384887
42-339-01299KEYSTONE MILLS "A" 3MAGNUM PRODUCING, LPPlugged Oil WellMontgomery County, TX30.225691-95.382465
42-339-01304KEYSTONE MILLS 1Plugged Oil WellMontgomery County, TX30.229288-95.387739
42-339-01338KEYSTONE MILLS 1Plugged Oil WellMontgomery County, TX30.224701-95.379264
42-339-01339KEYSTONE MILLS 2Injection/Disposal WellMontgomery County, TX30.222258-95.375908
42-339-01342KEYSTONE MILLS 5Plugged Oil WellMontgomery County, TX30.223641-95.381408
42-339-01345KEYSTONE MILLS 8Plugged Oil WellMontgomery County, TX30.215903-95.376547
42-339-01347KEYSTONE MILLS 10Plugged Oil WellMontgomery County, TX30.219920-95.381891
42-339-01348KEYSTONE MILLS 11Plugged Oil WellMontgomery County, TX30.217355-95.380747
42-339-01349KEYSTONE MILLS 12Plugged Oil WellMontgomery County, TX30.214735-95.378931
42-339-01350KEYSTONE MILLS 14Plugged Oil WellMontgomery County, TX30.217660-95.384452
42-339-01351KEYSTONE MILLS 15Plugged Oil WellMontgomery County, TX30.216007-95.384229
42-339-01352KEYSTONE MILLS 16Plugged Oil WellMontgomery County, TX30.213366-95.381537
42-339-01354KEYSTONE MILLS 13Plugged Oil WellMontgomery County, TX30.220500-95.385401
42-339-01355KEYSTONE MILLS 18Plugged Oil WellMontgomery County, TX30.214686-95.387670
42-339-01356KEYSTONE MILLS 19Plugged Oil WellMontgomery County, TX30.213078-95.385721
42-339-01357KEYSTONE MILLS 20Plugged Oil WellMontgomery County, TX30.212436-95.383896
42-339-01358KEYSTONE MILLS 22Plugged Oil WellMontgomery County, TX30.218448-95.391684
42-339-01359KEYSTONE MILLS 21Plugged Oil WellMontgomery County, TX30.217171-95.390474
42-339-01360KEYSTONE MILLS 25Plugged Oil WellMontgomery County, TX30.211125-95.386590
42-339-01361KEYSTONE MILLS 24Plugged Oil WellMontgomery County, TX30.213023-95.387671
42-339-01362KEYSTONE MILLS 23Plugged Oil WellMontgomery County, TX30.214694-95.389357
42-339-01521KEYSTONE MILLS CO. 30Plugged Oil WellMontgomery County, TX30.225180-95.364441
42-339-01648KEYSTONE MILLS 28Plugged Oil WellMontgomery County, TX30.221903-95.347976
42-339-01950KEYSTONE MILLS -B- 3WHEELER OPERATING CORPORATIONPlugged Oil WellMontgomery County, TX30.222588-95.392065
42-339-30049KEYSTONE MILLS CO. 1-WHESTER, B. M.Plugged Oil/Gas WellMontgomery County, TX30.223951-95.385691
42-339-30176KEYSTONE MILLS CO. 2WTAHITI PTRS ENRGY SOLUTIONS CORPShut InMontgomery County, TX30.228119-95.388791
42-339-30205KEYSTONE MILLS 27SUN EXPLORATION & PRODUCTION CO.Plugged Gas WellMontgomery County, TX30.223332-95.378775
42-339-30388KEYSTONE MILLS 17SHELL OIL COMPANYPlugged Gas WellMontgomery County, TX30.231603-95.379084
42-339-30393KEYSTONE MILLS 28SUN EXPLORATION & PRODUCTION CO.Sidetrack Well Surface LocationMontgomery County, TX30.217795-95.375755
42-339-30397KEYSTONE MILLS CO. 34EXXON CORP.Plugged Gas WellMontgomery County, TX30.222050-95.365414
42-339-30399KEYSTONE MILLS GAS UNIT 1-WAMERICAN PETROFINA CO. OF TEX.Plugged Oil/Gas WellMontgomery County, TX30.227837-95.377885
42-339-30402KEYSTONE MILLS CO. 3-WHESTER, B. M.Plugged Gas WellMontgomery County, TX30.226854-95.387280
42-339-30542KEYSTONE MILLS GAS UNIT 2WAMERICAN PETROFINA CO. OF TEX.Plugged Oil/Gas WellMontgomery County, TX30.228038-95.378778
42-339-30608KEYSTONE MILLS 40HIGHMARK ENERGY OPERATING, LLCProducingMontgomery County, TX30.230702-95.364867
42-339-30635KEYSTONE MILLS CO. 43HIGHMARK ENERGY OPERATING, LLCProducingMontgomery County, TX30.223099-95.373551
42-339-30964KEYSTONE MILLS CO. 45HIGHMARK ENERGY OPERATING, LLCProducingMontgomery County, TX30.223186-95.365971
42-339-31000KEYSTONE MILLS CO. 46HIGHMARK ENERGY OPERATING, LLCTemp AbandonedMontgomery County, TX30.227002-95.373090
42-339-31011KEYSTONE MILLS 47HIGHMARK ENERGY OPERATING, LLCProducingMontgomery County, TX30.224270-95.371059
42-339-31013KEYSTONE MILLS 48EXXON MOBIL CORPORATIONDry HoleMontgomery County, TX30.230203-95.358786
42-339-31054KEYSTONE MILLS 3WMAGNUM PRODUCING, LPProducingMontgomery County, TX30.228652-95.377763
42-339-31106KEYSTONE 1BALLARD EXPLORATION COMPANY,INC.ProducingMontgomery County, TX30.228514-95.369368
42-339-80102KEYSTONE MILLS -A- 12SHELL WESTERN E&P INC.Plugged Oil/Gas WellMontgomery County, TX30.234237-95.388162
42-339-80255KEYSTONE MILLS 1DIASU OIL & GAS CO., INC.Plugged Oil/Gas WellMontgomery County, TX30.228423-95.376488

