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Yearly and monthly production

Duff, Donald 15-1 Lease
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Lease: Duff, Donald 15-1
Operator: River Rock Operating, LLC
Location: NE NE SE T29S, R18E, Sec. 15
Cumulative Production: 375603 mcf (from 2002 to 2024)
KS Dept. of Revenue Lease Code: 224004
KS Dept. of Revenue Lease Name: DUFF,DON 15-1
View T1 PDF (from KCC)
View T1 PDF (from KCC)
View T1 PDF (from KCC)
Field: Cherokee Basin Coal Area
County: Neosho
Producing Zone:
Well Data (may be an incomplete list):
T29S R18E, Sec. 15, W2 NE NE SE
Lease: Duff, Donald 15-1
Operator: Devon SFS Operating Inc.
Current Operator: River Rock Operating, LLC
API Number: 15-133-25746

Data are received monthly from the Kansas Department of Revenue.



Annual Gas Production, (mcf)

Year Production Wells
Production Plots

2002 7,414 1
2003 37,391 1
2004 44,683 1
2005 39,447 1
2006 38,938 1
2007 31,075 1
2008 30,135 1
2009 28,317 1
2010 21,533 1
2011 14,438 1
2012 13,010 1
2013 10,868 1
2014 9,719 1
2015 8,260 1
2016 7,233 1
2017 6,297 1
2018 5,521 1
2019 5,381 1
2020 5,281 1
2021 4,613 1
2022 3,781 1
2023 1,555 1
2024 713 1
Reported through 7-2024.
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 1 883 1 PostRock Midcontinent Production LLC (100%)
2014 2 767 1 PostRock Midcontinent Production LLC (100%)
2014 3 856 1 PostRock Midcontinent Production LLC (100%)
2014 4 783 1 PostRock Midcontinent Production LLC (100%)
2014 5 829 1 PostRock Midcontinent Production LLC (100%)
2014 6 802 1 PostRock Midcontinent Production LLC (100%)
2014 7 827 1 PostRock Midcontinent Production LLC (100%)
2014 8 813 1 PostRock Midcontinent Production LLC (100%)
2014 9 795 1 PostRock Midcontinent Production LLC (100%)
2014 10 791 1 PostRock Midcontinent Production LLC (100%)
2014 11 778 1 PostRock Midcontinent Production LLC (100%)
2014 12 795 1 PostRock Midcontinent Production LLC (100%)
2015 1 757 1 PostRock Midcontinent Production LLC (100%)
2015 2 747 1 PostRock Midcontinent Production LLC (100%)
2015 3 710 1 PostRock Midcontinent Production LLC (100%)
2015 4 705 1 PostRock Midcontinent Production LLC (100%)
2015 5 720 1 PostRock Midcontinent Production LLC (100%)
2015 6 656 1 PostRock Midcontinent Production LLC (100%)
2015 7 681 1 PostRock Midcontinent Production LLC (100%)
2015 8 686 1 PostRock Midcontinent Production LLC (100%)
2015 9 637 1 PostRock Midcontinent Production LLC (100%)
2015 10 664 1 PostRock Midcontinent Production LLC (100%)
2015 11 635 1 PostRock Midcontinent Production LLC (100%)
2015 12 662 1 PostRock Midcontinent Production LLC (100%)
2016 1 671 1 PostRock Midcontinent Production LLC (100%)
2016 2 607 1 PostRock Midcontinent Production LLC (100%)
2016 3 641 1 PostRock Midcontinent Production LLC (100%)
2016 4 649 1 PostRock Midcontinent Production LLC (100%)
2016 5 661 1 PostRock Midcontinent Production LLC (100%)
2016 6 637 1 RIVER ROCK ENERGY LLC (100%)
2016 7 721 1 RIVER ROCK ENERGY LLC (100%)
2016 8 656 1 RIVER ROCK ENERGY LLC (100%)
2016 9 394 1 RIVER ROCK ENERGY LLC (100%)
2016 10 483 1 RIVER ROCK ENERGY LLC (100%)
2016 11 571 1 RIVER ROCK ENERGY LLC (100%)
2016 12 542 1 RIVER ROCK ENERGY LLC (100%)
2017 1 586 1 RIVER ROCK ENERGY LLC (100%)
2017 2 537 1 RIVER ROCK ENERGY LLC (100%)
2017 3 600 1 RIVER ROCK ENERGY LLC (100%)
2017 4 319 1 RIVER ROCK ENERGY LLC (100%)
2017 5 591 1 RIVER ROCK ENERGY LLC (100%)
2017 6 569 1 RIVER ROCK ENERGY LLC (100%)
2017 7 573 1 RIVER ROCK ENERGY LLC (100%)
2017 8 576 1 RIVER ROCK ENERGY LLC (100%)
