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Yearly and monthly production

Umbarger Rev. Trust 35-2 Lease
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Lease: Umbarger Rev. Trust 35-2
Operator: River Rock Operating, LLC
Location: T28S, R17E, Sec. 35
Cumulative Production: 172845 mcf (from 2007 to 2024)
KS Dept. of Revenue Lease Code: 229357
KS Dept. of Revenue Lease Name: UMBARGER TR35-2
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, SW SE
Lease: Umbarger Rev. Trust 35-2
Operator: Quest Cherokee, LLC
Current Operator: River Rock Operating, LLC
API Number: 15-133-26857

Data are received monthly from the Kansas Department of Revenue.



Annual Gas Production, (mcf)

Year Production Wells
Production Plots

2007 5,761 1
2008 15,602 1
2009 16,261 1
2010 19,206 1
2011 20,770 1
2012 19,565 1
2013 16,519 1
2014 13,239 1
2015 10,266 1
2016 8,646 1
2017 6,893 1
2018 4,755 1
2019 3,489 1
2020 2,814 1
2021 2,599 1
2022 2,544 1
2023 2,517 1
2024 1,399 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 1228 1 PostRock Midcontinent Production LLC (100%)
2014 2 1066 1 PostRock Midcontinent Production LLC (100%)
2014 3 1186 1 PostRock Midcontinent Production LLC (100%)
2014 4 1132 1 PostRock Midcontinent Production LLC (100%)
2014 5 1157 1 PostRock Midcontinent Production LLC (100%)
2014 6 1103 1 PostRock Midcontinent Production LLC (100%)
2014 7 1115 1 PostRock Midcontinent Production LLC (100%)
2014 8 1102 1 PostRock Midcontinent Production LLC (100%)
2014 9 1045 1 PostRock Midcontinent Production LLC (100%)
2014 10 1100 1 PostRock Midcontinent Production LLC (100%)
2014 11 997 1 PostRock Midcontinent Production LLC (100%)
2014 12 1008 1 PostRock Midcontinent Production LLC (100%)
2015 1 1144 1 PostRock Midcontinent Production LLC (100%)
2015 2 847 1 PostRock Midcontinent Production LLC (100%)
2015 3 357 1 PostRock Midcontinent Production LLC (100%)
2015 4 942 1 PostRock Midcontinent Production LLC (100%)
2015 5 960 1 PostRock Midcontinent Production LLC (100%)
2015 6 902 1 PostRock Midcontinent Production LLC (100%)
2015 7 897 1 PostRock Midcontinent Production LLC (100%)
2015 8 902 1 PostRock Midcontinent Production LLC (100%)
2015 9 861 1 PostRock Midcontinent Production LLC (100%)
2015 10 873 1 PostRock Midcontinent Production LLC (100%)
2015 11 794 1 PostRock Midcontinent Production LLC (100%)
2015 12 787 1 PostRock Midcontinent Production LLC (100%)
2016 1 742 1 PostRock Midcontinent Production LLC (100%)
2016 2 707 1 PostRock Midcontinent Production LLC (100%)
2016 3 741 1 PostRock Midcontinent Production LLC (100%)
2016 4 706 1 PostRock Midcontinent Production LLC (100%)
2016 5 718 1 PostRock Midcontinent Production LLC (100%)
2016 6 725 1 RIVER ROCK ENERGY LLC (100%)
2016 7 772 1 RIVER ROCK ENERGY LLC (100%)
2016 8 753 1 RIVER ROCK ENERGY LLC (100%)
2016 9 714 1 RIVER ROCK ENERGY LLC (100%)
2016 10 721 1 RIVER ROCK ENERGY LLC (100%)
2016 11 677 1 RIVER ROCK ENERGY LLC (100%)
2016 12 670 1 RIVER ROCK ENERGY LLC (100%)
2017 1 658 1 RIVER ROCK ENERGY LLC (100%)
2017 2 593 1 RIVER ROCK ENERGY LLC (100%)
2017 3 642 1 RIVER ROCK ENERGY LLC (100%)
2017 4 611 1 RIVER ROCK ENERGY LLC (100%)
2017 5 594 1 RIVER ROCK ENERGY LLC (100%)
2017 6 590 1 RIVER ROCK ENERGY LLC (100%)
2017 7 587 1 RIVER ROCK ENERGY LLC (100%)
2017 8 457 1 RIVER ROCK ENERGY LLC (100%)
2017 9 570 1 RIVER ROCK ENERGY LLC (100%)
2017 10 580 1 RIVER ROCK ENERGY LLC (100%)
