Gramm Unit

Oil & Gas Property in Karnes County, TX

  2. Texas
  3. Karnes County, TX
  4. Oil & Gas Properties in Karnes County, TX
  5. Gramm Unit Oil & Gas Property

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Property Summary

Key data points for Gramm Unit

CountyKarnes County, TX
OperatorDEVON ENERGY PRODUCTION COMPANY, L.P.
Production DatesMay 2012 - Oct 2025
Total Oil Production1,051,669 BBLs
Total Gas Production1,909,132 MCF
Recent Oil Production9,373 BBLs in Sep 2025
Recent Gas Production33,995 MCF in Sep 2025
Wells on Property8

Our Valuation Estimates for Gramm Unit

ShaleAssessment™

Not Available

MarketMultiple™

$1,344,156 **

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

Based on a decimal interest

Gramm 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 Gramm Unit
from May 2012 to Oct 2025

Wells on Gramm Unit

API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
42-255-32144GRAMM UNIT 1HDEVON ENERGY PRODUCTION CO, L.P.ProducingKarnes County, TX29.149875-97.727687
42-255-32145GRAMM UNIT 2HDEVON ENERGY PRODUCTION CO, L.P.ProducingKarnes County, TX29.149901-97.727775
42-255-32238GRAMM UNIT 3HDEVON ENERGY PRODUCTION CO, L.P.ProducingKarnes County, TX29.149902-97.727851
42-255-37683GRAMM UNIT 4HDEVON ENERGY PRODUCTION CO, L.P.ProducingKarnes County, TX29.149755-97.730643
42-255-37684GRAMM UNIT 5HDEVON ENERGY PRODUCTION CO, L.P.ProducingKarnes County, TX29.149736-97.730702
42-255-37685GRAMM UNIT 6HDEVON ENERGY PRODUCTION CO, L.P.ProducingKarnes County, TX29.149717-97.730761
42-255-37686GRAMM UNIT 7HDEVON ENERGY PRODUCTION CO, L.P.ProducingKarnes County, TX29.149698-97.730820
42-255-37687GRAMM UNIT 9HDEVON ENERGY PRODUCTION CO, L.P.ProducingKarnes County, TX29.149679-97.730878

Leases included in Gramm Unit

Lease #Lease NameOperatorCountyMonthly Oil Prod.Monthly Gas Prod.
02-09874GRAMM UNITDEVON ENERGY PRODUCTION CO, L.P.Karnes County, TX

Nearby Properties

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

Property NameLocationOil Prod.Gas Prod.Prod. Period
Betts UnitKarnes County, TX1,728 BBLs630 MCFOct 2025
Caraway UnitKarnes County, TX267 BBLs655 MCFOct 2025
ChinstrapKarnes County, TX1,716 BBLs4,072 MCFOct 2025
Cochran UnitKarnes County, TX10,058 BBLs19,420 MCFOct 2025
Colleen UnitKarnes County, TX1,380 BBLs105 MCFOct 2025
CottonwoodKarnes County, TX12,035 BBLs6,520 MCFOct 2025
DogwoodKarnes County, TX16,413 BBLs7,651 MCFNov 2025
Georg (Karnes County, TX8,988 BBLs1,676 MCFOct 2025
George UnitKarnes County, TX0 BBLs0 MCFAug 2025
HalenKarnes County, TX10,990 BBLs32,716 MCFOct 2025
Inman UnitKarnes County, TX5,548 BBLs17,109 MCFOct 2025
Ivey UnitKarnes County, TX1,525 BBLs2,586 MCFOct 2025
JulieKarnes County, TX16,142 BBLs977 MCFOct 2025
LamzaKarnes County, TX6,410 BBLs14,717 MCFOct 2025
Little BlueKarnes County, TX11,156 BBLs26,220 MCFOct 2025
MapleKarnes County, TX6,952 BBLs3,692 MCFOct 2025
Palmer UnitKarnes County, TX5,327 BBLs11,099 MCFOct 2025
Richter A UnitKarnes County, TX3,582 BBLs16,877 MCFOct 2025
Richter North UnitKarnes County, TX1,212 BBLs5,667 MCFOct 2025
Richter South UnitKarnes County, TX4,354 BBLs32,635 MCFOct 2025

Companies in the Area

These are the closest 20 companies operating near the Gramm Unit property.

