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Yearly and monthly production

Lange, Gregory 30-1 Lease
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Lease: Lange, Gregory 30-1
Operator: River Rock Operating, LLC
Location: T29S, R16E, Sec. 30
Cumulative Production: 159550 mcf (from 2006 to 2024)
KS Dept. of Revenue Lease Code: 227480
KS Dept. of Revenue Lease Name: LANGE,G. 30-1
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):
T29S R16E, Sec. 30, SE NW NE SW
Lease: Lange, Gregory 30-1
Operator: Quest Cherokee, LLC
Current Operator: River Rock Operating, LLC
API Number: 15-205-26499

Data are received monthly from the Kansas Department of Revenue.



Annual Gas Production, (mcf)

Year Production Wells
Production Plots

2006 4,053 1
2007 24,488 1
2008 18,096 1
2009 12,783 1
2010 11,657 1
2011 9,445 1
2012 8,194 1
2013 7,784 1
2014 7,249 1
2015 6,547 1
2016 5,960 1
2017 6,854 1
2018 5,570 1
2019 6,160 1
2020 6,147 1
2021 5,834 1
2022 5,227 1
2023 4,848 1
2024 2,654 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 1 663 1 PostRock Midcontinent Production LLC (100%)
2014 2 571 1 PostRock Midcontinent Production LLC (100%)
2014 3 653 1 PostRock Midcontinent Production LLC (100%)
2014 4 622 1 PostRock Midcontinent Production LLC (100%)
2014 5 637 1 PostRock Midcontinent Production LLC (100%)
2014 6 596 1 PostRock Midcontinent Production LLC (100%)
2014 7 606 1 PostRock Midcontinent Production LLC (100%)
2014 8 601 1 PostRock Midcontinent Production LLC (100%)
2014 9 578 1 PostRock Midcontinent Production LLC (100%)
2014 10 575 1 PostRock Midcontinent Production LLC (100%)
2014 11 563 1 PostRock Midcontinent Production LLC (100%)
2014 12 584 1 PostRock Midcontinent Production LLC (100%)
2015 1 632 1 PostRock Midcontinent Production LLC (100%)
2015 2 601 1 PostRock Midcontinent Production LLC (100%)
2015 3 558 1 PostRock Midcontinent Production LLC (100%)
2015 4 507 1 PostRock Midcontinent Production LLC (100%)
2015 5 564 1 PostRock Midcontinent Production LLC (100%)
2015 6 494 1 PostRock Midcontinent Production LLC (100%)
2015 7 447 1 PostRock Midcontinent Production LLC (100%)
2015 8 573 1 PostRock Midcontinent Production LLC (100%)
2015 9 549 1 PostRock Midcontinent Production LLC (100%)
2015 10 548 1 PostRock Midcontinent Production LLC (100%)
2015 11 527 1 PostRock Midcontinent Production LLC (100%)
2015 12 547 1 PostRock Midcontinent Production LLC (100%)
2016 1 541 1 PostRock Midcontinent Production LLC (100%)
2016 2 520 1 PostRock Midcontinent Production LLC (100%)
2016 3 534 1 PostRock Midcontinent Production LLC (100%)
2016 4 441 1 PostRock Midcontinent Production LLC (100%)
2016 5 403 1 PostRock Midcontinent Production LLC (100%)
2016 6 428 1 RIVER ROCK ENERGY LLC (100%)
2016 7 256 1 RIVER ROCK ENERGY LLC (100%)
2016 8 419 1 RIVER ROCK ENERGY LLC (100%)
2016 9 670 1 RIVER ROCK ENERGY LLC (100%)
2016 10 576 1 RIVER ROCK ENERGY LLC (100%)
2016 11 536 1 RIVER ROCK ENERGY LLC (100%)
2016 12 636 1 RIVER ROCK ENERGY LLC (100%)
2017 1 604 1 RIVER ROCK ENERGY LLC (100%)
2017 2 549 1 RIVER ROCK ENERGY LLC (100%)
2017 3 603 1 RIVER ROCK ENERGY LLC (100%)
2017 4 583 1 RIVER ROCK ENERGY LLC (100%)
2017 5 600 1 RIVER ROCK ENERGY LLC (100%)
2017 6 573 1 RIVER ROCK ENERGY LLC (100%)
2017 7 565 1 RIVER ROCK ENERGY LLC (100%)
2017 8 554 1 RIVER ROCK ENERGY LLC (100%)
2017 9 569 1 RIVER ROCK ENERGY LLC (100%)
2017 10 569 1 RIVER ROCK ENERGY LLC (100%)