2017 11 467 1 RIVER ROCK ENERGY LLC (100%)
2017 12 544 1 RIVER ROCK ENERGY LLC (100%)
2018 1 490 1 RIVER ROCK ENERGY LLC (100%)
2018 2 439 1 RIVER ROCK ENERGY LLC (100%)
2018 3 475 1 RIVER ROCK ENERGY LLC (100%)
2018 4 428 1 RIVER ROCK ENERGY LLC (100%)
2018 5 425 1 RIVER ROCK ENERGY LLC (100%)
2018 6 356 1 RIVER ROCK ENERGY LLC (100%)
2018 7 343 1 RIVER ROCK ENERGY LLC (100%)
2018 8 328 1 RIVER ROCK ENERGY LLC (100%)
2018 9 405 1 RIVER ROCK ENERGY LLC (100%)
2018 10 373 1 RIVER ROCK ENERGY LLC (100%)
2018 11 346 1 RIVER ROCK ENERGY LLC (100%)
2018 12 347 1 RIVER ROCK ENERGY LLC (100%)
2019 1 340 1 RIVER ROCK ENERGY LLC (100%)
2019 2 291 1 RIVER ROCK ENERGY LLC (100%)
2019 3 328 1 RIVER ROCK ENERGY LLC (100%)
2019 4 317 1 RIVER ROCK ENERGY LLC (100%)
2019 5 318 1 RIVER ROCK ENERGY LLC (100%)
2019 6 294 1 RIVER ROCK ENERGY LLC (100%)
2019 7 289 1 RIVER ROCK ENERGY LLC (100%)
2019 8 280 1 RIVER ROCK ENERGY LLC (100%)
2019 9 262 1 RIVER ROCK ENERGY LLC (100%)
2019 10 266 1 RIVER ROCK ENERGY LLC (100%)
2019 11 250 1 RIVER ROCK ENERGY LLC (100%)
2019 12 254 1 RIVER ROCK ENERGY LLC (100%)
2020 1 249 1 RIVER ROCK ENERGY LLC (100%)
2020 2 229 1 RIVER ROCK ENERGY LLC (100%)
2020 3 247 1 RIVER ROCK ENERGY LLC (100%)
2020 4 238 1 RIVER ROCK ENERGY LLC (100%)
2020 5 245 1 RIVER ROCK ENERGY LLC (100%)
2020 6 235 1 RIVER ROCK ENERGY LLC (100%)
2020 7 239 1 RIVER ROCK ENERGY LLC (100%)
2020 8 234 1 RIVER ROCK ENERGY LLC (100%)
2020 9 225 1 RIVER ROCK ENERGY LLC (100%)
2020 10 229 1 RIVER ROCK ENERGY LLC (100%)
2020 11 221 1 RIVER ROCK ENERGY LLC (100%)
2020 12 223 1 RIVER ROCK ENERGY LLC (100%)
2021 1 223 1 RIVER ROCK ENERGY LLC (100%)
2021 2 190 1 RIVER ROCK ENERGY LLC (100%)
2021 3 229 1 RIVER ROCK ENERGY LLC (100%)
2021 4 220 1 RIVER ROCK ENERGY LLC (100%)
2021 5 226 1 RIVER ROCK ENERGY LLC (100%)
2021 6 216 1 RIVER ROCK ENERGY LLC (100%)
2021 7 223 1 RIVER ROCK ENERGY LLC (100%)
2021 8 227 1 RIVER ROCK ENERGY LLC (100%)
2021 9 214 1 RIVER ROCK ENERGY LLC (100%)
2021 10 221 1 RIVER ROCK ENERGY LLC (100%)
2021 11 202 1 RIVER ROCK ENERGY LLC (100%)
2021 12 208 1 RIVER ROCK ENERGY LLC (100%)
2022 1 195 1 RIVER ROCK ENERGY LLC (100%)
2022 2 183 1 RIVER ROCK ENERGY LLC (100%)
2022 3 205 1 RIVER ROCK ENERGY LLC (100%)
2022 4 203 1 RIVER ROCK ENERGY LLC (100%)
2022 5 211 1 RIVER ROCK ENERGY LLC (100%)
2022 6 198 1 RIVER ROCK ENERGY LLC (100%)
2022 7 197 1 RIVER ROCK ENERGY LLC (100%)
2022 8 211 1 RIVER ROCK ENERGY LLC (100%)
2022 9 247 1 RIVER ROCK ENERGY LLC (100%)
2022 10 240 1 RIVER ROCK ENERGY LLC (100%)
2022 11 227 1 RIVER ROCK ENERGY LLC (100%)
2022 12 227 1 RIVER ROCK ENERGY LLC (100%)
2023 1 222 1 RIVER ROCK ENERGY LLC (100%)
2023 2 211 1 RIVER ROCK ENERGY LLC (100%)
2023 3 235 1 RIVER ROCK ENERGY LLC (100%)
2023 4 231 1 RIVER ROCK ENERGY LLC (100%)
2023 5 238 1 RIVER ROCK ENERGY LLC (100%)
2023 6 229 1 RIVER ROCK ENERGY LLC (100%)
2023 7 232 1 RIVER ROCK ENERGY LLC (100%)
2023 8 229 1 RIVER ROCK ENERGY LLC (100%)
2023 9 217 1 RIVER ROCK ENERGY LLC (100%)
2023 10 192 1 RIVER ROCK ENERGY LLC (100%)
2023 11 174 1 RIVER ROCK ENERGY LLC (100%)
2023 12 107 1 RIVER ROCK ENERGY LLC (100%)
2024 1 169 1 RIVER ROCK ENERGY LLC (100%)
2024 2 198 1 RIVER ROCK ENERGY LLC (100%)
2024 3 218 1 RIVER ROCK ENERGY LLC (100%)
2024 4 220 1 RIVER ROCK ENERGY LLC (100%)
2024 5 192 1 RIVER ROCK ENERGY LLC (100%)
2024 6 199 1 RIVER ROCK ENERGY LLC (100%)
2024 7 203 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.