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Yearly and monthly production

Umbarger Rev. Trust 35-1 Lease
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Lease: Umbarger Rev. Trust 35-1
Operator: River Rock Operating, LLC
Location: T28S, R17E, Sec. 35
Cumulative Production: 278306 mcf (from 2006 to 2024)
KS Dept. of Revenue Lease Code: 226993
KS Dept. of Revenue Lease Name: UMBARGER TR35-1
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):
T28S R17E, Sec. 35, NW SE NE SE
Lease: Umbarger Rev. Trust 35-1
Operator: Quest Cherokee, LLC
Current Operator: River Rock Operating, LLC
API Number: 15-133-26475

Data are received monthly from the Kansas Department of Revenue.



Annual Gas Production, (mcf)

Year Production Wells
Production Plots

2006 14,649 1
2007 17,300 1
2008 15,629 1
2009 17,478 1
2010 23,543 1
2011 28,629 1
2012 28,066 1
2013 24,179 1
2014 19,672 1
2015 17,011 1
2016 15,417 1
2017 13,929 1
2018 11,092 1
2019 8,860 1
2020 6,843 1
2021 5,529 1
2022 4,721 1
2023 3,987 1
2024 1,772 1
Reported through 6-2024.
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 1766 1 PostRock Midcontinent Production LLC (100%)
2014 2 1465 1 PostRock Midcontinent Production LLC (100%)
2014 3 1796 1 PostRock Midcontinent Production LLC (100%)
2014 4 1602 1 PostRock Midcontinent Production LLC (100%)
2014 5 1712 1 PostRock Midcontinent Production LLC (100%)
2014 6 1656 1 PostRock Midcontinent Production LLC (100%)
2014 7 1683 1 PostRock Midcontinent Production LLC (100%)
2014 8 1660 1 PostRock Midcontinent Production LLC (100%)
2014 9 1568 1 PostRock Midcontinent Production LLC (100%)
2014 10 1670 1 PostRock Midcontinent Production LLC (100%)
2014 11 1549 1 PostRock Midcontinent Production LLC (100%)
2014 12 1545 1 PostRock Midcontinent Production LLC (100%)
2015 1 1769 1 PostRock Midcontinent Production LLC (100%)
2015 2 1542 1 PostRock Midcontinent Production LLC (100%)
2015 3 1335 1 PostRock Midcontinent Production LLC (100%)
2015 4 1381 1 PostRock Midcontinent Production LLC (100%)
2015 5 1448 1 PostRock Midcontinent Production LLC (100%)
2015 6 1393 1 PostRock Midcontinent Production LLC (100%)
2015 7 1431 1 PostRock Midcontinent Production LLC (100%)
2015 8 1394 1 PostRock Midcontinent Production LLC (100%)
2015 9 1369 1 PostRock Midcontinent Production LLC (100%)
2015 10 1388 1 PostRock Midcontinent Production LLC (100%)
2015 11 1265 1 PostRock Midcontinent Production LLC (100%)
2015 12 1296 1 PostRock Midcontinent Production LLC (100%)
2016 1 1249 1 PostRock Midcontinent Production LLC (100%)
2016 2 1176 1 PostRock Midcontinent Production LLC (100%)
2016 3 1242 1 PostRock Midcontinent Production LLC (100%)
2016 4 1191 1 PostRock Midcontinent Production LLC (100%)
2016 5 1232 1 PostRock Midcontinent Production LLC (100%)
2016 6 1374 1 RIVER ROCK ENERGY LLC (100%)
2016 7 1376 1 RIVER ROCK ENERGY LLC (100%)
2016 8 1362 1 RIVER ROCK ENERGY LLC (100%)
2016 9 1309 1 RIVER ROCK ENERGY LLC (100%)
2016 10 1342 1 RIVER ROCK ENERGY LLC (100%)
2016 11 1281 1 RIVER ROCK ENERGY LLC (100%)
2016 12 1283 1 RIVER ROCK ENERGY LLC (100%)
2017 1 1288 1 RIVER ROCK ENERGY LLC (100%)
2017 2 1158 1 RIVER ROCK ENERGY LLC (100%)
2017 3 1257 1 RIVER ROCK ENERGY LLC (100%)
2017 4 1200 1 RIVER ROCK ENERGY LLC (100%)
2017 5 1229 1 RIVER ROCK ENERGY LLC (100%)
2017 6 1179 1 RIVER ROCK ENERGY LLC (100%)
2017 7 1158 1 RIVER ROCK ENERGY LLC (100%)
2017 8 1153 1 RIVER ROCK ENERGY LLC (100%)
2017 9 1108 1 RIVER ROCK ENERGY LLC (100%)
