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 - Jun 2026
Total Oil Production1,114,090 BBLs
Total Gas Production2,231,868 MCF
Recent Oil Production9,086 BBLs in May 2026
Recent Gas Production31,979 MCF in May 2026
Wells on Property8

Our Valuation Estimates for Gramm Unit

ShaleAssessment™

Not Available

MarketMultiple™

$1,158,651 **

* 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 Jun 2026

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, TX1,957 BBLs774 MCFJun 2026
ChinstrapKarnes County, TX1,547 BBLs3,027 MCFJun 2026
Cochran UnitKarnes County, TX9,096 BBLs8,498 MCFJun 2026
Colleen UnitKarnes County, TX1,347 BBLs595 MCFJun 2026
CottonwoodKarnes County, TX10,740 BBLs5,046 MCFJun 2026
DogwoodKarnes County, TX24,002 BBLs15,957 MCFJun 2026
Georg (Karnes County, TX11,006 BBLs1,449 MCFJun 2026
George UnitKarnes County, TX1,607 BBLs0 MCFJun 2026
HalenKarnes County, TX9,411 BBLs24,009 MCFJun 2026
Hopson UnitKarnes County, TX343 BBLs45 MCFJun 2026
Inman UnitKarnes County, TX5,080 BBLs12,541 MCFJun 2026
Ivey UnitKarnes County, TX2,647 BBLs2,552 MCFJun 2026
JulieKarnes County, TX224,684 BBLs121,537 MCFJun 2026
LamzaKarnes County, TX8,486 BBLs5,472 MCFJun 2026
Little BlueKarnes County, TX8,481 BBLs17,129 MCFJun 2026
MapleKarnes County, TX9,610 BBLs3,188 MCFJun 2026
Palmer UnitKarnes County, TX4,278 BBLs5,987 MCFJun 2026
Richter A UnitKarnes County, TX2,772 BBLs10,948 MCFJun 2026
Richter North UnitKarnes County, TX915 BBLs4,820 MCFJun 2026
Richter South UnitKarnes County, TX2,920 BBLs19,358 MCFJun 2026

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
Chesapeake Operating, Inc.
Devon Energy Production Company, L.P.
Enervest Operating LLC
EOG Resources Inc
FW Eagle Ford I, LLC
Goodnight Midstream Permian, LLC
Gulftex Energy III, LP
Gulftex Energy, LLC
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
2026DEVON ENERGY PROD CO LP-WIGRAMM UNIT 1H-7H,9HDEVON ENERGY PROD CO
2026GRAMM FAMILY FARM PARTNERSHIPGRAMM UNIT 1H-7H,9HDEVON ENERGY PROD CO
2026SCHOENFELD SHELLY KGRAMM UNIT 1H-7H,9HDEVON ENERGY PROD CO
2026SCHOENFELD CARL MAXGRAMM UNIT 1H-7H,9HDEVON ENERGY PROD CO
2026RICHTER DUANE DGRAMM UNIT 1H-7H,9HDEVON ENERGY PROD CO
2026DEVON ENERGY PROD CO LP-RI/ORGRAMM UNIT 1H-7H,9HDEVON ENERGY PROD CO
2026GRIFFITH WILSON MORSEGRAMM UNIT 1H-7H,9HDEVON ENERGY PROD CO
2026GRIFFITH 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 UNITJun 2026PLAINS MARKETING, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITJun 2026DEVON GAS SERVICES, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITJun 2026DEVON ENERGY PRODUCTION COMPANY, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITJun 2026DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITMay 2026PLAINS MARKETING, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITMay 2026DEVON GAS SERVICES, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITMay 2026DEVON ENERGY PRODUCTION COMPANY, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITMay 2026DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITApr 2026DEVON GAS SERVICES, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITApr 2026DEVON ENERGY PRODUCTION COMPANY, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITApr 2026DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITMar 2026DEVON GAS SERVICES, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITMar 2026DEVON ENERGY PRODUCTION COMPANY, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITMar 2026DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITFeb 2026DEVON GAS SERVICES, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITFeb 2026DEVON ENERGY PRODUCTION COMPANY, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITFeb 2026DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITJan 2026DEVON GAS SERVICES, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITJan 2026DEVON ENERGY PRODUCTION COMPANY, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITJan 2026DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITDec 2025DEVON GAS SERVICES, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITDec 2025DEVON ENERGY PRODUCTION COMPANY, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITDec 2025DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITNov 2025DEVON GAS SERVICES, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09874GRAMM UNITNov 2025DEVON ENERGY PRODUCTION COMPANY, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.