Leases included in Keystone

Lease #Lease NameOperatorCountyMonthly Gas Prod.
Lease #Lease NameOperatorCountyMonthly Gas Prod.
03-00791KEYSTONE MILLSATLANTIC RICHFIELD CO.Montgomery County, TX
03-00821KEYSTONE MILLSDIASU OIL & GAS CO., INC.Montgomery County, TX
03-00862KEYSTONE MILLS CO.EXXON CORP.Montgomery County, TX
03-00900KEYSTONE MILLS "A"AMERICAN PETROFINA CO. OF TEX.Montgomery County, TX
03-00901KEYSTONE MILLS -B-AMERICAN PETROFINA CO. OF TEX.Montgomery County, TX
03-00906KEYSTONE MILLSHESTER, B. M.Montgomery County, TX
03-00933KEYSTONE MILLS -A-SHELL OIL COMPANYMontgomery County, TX
03-00952KEYSTONE MILLSSUN EXPLORATION & PRODUCTION CO.Montgomery County, TX
03-04766KEYSTONE MILLSHESTER, B. M.Montgomery County, TX
03-04770KEYSTONE MILLSSUN EXPLORATION & PRODUCTION CO.Montgomery County, TX
03-051773KEYSTONE MILLS CO. 1-WHESTER, B. M.Montgomery County, TX
03-060207KEYSTONE MILLS -A- 12SHELL WESTERN E&P INC.Montgomery County, TX
03-063345KEYSTONE MILLS 2SUN EXPLORATION & PRODUCTION CO.Montgomery County, TX
03-06605KEYSTONE MILLS-BERT./UCKFLD.SD/UATLANTIC RICHFIELD CO.Montgomery County, TX
03-073566KEYSTONE MILLS 10EXXON MOBIL CORPORATIONMontgomery County, TX
03-073882KEYSTONE MILLS 27SUN EXPL. & PROD. CO.-LAFAYETTEMontgomery County, TX
03-074202KEYSTONE MILLS 17OWS ENERGY, INC.Montgomery County, TX
03-074771KEYSTONE MILLS 27SUN EXPL. & PROD. CO.-LAFAYETTEMontgomery County, TX
03-075213KEYSTONE MILLS CO. 2WTAHITI PTRS ENRGY SOLUTIONS CORPMontgomery County, TX
03-077468KEYSTONE MILLS CO. 3-WHESTER, B. M.Montgomery County, TX
03-078880KEYSTONE MILLS GAS UNIT 1-WAMERICAN PETROFINA CO. OF TEX.Montgomery County, TX
03-080147KEYSTONE MILLS GAS UNIT 1-WAMERICAN PETROFINA CO. OF TEX.Montgomery County, TX
03-080390KEYSTONE MILLS CO. 34EXXON MOBIL CORPORATIONMontgomery County, TX
03-089975KEYSTONE MILLS 27SUN EXPL. & PROD. CO.-LAFAYETTEMontgomery County, TX
03-095913KEYSTONE MILLS CO. 3-WTAHITI PTRS ENRGY SOLUTIONS CORPMontgomery County, TX
03-111707KEYSTONE MILLS CO. 43HIGHMARK ENERGY OPERATING, LLCMontgomery County, TX
03-111822KEYSTONE MILLS GAS UNIT 2WFINA OIL & CHEMICAL COMPANYMontgomery County, TX
03-114723KEYSTONE MILLS 40WAPITI OPERATING, LLCMontgomery County, TX
03-11797KEYSTONE MILLSSUN EXPL. & PROD. CO.-LAFAYETTEMontgomery County, TX
03-12317KEYSTONE MILLS CO.HESTER, B. M.Montgomery County, TX
03-12368KEYSTONE MILLSSUN EXPLORATION & PRODUCTION CO.Montgomery County, TX
03-12470KEYSTONE MILLS "A"SHELL WESTERN E&P INC.Montgomery County, TX
03-12566KEYSTONE MILLS COEXXON CORP.Montgomery County, TX
03-12722KEYSTONE MILLS "B"MAGNUM PRODUCING, LPMontgomery County, TX
03-13202KEYSTONE MILLS "A"MAGNUM PRODUCING, LPMontgomery County, TX
03-15711KEYSTONE MILLS CO.TAHITI PTRS ENRGY SOLUTIONS CORPMontgomery County, TX
03-167122KEYSTONE MILLS 1DIASU OIL & GAS CO., INC.Montgomery County, TX
03-16910KEYSTONE MILLSTOTAL E&P USA, INC.Montgomery County, TX
03-172023KEYSTONE MILLS GAS UNIT 1-WMAGNUM PRODUCING, LPMontgomery County, TX
03-174460KEYSTONE MILLS CO. 45EXXON MOBIL CORPORATIONMontgomery County, TX
03-176201KEYSTONE MILLS CO. 45EXXON MOBIL CORPORATIONMontgomery County, TX
03-182576KEYSTONE MILLS GAS UNIT 2WMAGNUM PRODUCING, LPMontgomery County, TX
03-190753KEYSTONE MILLS CO. 46HIGHMARK ENERGY OPERATING, LLCMontgomery County, TX
03-190877KEYSTONE MILLS CO. 46HIGHMARK ENERGY OPERATING, LLCMontgomery County, TX
03-190878KEYSTONE MILLS CO. 46EXXON MOBIL CORPORATIONMontgomery County, TX
03-19170KEYSTONE MILLS GUMAGNUM PRODUCING & OPERATING CO.Montgomery County, TX
03-193632KEYSTONE MILLS 47HIGHMARK ENERGY OPERATING, LLCMontgomery County, TX
03-196893KEYSTONE MILLS 48EXXON MOBIL CORPORATIONMontgomery County, TX
03-197817KEYSTONE MILLS -B- 2WHEELER OPERATING CORPORATIONMontgomery County, TX
03-203245KEYSTONE MILLS CO. 45HIGHMARK ENERGY OPERATING, LLCMontgomery County, TX
03-206045KEYSTONE MILLS 3WMAGNUM PRODUCING, LPMontgomery County, TX
03-21998KEYSTONE MILLS GAS UNITMAGNUM PRODUCING & OPERATING CO.Montgomery County, TX
03-24431KEYSTONE MILLS CO.EXXON MOBIL CORPORATIONMontgomery County, TX
03-25398KEYSTONE MILLSHIGHMARK ENERGY OPERATING, LLCMontgomery County, TX
03-265250KEYSTONE 1BALLARD EXPLORATION COMPANY,INC.Montgomery County, TX