2017 9 548 1 RIVER ROCK ENERGY LLC (100%)
2017 10 568 1 RIVER ROCK ENERGY LLC (100%)
2017 11 345 1 RIVER ROCK ENERGY LLC (100%)
2017 12 485 1 RIVER ROCK ENERGY LLC (100%)
2018 1 507 1 RIVER ROCK ENERGY LLC (100%)
2018 2 458 1 RIVER ROCK ENERGY LLC (100%)
2018 3 531 1 RIVER ROCK ENERGY LLC (100%)
2018 4 489 1 RIVER ROCK ENERGY LLC (100%)
2018 5 445 1 RIVER ROCK ENERGY LLC (100%)
2018 6 452 1 RIVER ROCK ENERGY LLC (100%)
2018 7 474 1 RIVER ROCK ENERGY LLC (100%)
2018 8 504 1 RIVER ROCK ENERGY LLC (100%)
2018 9 323 1 RIVER ROCK ENERGY LLC (100%)
2018 10 454 1 RIVER ROCK ENERGY LLC (100%)
2018 11 427 1 RIVER ROCK ENERGY LLC (100%)
2018 12 457 1 RIVER ROCK ENERGY LLC (100%)
2019 1 396 1 RIVER ROCK ENERGY LLC (100%)
2019 2 345 1 RIVER ROCK ENERGY LLC (100%)
2019 3 437 1 RIVER ROCK ENERGY LLC (100%)
2019 4 460 1 RIVER ROCK ENERGY LLC (100%)
2019 5 481 1 RIVER ROCK ENERGY LLC (100%)
2019 6 459 1 RIVER ROCK ENERGY LLC (100%)
2019 7 471 1 RIVER ROCK ENERGY LLC (100%)
2019 8 480 1 RIVER ROCK ENERGY LLC (100%)
2019 9 461 1 RIVER ROCK ENERGY LLC (100%)
2019 10 481 1 RIVER ROCK ENERGY LLC (100%)
2019 11 454 1 RIVER ROCK ENERGY LLC (100%)
2019 12 456 1 RIVER ROCK ENERGY LLC (100%)
2020 1 461 1 RIVER ROCK ENERGY LLC (100%)
2020 2 432 1 RIVER ROCK ENERGY LLC (100%)
2020 3 457 1 RIVER ROCK ENERGY LLC (100%)
2020 4 446 1 RIVER ROCK ENERGY LLC (100%)
2020 5 458 1 RIVER ROCK ENERGY LLC (100%)
2020 6 440 1 RIVER ROCK ENERGY LLC (100%)
2020 7 444 1 RIVER ROCK ENERGY LLC (100%)
2020 8 445 1 RIVER ROCK ENERGY LLC (100%)
2020 9 422 1 RIVER ROCK ENERGY LLC (100%)
2020 10 437 1 RIVER ROCK ENERGY LLC (100%)
2020 11 414 1 RIVER ROCK ENERGY LLC (100%)
2020 12 425 1 RIVER ROCK ENERGY LLC (100%)
2021 1 424 1 RIVER ROCK ENERGY LLC (100%)
2021 2 235 1 RIVER ROCK ENERGY LLC (100%)
2021 3 381 1 RIVER ROCK ENERGY LLC (100%)
2021 4 382 1 RIVER ROCK ENERGY LLC (100%)
2021 5 430 1 RIVER ROCK ENERGY LLC (100%)
2021 6 388 1 RIVER ROCK ENERGY LLC (100%)
2021 7 385 1 RIVER ROCK ENERGY LLC (100%)
2021 8 407 1 RIVER ROCK ENERGY LLC (100%)
2021 9 396 1 RIVER ROCK ENERGY LLC (100%)
2021 10 407 1 RIVER ROCK ENERGY LLC (100%)
2021 11 378 1 RIVER ROCK ENERGY LLC (100%)
2021 12 400 1 RIVER ROCK ENERGY LLC (100%)
2022 1 361 1 RIVER ROCK ENERGY LLC (100%)
2022 2 334 1 RIVER ROCK ENERGY LLC (100%)
2022 3 366 1 RIVER ROCK ENERGY LLC (100%)
2022 4 371 1 RIVER ROCK ENERGY LLC (100%)
2022 5 380 1 RIVER ROCK ENERGY LLC (100%)
2022 6 341 1 RIVER ROCK ENERGY LLC (100%)
2022 7 342 1 RIVER ROCK ENERGY LLC (100%)
2022 8 332 1 RIVER ROCK ENERGY LLC (100%)
2022 9 282 1 RIVER ROCK ENERGY LLC (100%)
2022 10 266 1 RIVER ROCK ENERGY LLC (100%)
2022 11 215 1 RIVER ROCK ENERGY LLC (100%)
2022 12 191 1 RIVER ROCK ENERGY LLC (100%)
2023 1 179 1 RIVER ROCK ENERGY LLC (100%)
2023 2 132 1 RIVER ROCK ENERGY LLC (100%)
2023 3 141 1 RIVER ROCK ENERGY LLC (100%)
2023 4 127 1 RIVER ROCK ENERGY LLC (100%)
2023 5 138 1 RIVER ROCK ENERGY LLC (100%)
2023 6 128 1 RIVER ROCK ENERGY LLC (100%)
2023 7 127 1 RIVER ROCK ENERGY LLC (100%)
2023 8 116 1 RIVER ROCK ENERGY LLC (100%)
2023 9 121 1 RIVER ROCK ENERGY LLC (100%)
2023 10 118 1 RIVER ROCK ENERGY LLC (100%)
2023 11 111 1 RIVER ROCK ENERGY LLC (100%)
2023 12 117 1 RIVER ROCK ENERGY LLC (100%)
2024 1 101 1 RIVER ROCK ENERGY LLC (100%)
2024 2 92 1 RIVER ROCK ENERGY LLC (100%)
2024 3 109 1 RIVER ROCK ENERGY LLC (100%)
2024 4 101 1 RIVER ROCK ENERGY LLC (100%)
2024 5 109 1 RIVER ROCK ENERGY LLC (100%)
2024 6 101 1 RIVER ROCK ENERGY LLC (100%)
2024 7 100 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.