Company Name
1776 Energy Operators, LLC
Auterra Operating, LLC
Baytex Energy USA, Inc.
Chesapeake Operating, Inc.
Devon Energy Production Company, L.P.
Enervest Operating LLC
EOG Resources Inc
Gulftex Energy III, LP
Gulftex Energy, LLC
Hamman Oil & Refining Company
Henry Petroleum Corp.
Lonestar Operating, LLC
Magnolia Oil & Gas Operating LLC
Modern Exploration, Inc.
Repsol Oil & Gas USA, LLC
Santa Fe Energy Oper. Part., LP
Tidal Petroleum, Inc.
VSP Operating, LLC
Wainoco Oil & Gas Company
Zarvona Energy LLC

Frac'ing activity on Gramm Unit

API #Well NameStart DateEnd DateVertical DepthTotal Water Volume
42-255-32144GRAMM 1H
42-255-32144Gramm 1H
42-255-32145Gramm 2H
42-255-32238GRAMM 3H
42-255-32238Gramm 3H
42-255-37683GRAMM UNIT 4H
42-255-37684GRAMM UNIT 5H
42-255-37685GRAMM UNIT 6H
42-255-37686GRAMM UNIT 7H
42-255-37687GRAMM UNIT 9H

Owners of Gramm Unit

Royalty Ownership data is obtained from public records
YearOwnerProperty NameOperatorPercentageInterest TypeAppraisal ValueLegal Desciption
2025DEVON ENERGY PROD CO LP-WIGRAMM UNIT 1H-7H,9HDEVON ENERGY PROD CO
2025GRAMM FAMILY FARM PARTNERSHIPGRAMM UNIT 1H-7H,9HDEVON ENERGY PROD CO
2025SCHOENFELD SHELLY KGRAMM UNIT 1H-7H,9HDEVON ENERGY PROD CO
2025SCHOENFELD CARL MAXGRAMM UNIT 1H-7H,9HDEVON ENERGY PROD CO
2025RICHTER DUANE DGRAMM UNIT 1H-7H,9HDEVON ENERGY PROD CO
2025DEVON ENERGY PROD CO LP-RI/ORGRAMM UNIT 1H-7H,9HDEVON ENERGY PROD CO
2025GRIFFITH WILSON MORSEGRAMM UNIT 1H-7H,9HDEVON ENERGY PROD CO
2025GRIFFITH JAMES P S JRGRAMM UNIT 1H-7H,9HDEVON ENERGY PROD CO
Displaying 8 of 27 Owners   --   Full Ownership Data Available for Subscribers Only

Oil & Gas Sales on Gramm Unit

Lease #Lease NameReporting PeriodProductVolumeValueGross PricePurchaserProducer
Lease #Lease NameReporting PeriodProductOil VolumeOil ValueCalculated Oil PricePurchaserProducer
02-09874GRAMM UNITApr 2025DEVON GAS SERVICES, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITMar 2025DEVON GAS SERVICES, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITMar 2025DEVON ENERGY PRODUCTION COMPANY, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITMar 2025DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITFeb 2025DEVON GAS SERVICES, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITFeb 2025DEVON ENERGY PRODUCTION COMPANY, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITFeb 2025DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITJan 2025DEVON GAS SERVICES, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITJan 2025DEVON ENERGY PRODUCTION COMPANY, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITJan 2025DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITDec 2024DEVON GAS SERVICES, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITDec 2024DEVON ENERGY PRODUCTION COMPANY, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITDec 2024DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITNov 2024DEVON GAS SERVICES, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITNov 2024DEVON ENERGY PRODUCTION COMPANY, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITNov 2024DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITOct 2024DEVON GAS SERVICES, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITOct 2024DEVON ENERGY PRODUCTION COMPANY, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITOct 2024DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITSep 2024DEVON GAS SERVICES, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITSep 2024DEVON ENERGY PRODUCTION COMPANY, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITSep 2024DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITAug 2024DEVON GAS SERVICES, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITAug 2024DEVON ENERGY PRODUCTION COMPANY, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITAug 2024DEVON ENERGY PRODUCTION COMPANY, L.P.