Janysek Unit

Oil & Gas Property in Karnes County, TX

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

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Property Summary

Key data points for Janysek Unit

CountyKarnes County, TX
OperatorDEVON ENERGY PRODUCTION COMPANY, L.P.
Production DatesDec 2011 - Nov 2025
Total Oil Production2,212,215 BBLs
Total Gas Production5,630,645 MCF
Recent Oil Production4,917 BBLs in Oct 2025
Recent Gas Production42,212 MCF in Oct 2025
Wells on Property9

Our Valuation Estimates for Janysek Unit

ShaleAssessment™

$88,001 *

MarketMultiple™

$911,495 **

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

Based on a decimal interest

Janysek 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 Janysek Unit
from Dec 2011 to Nov 2025

Wells on Janysek Unit

API #Well NameOperatorStatusCountyEst. Daily Oil Prod.Est. Daily Gas Prod.Est. Daily Water Prod.LatitudeLongitude
42-255-31965JANYSEK UNIT 1HDEVON ENERGY PRODUCTION CO, L.P.ProducingKarnes County, TX28.921462-97.852282
42-255-31966JANYSEK UNIT 2HDEVON ENERGY PRODUCTION CO, L.P.ProducingKarnes County, TX28.921398-97.852221
42-255-33278JANYSEK UNIT 3HDEVON ENERGY PRODUCTION CO, L.P.Shut InKarnes County, TX28.920828-97.852937
42-255-34372JANYSEK UNIT 5HDEVON ENERGY PRODUCTION CO, L.P.ProducingKarnes County, TX28.913356-97.836830
42-255-34378JANYSEK UNIT 4HDEVON ENERGY PRODUCTION CO, L.P.Shut InKarnes County, TX28.908843-97.841500
42-255-37478JANYSEK UNIT 6HDEVON ENERGY PRODUCTION CO, L.P.ProducingKarnes County, TX28.920485-97.852231
42-255-37479JANYSEK UNIT 7HDEVON ENERGY PRODUCTION CO, L.P.ProducingKarnes County, TX28.920521-97.852185
42-255-37480JANYSEK UNIT 8HDEVON ENERGY PRODUCTION CO, L.P.ProducingKarnes County, TX28.920558-97.852139
42-255-37481JANYSEK UNIT 9HDEVON ENERGY PRODUCTION CO, L.P.ProducingKarnes County, TX28.920595-97.852092

Leases included in Janysek Unit

Lease #Lease NameOperatorCountyMonthly Oil Prod.Monthly Gas Prod.
02-09844JANYSEK UNITDEVON ENERGY PRODUCTION CO, L.P.Karnes County, TX

Nearby Properties

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

Property NameLocationOil Prod.Gas Prod.Prod. Period
Armstrong UnitKarnes County, TX0 BBLs0 MCFNov 2025
Barnett East UnitKarnes County, TX1,488 BBLs1,172 MCFNov 2025
Barnett UnitKarnes County, TX6,658 BBLs4,156 MCFNov 2025
Bellah Patton Wilson PsaKarnes County, TX8,168 BBLs10,175 MCFNov 2025
Buehring UnitKarnes County, TX4,526 BBLs6,723 MCFNov 2025
Dillon UnitKarnes County, TX2,843 BBLs2,419 MCFNov 2025
Duncan UnitKarnes County, TX7,007 BBLs16,547 MCFNov 2025
JendruschKarnes County, TX6,691 BBLs16,098 MCFNov 2025
Junek Unit AKarnes County, TX1,158 BBLs3,915 MCFNov 2025
Kotara Unit AKarnes County, TX0 BBLs20 MCFNov 2025
Krudwig UnitKarnes County, TX6,692 BBLs29,556 MCFNov 2025
Linhart UnitKarnes County, TX7,191 BBLs18,091 MCFNov 2025
Monson UnitKarnes County, TX4,477 BBLs27,455 MCFNov 2025
Moy UnitKarnes County, TX3,811 BBLs8,329 MCFNov 2025
Patton UnitKarnes County, TX16,729 BBLs26,674 MCFNov 2025
PDR UnitKarnes County, TX688 BBLs2,836 MCFNov 2025
Roos UnitKarnes County, TX3,649 BBLs6,240 MCFNov 2025
Ruckman A S. Reynolds D UswKarnes County, TX10,707 BBLs27,526 MCFNov 2025
S Reynolds-Colin B UswKarnes County, TX4,429 BBLs11,528 MCFNov 2025
Wilson UnitKarnes County, TX2,982 BBLs18,134 MCFNov 2025

Companies in the Area

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

Company Name
1776 Energy Operators, LLC
BPX Operating Company
Burlington Resources Oil & Gas Company LP
Devon Energy Production Company, L.P.
Encana Oil & Gas (USA) Inc.
EOG Resources, Inc.
Gulftex Energy, LLC
Leonard, J. A.
Magnolia Oil & Gas Operating LLC
Marathon Oil Ef LLC
Murphy Expl. & Prod. Co. - USA
Pioneer Natural Res. USA, Inc.
Plains Exploration & Prod. Co.
Property Development Group, Inc.
Rising Star Energy, L.L.C.
Royal Oil & Gas Corp.
Silver Hill Energy Operating, LLC
Talisman Energy USA Inc.
Texstar North America, Inc.
Tidal Petroleum, Inc.