Operators Associated With Keystone

Nearby Properties

These are the closest 6 properties to the Keystone property.

Property NameLocationOil Prod.Gas Prod.Prod. Period
Conroe Field UniMontgomery County, TX40,441 BBLs10,743 MCFJan 2026
DunnMontgomery County, TX0 BBLs0 MCFJan 2017
Hooper FannieMontgomery County, TX180 BBLs0 MCFJan 2026
MoodyMontgomery County, TX0 BBLs0 MCFJul 2025
Rhodes W. SMontgomery County, TX0 BBLs0 MCFJul 2016
Wiggins-AtheyMontgomery County, TX0 BBLs0 MCFApr 2003

Companies in the Area

These are the closest 13 companies operating near the Keystone property.

Company Name
Brown, H. L., Jr.
Brown, H.L. Operating, L.L.C.
Denbury Onshore, LLC
Exxon Corporation
Exxon Mobil Corporation
Heisey Ventures, Inc.
Highmark Energy Operating, LLC
Hooper, DR. Oil & Royalty Co.
Thornberry Oilfield Service, Inc
Wainoco Oil & Gas Company
Wapiti Operating, LLC
Wheeler Operating Corporation
Whiting Petroleum Corporation

Frac'ing activity on Keystone

API #Well NameStart DateEnd DateVertical DepthTotal Water Volume
42-339-31106Keystone No. 1

