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Yearly and monthly production

Larson, J.A. 8-1 Lease
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Lease: Larson, J.A. 8-1
Operator: River Rock Operating, LLC
Location: T28S, R17E, Sec. 8
Cumulative Production: 499110 mcf (from 2007 to 2020)
KS Dept. of Revenue Lease Code: 228637
KS Dept. of Revenue Lease Name: LARSON,J.A. 8-1
View T1 PDF (from KCC)
View T1 PDF (from KCC)
Field: Cherokee Basin Coal Area
County: Wilson
Producing Zone:
Well Data (may be an incomplete list):
T28S R17E, Sec. 8, SE SW
Lease: Larson, J.A. 8-1
Operator: Quest Cherokee, LLC
Current Operator: River Rock Operating, LLC
API Number: 15-205-27048

Data are received monthly from the Kansas Department of Revenue.



Annual Gas Production, (mcf)

Year Production Wells
Production Plots

2007 46,117 1
2008 125,795 1
2009 115,002 1
2010 83,511 1
2011 63,255 1
2012 36,013 1
2013 9,627 1
2014 5,910 1
2015 8,885 1
2016 2,993 1
2017 227 1
2018 458 1
2019 1,068 1
2020 249 1
Reported through 6-2020.
Note: bbls is barrels; mcf is 1000 cubic feet.
  Recent Monthly Gas Production, (mcf)
(Complete production available in file saved
using blue button at top of page.)
Year Month Production Wells Reporter or Purchaser/
Reporting Customer
2014 1 210 1 PostRock Midcontinent Production LLC (100%)
2014 2 100 1 PostRock Midcontinent Production LLC (100%)
2014 3 58 1 PostRock Midcontinent Production LLC (100%)
2014 4 38 1 PostRock Midcontinent Production LLC (100%)
2014 5 274 1 PostRock Midcontinent Production LLC (100%)
2014 6 214 1 PostRock Midcontinent Production LLC (100%)
2014 7 732 1 PostRock Midcontinent Production LLC (100%)
2014 8 851 1 PostRock Midcontinent Production LLC (100%)
2014 9 937 1 PostRock Midcontinent Production LLC (100%)
2014 10 861 1 PostRock Midcontinent Production LLC (100%)
2014 11 771 1 PostRock Midcontinent Production LLC (100%)
2014 12 864 1 PostRock Midcontinent Production LLC (100%)
2015 1 833 1 PostRock Midcontinent Production LLC (100%)
2015 2 701 1 PostRock Midcontinent Production LLC (100%)
2015 3 752 1 PostRock Midcontinent Production LLC (100%)
2015 4 865 1 PostRock Midcontinent Production LLC (100%)
2015 5 882 1 PostRock Midcontinent Production LLC (100%)
2015 6 820 1 PostRock Midcontinent Production LLC (100%)
2015 7 731 1 PostRock Midcontinent Production LLC (100%)
2015 8 686 1 PostRock Midcontinent Production LLC (100%)
2015 9 653 1 PostRock Midcontinent Production LLC (100%)
2015 10 673 1 PostRock Midcontinent Production LLC (100%)
2015 11 651 1 PostRock Midcontinent Production LLC (100%)
2015 12 638 1 PostRock Midcontinent Production LLC (100%)
2016 1 418 1 PostRock Midcontinent Production LLC (100%)
2016 2 315 1 PostRock Midcontinent Production LLC (100%)
2016 3 388 1 PostRock Midcontinent Production LLC (100%)
2016 4 344 1 PostRock Midcontinent Production LLC (100%)
2016 5 293 1 PostRock Midcontinent Production LLC (100%)
2016 6 243 1 RIVER ROCK ENERGY LLC (100%)
2016 7 168 1 RIVER ROCK ENERGY LLC (100%)
2016 8 87 1 RIVER ROCK ENERGY LLC (100%)
2016 9 263 1 RIVER ROCK ENERGY LLC (100%)
2016 10 227 1 RIVER ROCK ENERGY LLC (100%)
2016 11 158 1 RIVER ROCK ENERGY LLC (100%)
2016 12 89 1 RIVER ROCK ENERGY LLC (100%)
2017 1 95 1 RIVER ROCK ENERGY LLC (100%)
2017 2 77 1 RIVER ROCK ENERGY LLC (100%)
2017 3 35 1 RIVER ROCK ENERGY LLC (100%)
2017 5 1 1 RIVER ROCK ENERGY LLC (100%)
2017 6 6 1 RIVER ROCK ENERGY LLC (100%)
2017 7 12 1 RIVER ROCK ENERGY LLC (100%)
2017 8 1 1 RIVER ROCK ENERGY LLC (100%)
2018 1 6 1 RIVER ROCK ENERGY LLC (100%)
2018 2 2 1 RIVER ROCK ENERGY LLC (100%)
2018 3 23 1 RIVER ROCK ENERGY LLC (100%)
2018 4 35 1 RIVER ROCK ENERGY LLC (100%)
2018 5 37 1 RIVER ROCK ENERGY LLC (100%)
2018 6 31 1 RIVER ROCK ENERGY LLC (100%)
2018 7 33 1 RIVER ROCK ENERGY LLC (100%)
2018 8 30 1 RIVER ROCK ENERGY LLC (100%)
2018 9 34 1 RIVER ROCK ENERGY LLC (100%)
2018 10 52 1 RIVER ROCK ENERGY LLC (100%)
2018 11 79 1 RIVER ROCK ENERGY LLC (100%)
2018 12 96 1 RIVER ROCK ENERGY LLC (100%)
2019 1 106 1 RIVER ROCK ENERGY LLC (100%)
2019 2 86 1 RIVER ROCK ENERGY LLC (100%)
2019 3 99 1 RIVER ROCK ENERGY LLC (100%)
2019 4 103 1 RIVER ROCK ENERGY LLC (100%)
2019 5 106 1 RIVER ROCK ENERGY LLC (100%)
2019 6 114 1 RIVER ROCK ENERGY LLC (100%)
2019 7 114 1 RIVER ROCK ENERGY LLC (100%)
2019 8 108 1 RIVER ROCK ENERGY LLC (100%)
2019 9 79 1 RIVER ROCK ENERGY LLC (100%)
2019 10 48 1 RIVER ROCK ENERGY LLC (100%)
2019 11 52 1 RIVER ROCK ENERGY LLC (100%)
2019 12 53 1 RIVER ROCK ENERGY LLC (100%)
2020 1 53 1 RIVER ROCK ENERGY LLC (100%)
2020 2 49 1 RIVER ROCK ENERGY LLC (100%)
2020 3 53 1 RIVER ROCK ENERGY LLC (100%)
2020 4 51 1 RIVER ROCK ENERGY LLC (100%)
2020 5 22 1 RIVER ROCK ENERGY LLC (100%)
2020 6 21 1 RIVER ROCK ENERGY LLC (100%)



Pre-1987 cumulative data and monthly volume data is provided under license agreement to the KGS by IHS Energy. As such, it may be reviewed and used for public service and research purposes. It may not be downloaded or used for purposes of re-packaging, reselling or dissemination to third parties.

Kansas Geological Survey
Comments to webadmin@kgs.ku.edu
URL=http://www.kgs.ku.edu/Magellan/Field/lease.html
Programs Updated May 27, 2014
Data from Kansas Dept. of Revenue files monthly.