Frac'ing activity on Janysek Unit

API #Well NameStart DateEnd DateVertical DepthTotal Water Volume
42-255-31965Janysek 1H
42-255-31966Janysek 2H
42-255-33278Janysek 3H
42-255-34372Janysek 5H
42-255-34378Janysek 4H
42-255-37478JANYSEK UNIT 6H
42-255-37479JANYSEK UNIT 7H
42-255-37480JANYSEK UNIT 8H
42-255-37481JANYSEK UNIT 9H

Owners of Janysek Unit

Royalty Ownership data is obtained from public records
YearOwnerProperty NameOperatorPercentageInterest TypeAppraisal ValueLegal Desciption
2025DEVON ENERGY PROD CO LP-WIJANYSEK UNIT W#1H,3H,5H-6HDEVON ENERGY PROD CO
2025PATTON WILLIAM B JRJANYSEK UNIT W#1H,3H,5H-6HDEVON ENERGY PROD CO
2025DEVON ENERGY PROD CO LP-RI/ORJANYSEK UNIT W#1H,3H,5H-6HDEVON ENERGY PROD CO
2025JANYSEK FAMILY MINERAL TRUSTJANYSEK UNIT W#1H,3H,5H-6HDEVON ENERGY PROD CO
20252015 JANYSEK FAMILY MINERAL TRJANYSEK UNIT W#1H,3H,5H-6HDEVON ENERGY PROD CO
2025FYC LTDJANYSEK UNIT W#1H,3H,5H-6HDEVON ENERGY PROD CO
20252012 FERGUSON FAMILY PROPJANYSEK UNIT W#1H,3H,5H-6HDEVON ENERGY PROD CO
2025NORRIS BARBARA AJANYSEK UNIT W#1H,3H,5H-6HDEVON ENERGY PROD CO
Displaying 8 of 17 Owners   --   Full Ownership Data Available for Subscribers Only

Oil & Gas Sales on Janysek Unit

Lease #Lease NameReporting PeriodProductVolumeValueGross PricePurchaserProducer
Lease #Lease NameReporting PeriodProductOil VolumeOil ValueCalculated Oil PricePurchaserProducer
02-09844JANYSEK UNITDec 2025FLINT HILLS RESOURCES, LPDEVON ENERGY PRODUCTION COMPANY, L.P.
02-09844JANYSEK UNITNov 2025FLINT HILLS RESOURCES, LPDEVON ENERGY PRODUCTION COMPANY, L.P.
02-09844JANYSEK UNITNov 2025DEVON ENERGY PRODUCTION COMPANY, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09844JANYSEK UNITNov 2025DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09844JANYSEK UNITOct 2025DEVON GAS SERVICES, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09844JANYSEK UNITOct 2025FLINT HILLS RESOURCES, LPDEVON ENERGY PRODUCTION COMPANY, L.P.
02-09844JANYSEK UNITOct 2025DEVON ENERGY PRODUCTION COMPANY, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09844JANYSEK UNITOct 2025DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09844JANYSEK UNITSep 2025FLINT HILLS RESOURCES, LPDEVON ENERGY PRODUCTION COMPANY, L.P.
02-09844JANYSEK UNITSep 2025DEVON ENERGY PRODUCTION COMPANY, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09844JANYSEK UNITSep 2025DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09844JANYSEK UNITAug 2025FLINT HILLS RESOURCES, LPDEVON ENERGY PRODUCTION COMPANY, L.P.
02-09844JANYSEK UNITAug 2025DEVON ENERGY PRODUCTION COMPANY, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09844JANYSEK UNITAug 2025DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09844JANYSEK UNITJul 2025FLINT HILLS RESOURCES, LPDEVON ENERGY PRODUCTION COMPANY, L.P.
02-09844JANYSEK UNITJul 2025DEVON ENERGY PRODUCTION COMPANY, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09844JANYSEK UNITJul 2025DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09844JANYSEK UNITJun 2025FLINT HILLS RESOURCES, LPDEVON ENERGY PRODUCTION COMPANY, L.P.
02-09844JANYSEK UNITJun 2025DEVON ENERGY PRODUCTION COMPANY, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09844JANYSEK UNITJun 2025DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09844JANYSEK UNITMay 2025FLINT HILLS RESOURCES, LPDEVON ENERGY PRODUCTION COMPANY, L.P.
02-09844JANYSEK UNITMay 2025DEVON ENERGY PRODUCTION COMPANY, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09844JANYSEK UNITMay 2025DEVON ENERGY PRODUCTION COMPANY, L.P.
02-09844JANYSEK UNITApr 2025FLINT HILLS RESOURCES, LPDEVON ENERGY PRODUCTION COMPANY, L.P.
02-09844JANYSEK UNITApr 2025DEVON ENERGY PRODUCTION COMPANY, L.P.DEVON ENERGY PRODUCTION COMPANY, L.P.