Owners of Keystone

Royalty Ownership data is obtained from public records
YearOwnerProperty NameOperatorPercentageInterest TypeAppraisal ValueLegal Desciption
2025HIGHMARK ENERGY OPERATING LLCKEYSTONE MILLS #40HIGHMARK ENERGY OPER
2025MAGNUM PRODUCING LPKEYSTONE MILLS #3WMAGNUM PRODUCING
2025TUTHILL JOHN W G FAMILY TRUSTKEYSTONE MILLS #40HIGHMARK ENERGY OPER
2025FLOYD SANDRA JANEKEYSTONE MILLS #40HIGHMARK ENERGY OPER
2025HIGHMARK ENERGY OPERATING LLCKEYSTONE MILLS CO. W#45HIGHMARK ENERGY OPER
2025HIGHMARK ENERGY OPERATING LLCKEYSTONE MILLS CO W#47HIGHMARK ENERGY OPER
2025BALLARD EXPLORATION COKEYSTONE W#1BALLARD EXPLORATION
2025HIGHMARK ENERGY OPERATING LLCKEYSTONE MILLS W#43HIGHMARK ENERGY OPER
Displaying 8 of 260 Owners   --   Full Ownership Data Available for Subscribers Only

Oil & Gas Sales on Keystone

Lease #Lease NameReporting PeriodProductVolumeValueGross PricePurchaserProducer
Lease #Lease NameReporting PeriodProductOil VolumeOil ValueCalculated Oil PricePurchaserProducer
03-25398KEYSTONE MILLSDec 2025HARVEST MARKETING & TRADING, LLCHIGHMARK ENERGY OPERATING, LLC
03-206045KEYSTONE MILLS 3WNov 2025MAGNUM PRODUCING, LP
03-25398KEYSTONE MILLSNov 2025HARVEST MARKETING & TRADING, LLCHIGHMARK ENERGY OPERATING, LLC
03-265250KEYSTONE 1Nov 2025BALLARD EXPLORATION COMPANY, INC.BALLARD EXPLORATION COMPANY, INC.
03-265250KEYSTONE 1Nov 2025BALLARD NATURAL GAS II, LLCBALLARD EXPLORATION COMPANY, INC.
03-206045KEYSTONE MILLS 3WOct 2025MAGNUM PRODUCING, LP
03-206045KEYSTONE MILLS 3WOct 2025MAGNUM PRODUCING, LPMAGNUM PRODUCING, LP
03-265250KEYSTONE 1Oct 2025BALLARD EXPLORATION COMPANY, INC.BALLARD EXPLORATION COMPANY, INC.
03-265250KEYSTONE 1Oct 2025BALLARD NATURAL GAS II, LLCBALLARD EXPLORATION COMPANY, INC.
03-206045KEYSTONE MILLS 3WSep 2025MAGNUM PRODUCING, LP
03-206045KEYSTONE MILLS 3WSep 2025MAGNUM PRODUCING, LPMAGNUM PRODUCING, LP
03-265250KEYSTONE 1Sep 2025BALLARD EXPLORATION COMPANY, INC.BALLARD EXPLORATION COMPANY, INC.
03-265250KEYSTONE 1Sep 2025BALLARD NATURAL GAS II, LLCBALLARD EXPLORATION COMPANY, INC.
03-206045KEYSTONE MILLS 3WAug 2025MAGNUM PRODUCING, LP
03-206045KEYSTONE MILLS 3WAug 2025MAGNUM PRODUCING, LPMAGNUM PRODUCING, LP
03-265250KEYSTONE 1Aug 2025BALLARD EXPLORATION COMPANY, INC.BALLARD EXPLORATION COMPANY, INC.
03-265250KEYSTONE 1Aug 2025BALLARD NATURAL GAS II, LLCBALLARD EXPLORATION COMPANY, INC.
03-206045KEYSTONE MILLS 3WJul 2025MAGNUM PRODUCING, LP
03-206045KEYSTONE MILLS 3WJul 2025MAGNUM PRODUCING, LPMAGNUM PRODUCING, LP
03-265250KEYSTONE 1Jul 2025BALLARD EXPLORATION COMPANY, INC.BALLARD EXPLORATION COMPANY, INC.
03-265250KEYSTONE 1Jul 2025BALLARD NATURAL GAS II, LLCBALLARD EXPLORATION COMPANY, INC.
03-206045KEYSTONE MILLS 3WJun 2025MAGNUM PRODUCING, LP
03-206045KEYSTONE MILLS 3WJun 2025MAGNUM PRODUCING, LPMAGNUM PRODUCING, LP
03-265250KEYSTONE 1Jun 2025BALLARD EXPLORATION COMPANY, INC.BALLARD EXPLORATION COMPANY, INC.
03-265250KEYSTONE 1Jun 2025BALLARD NATURAL GAS II, LLCBALLARD EXPLORATION COMPANY, INC.