2017 10 1125 1 RIVER ROCK ENERGY LLC (100%)
2017 11 1059 1 RIVER ROCK ENERGY LLC (100%)
2017 12 1015 1 RIVER ROCK ENERGY LLC (100%)
2018 1 1006 1 RIVER ROCK ENERGY LLC (100%)
2018 2 949 1 RIVER ROCK ENERGY LLC (100%)
2018 3 1040 1 RIVER ROCK ENERGY LLC (100%)
2018 4 947 1 RIVER ROCK ENERGY LLC (100%)
2018 5 951 1 RIVER ROCK ENERGY LLC (100%)
2018 6 901 1 RIVER ROCK ENERGY LLC (100%)
2018 7 921 1 RIVER ROCK ENERGY LLC (100%)
2018 8 911 1 RIVER ROCK ENERGY LLC (100%)
2018 9 874 1 RIVER ROCK ENERGY LLC (100%)
2018 10 884 1 RIVER ROCK ENERGY LLC (100%)
2018 11 856 1 RIVER ROCK ENERGY LLC (100%)
2018 12 852 1 RIVER ROCK ENERGY LLC (100%)
2019 1 826 1 RIVER ROCK ENERGY LLC (100%)
2019 2 701 1 RIVER ROCK ENERGY LLC (100%)
2019 3 791 1 RIVER ROCK ENERGY LLC (100%)
2019 4 778 1 RIVER ROCK ENERGY LLC (100%)
2019 5 791 1 RIVER ROCK ENERGY LLC (100%)
2019 6 746 1 RIVER ROCK ENERGY LLC (100%)
2019 7 751 1 RIVER ROCK ENERGY LLC (100%)
2019 8 736 1 RIVER ROCK ENERGY LLC (100%)
2019 9 700 1 RIVER ROCK ENERGY LLC (100%)
2019 10 706 1 RIVER ROCK ENERGY LLC (100%)
2019 11 663 1 RIVER ROCK ENERGY LLC (100%)
2019 12 671 1 RIVER ROCK ENERGY LLC (100%)
2020 1 654 1 RIVER ROCK ENERGY LLC (100%)
2020 2 588 1 RIVER ROCK ENERGY LLC (100%)
2020 3 620 1 RIVER ROCK ENERGY LLC (100%)
2020 4 592 1 RIVER ROCK ENERGY LLC (100%)
2020 5 598 1 RIVER ROCK ENERGY LLC (100%)
2020 6 568 1 RIVER ROCK ENERGY LLC (100%)
2020 7 574 1 RIVER ROCK ENERGY LLC (100%)
2020 8 564 1 RIVER ROCK ENERGY LLC (100%)
2020 9 538 1 RIVER ROCK ENERGY LLC (100%)
2020 10 507 1 RIVER ROCK ENERGY LLC (100%)
2020 11 498 1 RIVER ROCK ENERGY LLC (100%)
2020 12 542 1 RIVER ROCK ENERGY LLC (100%)
2021 1 526 1 RIVER ROCK ENERGY LLC (100%)
2021 2 284 1 RIVER ROCK ENERGY LLC (100%)
2021 3 600 1 RIVER ROCK ENERGY LLC (100%)
2021 4 510 1 RIVER ROCK ENERGY LLC (100%)
2021 5 511 1 RIVER ROCK ENERGY LLC (100%)
2021 6 418 1 RIVER ROCK ENERGY LLC (100%)
2021 7 485 1 RIVER ROCK ENERGY LLC (100%)
2021 8 471 1 RIVER ROCK ENERGY LLC (100%)
2021 9 447 1 RIVER ROCK ENERGY LLC (100%)
2021 10 449 1 RIVER ROCK ENERGY LLC (100%)
2021 11 392 1 RIVER ROCK ENERGY LLC (100%)
2021 12 436 1 RIVER ROCK ENERGY LLC (100%)
2022 1 407 1 RIVER ROCK ENERGY LLC (100%)
2022 2 367 1 RIVER ROCK ENERGY LLC (100%)
2022 3 469 1 RIVER ROCK ENERGY LLC (100%)
2022 4 438 1 RIVER ROCK ENERGY LLC (100%)
2022 5 421 1 RIVER ROCK ENERGY LLC (100%)
2022 6 328 1 RIVER ROCK ENERGY LLC (100%)
2022 7 428 1 RIVER ROCK ENERGY LLC (100%)
2022 8 418 1 RIVER ROCK ENERGY LLC (100%)
2022 9 378 1 RIVER ROCK ENERGY LLC (100%)
2022 10 383 1 RIVER ROCK ENERGY LLC (100%)
2022 11 336 1 RIVER ROCK ENERGY LLC (100%)
2022 12 348 1 RIVER ROCK ENERGY LLC (100%)
2023 1 357 1 RIVER ROCK ENERGY LLC (100%)
2023 2 322 1 RIVER ROCK ENERGY LLC (100%)
2023 3 347 1 RIVER ROCK ENERGY LLC (100%)
2023 4 340 1 RIVER ROCK ENERGY LLC (100%)
2023 5 346 1 RIVER ROCK ENERGY LLC (100%)
2023 6 328 1 RIVER ROCK ENERGY LLC (100%)
2023 7 335 1 RIVER ROCK ENERGY LLC (100%)
2023 8 329 1 RIVER ROCK ENERGY LLC (100%)
2023 9 317 1 RIVER ROCK ENERGY LLC (100%)
2023 10 323 1 RIVER ROCK ENERGY LLC (100%)
2023 11 308 1 RIVER ROCK ENERGY LLC (100%)
2023 12 335 1 RIVER ROCK ENERGY LLC (100%)
2024 1 291 1 RIVER ROCK ENERGY LLC (100%)
2024 2 289 1 RIVER ROCK ENERGY LLC (100%)
2024 3 303 1 RIVER ROCK ENERGY LLC (100%)
2024 4 293 1 RIVER ROCK ENERGY LLC (100%)
2024 5 303 1 RIVER ROCK ENERGY LLC (100%)
2024 6 293 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.