2017 11 543 1 RIVER ROCK ENERGY LLC (100%)
2017 12 542 1 RIVER ROCK ENERGY LLC (100%)
2018 1 497 1 RIVER ROCK ENERGY LLC (100%)
2018 2 450 1 RIVER ROCK ENERGY LLC (100%)
2018 3 455 1 RIVER ROCK ENERGY LLC (100%)
2018 4 416 1 RIVER ROCK ENERGY LLC (100%)
2018 5 415 1 RIVER ROCK ENERGY LLC (100%)
2018 6 367 1 RIVER ROCK ENERGY LLC (100%)
2018 7 418 1 RIVER ROCK ENERGY LLC (100%)
2018 8 436 1 RIVER ROCK ENERGY LLC (100%)
2018 9 479 1 RIVER ROCK ENERGY LLC (100%)
2018 10 533 1 RIVER ROCK ENERGY LLC (100%)
2018 11 547 1 RIVER ROCK ENERGY LLC (100%)
2018 12 557 1 RIVER ROCK ENERGY LLC (100%)
2019 1 537 1 RIVER ROCK ENERGY LLC (100%)
2019 2 492 1 RIVER ROCK ENERGY LLC (100%)
2019 3 534 1 RIVER ROCK ENERGY LLC (100%)
2019 4 524 1 RIVER ROCK ENERGY LLC (100%)
2019 5 536 1 RIVER ROCK ENERGY LLC (100%)
2019 6 514 1 RIVER ROCK ENERGY LLC (100%)
2019 7 532 1 RIVER ROCK ENERGY LLC (100%)
2019 8 521 1 RIVER ROCK ENERGY LLC (100%)
2019 9 495 1 RIVER ROCK ENERGY LLC (100%)
2019 10 503 1 RIVER ROCK ENERGY LLC (100%)
2019 11 475 1 RIVER ROCK ENERGY LLC (100%)
2019 12 497 1 RIVER ROCK ENERGY LLC (100%)
2020 1 490 1 RIVER ROCK ENERGY LLC (100%)
2020 2 470 1 RIVER ROCK ENERGY LLC (100%)
2020 3 500 1 RIVER ROCK ENERGY LLC (100%)
2020 4 471 1 RIVER ROCK ENERGY LLC (100%)
2020 5 497 1 RIVER ROCK ENERGY LLC (100%)
2020 6 536 1 RIVER ROCK ENERGY LLC (100%)
2020 7 548 1 RIVER ROCK ENERGY LLC (100%)
2020 8 535 1 RIVER ROCK ENERGY LLC (100%)
2020 9 519 1 RIVER ROCK ENERGY LLC (100%)
2020 10 526 1 RIVER ROCK ENERGY LLC (100%)
2020 11 524 1 RIVER ROCK ENERGY LLC (100%)
2020 12 531 1 RIVER ROCK ENERGY LLC (100%)
2021 1 521 1 RIVER ROCK ENERGY LLC (100%)
2021 2 450 1 RIVER ROCK ENERGY LLC (100%)
2021 3 493 1 RIVER ROCK ENERGY LLC (100%)
2021 4 344 1 RIVER ROCK ENERGY LLC (100%)
2021 5 424 1 RIVER ROCK ENERGY LLC (100%)
2021 6 494 1 RIVER ROCK ENERGY LLC (100%)
2021 7 601 1 RIVER ROCK ENERGY LLC (100%)
2021 8 620 1 RIVER ROCK ENERGY LLC (100%)
2021 9 523 1 RIVER ROCK ENERGY LLC (100%)
2021 10 496 1 RIVER ROCK ENERGY LLC (100%)
2021 11 427 1 RIVER ROCK ENERGY LLC (100%)
2021 12 441 1 RIVER ROCK ENERGY LLC (100%)
2022 1 425 1 RIVER ROCK ENERGY LLC (100%)
2022 2 377 1 RIVER ROCK ENERGY LLC (100%)
2022 3 437 1 RIVER ROCK ENERGY LLC (100%)
2022 4 426 1 RIVER ROCK ENERGY LLC (100%)
2022 5 441 1 RIVER ROCK ENERGY LLC (100%)
2022 6 426 1 RIVER ROCK ENERGY LLC (100%)
2022 7 463 1 RIVER ROCK ENERGY LLC (100%)
2022 8 455 1 RIVER ROCK ENERGY LLC (100%)
2022 9 428 1 RIVER ROCK ENERGY LLC (100%)
2022 10 470 1 RIVER ROCK ENERGY LLC (100%)
2022 11 439 1 RIVER ROCK ENERGY LLC (100%)
2022 12 440 1 RIVER ROCK ENERGY LLC (100%)
2023 1 441 1 RIVER ROCK ENERGY LLC (100%)
2023 2 392 1 RIVER ROCK ENERGY LLC (100%)
2023 3 426 1 RIVER ROCK ENERGY LLC (100%)
2023 4 410 1 RIVER ROCK ENERGY LLC (100%)
2023 5 421 1 RIVER ROCK ENERGY LLC (100%)
2023 6 375 1 RIVER ROCK ENERGY LLC (100%)
2023 7 394 1 RIVER ROCK ENERGY LLC (100%)
2023 8 413 1 RIVER ROCK ENERGY LLC (100%)
2023 9 402 1 RIVER ROCK ENERGY LLC (100%)
2023 10 405 1 RIVER ROCK ENERGY LLC (100%)
2023 11 379 1 RIVER ROCK ENERGY LLC (100%)
2023 12 390 1 RIVER ROCK ENERGY LLC (100%)
2024 1 341 1 RIVER ROCK ENERGY LLC (100%)
2024 2 359 1 RIVER ROCK ENERGY LLC (100%)
2024 3 387 1 RIVER ROCK ENERGY LLC (100%)
2024 4 385 1 RIVER ROCK ENERGY LLC (100%)
2024 5 405 1 RIVER ROCK ENERGY LLC (100%)
2024 6 383 1 RIVER ROCK ENERGY LLC (100%)
2024 7 394 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.