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Yearly and monthly production

Mustain, Donald R. 21-1 Lease
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Lease: Mustain, Donald R. 21-1
Operator: River Rock Operating, LLC
Location: T28S, R16E, Sec. 21
Cumulative Production: 69332 mcf (from 2006 to 2024)
KS Dept. of Revenue Lease Code: 227870
KS Dept. of Revenue Lease Name: MUSTAIN,D. 21-1
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 R16E, Sec. 21, SW NE SE SW
Lease: Mustain, Donald R. 21-1
Operator: Quest Cherokee, LLC
Current Operator: River Rock Operating, LLC
API Number: 15-205-26544

Data are received monthly from the Kansas Department of Revenue.



Annual Gas Production, (mcf)

Year Production Wells
Production Plots

2006 986 1
2007 5,389 1
2008 5,547 1
2009 2,117 1
2010 4,575 1
2011 5,161 1
2012 4,426 1
2013 5,056 1
2014 4,783 1
2015 4,859 1
2016 4,349 1
2017 4,040 1
2018 4,382 1
2019 3,282 1
2020 2,170 1
2021 1,993 1
2022 2,516 1
2023 2,582 1
2024 1,119 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 1 458 1 PostRock Midcontinent Production LLC (100%)
2014 2 397 1 PostRock Midcontinent Production LLC (100%)
2014 3 400 1 PostRock Midcontinent Production LLC (100%)
2014 4 404 1 PostRock Midcontinent Production LLC (100%)
2014 5 435 1 PostRock Midcontinent Production LLC (100%)
2014 6 436 1 PostRock Midcontinent Production LLC (100%)
2014 7 435 1 PostRock Midcontinent Production LLC (100%)
2014 8 417 1 PostRock Midcontinent Production LLC (100%)
2014 9 380 1 PostRock Midcontinent Production LLC (100%)
2014 10 386 1 PostRock Midcontinent Production LLC (100%)
2014 11 260 1 PostRock Midcontinent Production LLC (100%)
2014 12 375 1 PostRock Midcontinent Production LLC (100%)
2015 1 469 1 PostRock Midcontinent Production LLC (100%)
2015 2 385 1 PostRock Midcontinent Production LLC (100%)
2015 3 382 1 PostRock Midcontinent Production LLC (100%)
2015 4 347 1 PostRock Midcontinent Production LLC (100%)
2015 5 429 1 PostRock Midcontinent Production LLC (100%)
2015 6 430 1 PostRock Midcontinent Production LLC (100%)
2015 7 435 1 PostRock Midcontinent Production LLC (100%)
2015 8 420 1 PostRock Midcontinent Production LLC (100%)
2015 9 397 1 PostRock Midcontinent Production LLC (100%)
2015 10 387 1 PostRock Midcontinent Production LLC (100%)
2015 11 396 1 PostRock Midcontinent Production LLC (100%)
2015 12 382 1 PostRock Midcontinent Production LLC (100%)
2016 1 370 1 PostRock Midcontinent Production LLC (100%)
2016 2 358 1 PostRock Midcontinent Production LLC (100%)
2016 3 347 1 PostRock Midcontinent Production LLC (100%)
2016 4 283 1 PostRock Midcontinent Production LLC (100%)
2016 5 371 1 PostRock Midcontinent Production LLC (100%)
2016 6 478 1 RIVER ROCK ENERGY LLC (100%)
2016 7 423 1 RIVER ROCK ENERGY LLC (100%)
2016 8 421 1 RIVER ROCK ENERGY LLC (100%)
2016 9 406 1 RIVER ROCK ENERGY LLC (100%)
2016 10 399 1 RIVER ROCK ENERGY LLC (100%)
2016 11 306 1 RIVER ROCK ENERGY LLC (100%)
2016 12 187 1 RIVER ROCK ENERGY LLC (100%)
2017 1 103 1 RIVER ROCK ENERGY LLC (100%)
2017 2 143 1 RIVER ROCK ENERGY LLC (100%)
2017 3 284 1 RIVER ROCK ENERGY LLC (100%)
2017 4 323 1 RIVER ROCK ENERGY LLC (100%)
2017 5 365 1 RIVER ROCK ENERGY LLC (100%)
2017 6 383 1 RIVER ROCK ENERGY LLC (100%)
2017 7 404 1 RIVER ROCK ENERGY LLC (100%)
2017 8 405 1 RIVER ROCK ENERGY LLC (100%)
2017 9 404 1 RIVER ROCK ENERGY LLC (100%)
2017 10 416 1 RIVER ROCK ENERGY LLC (100%)
2017 11 402 1 RIVER ROCK ENERGY LLC (100%)
2017 12 408 1 RIVER ROCK ENERGY LLC (100%)
2018 1 408 1 RIVER ROCK ENERGY LLC (100%)
2018 2 383 1 RIVER ROCK ENERGY LLC (100%)
2018 3 432 1 RIVER ROCK ENERGY LLC (100%)
2018 4 345 1 RIVER ROCK ENERGY LLC (100%)
2018 5 353 1 RIVER ROCK ENERGY LLC (100%)
2018 6 346 1 RIVER ROCK ENERGY LLC (100%)
2018 7 358 1 RIVER ROCK ENERGY LLC (100%)
2018 8 353 1 RIVER ROCK ENERGY LLC (100%)
2018 9 348 1 RIVER ROCK ENERGY LLC (100%)
2018 10 367 1 RIVER ROCK ENERGY LLC (100%)
2018 11 348 1 RIVER ROCK ENERGY LLC (100%)
2018 12 341 1 RIVER ROCK ENERGY LLC (100%)
2019 1 348 1 RIVER ROCK ENERGY LLC (100%)
2019 2 303 1 RIVER ROCK ENERGY LLC (100%)
2019 3 341 1 RIVER ROCK ENERGY LLC (100%)
2019 4 341 1 RIVER ROCK ENERGY LLC (100%)
2019 5 321 1 RIVER ROCK ENERGY LLC (100%)
2019 6 291 1 RIVER ROCK ENERGY LLC (100%)
2019 7 286 1 RIVER ROCK ENERGY LLC (100%)
2019 8 267 1 RIVER ROCK ENERGY LLC (100%)
2019 9 240 1 RIVER ROCK ENERGY LLC (100%)
2019 10 206 1 RIVER ROCK ENERGY LLC (100%)
2019 11 117 1 RIVER ROCK ENERGY LLC (100%)
2019 12 221 1 RIVER ROCK ENERGY LLC (100%)
2020 1 312 1 RIVER ROCK ENERGY LLC (100%)
2020 2 287 1 RIVER ROCK ENERGY LLC (100%)
2020 3 300 1 RIVER ROCK ENERGY LLC (100%)
2020 4 283 1 RIVER ROCK ENERGY LLC (100%)
2020 5 293 1 RIVER ROCK ENERGY LLC (100%)
2020 6 247 1 RIVER ROCK ENERGY LLC (100%)
2020 7 221 1 RIVER ROCK ENERGY LLC (100%)
2020 8 175 1 RIVER ROCK ENERGY LLC (100%)
2020 9 52 1 RIVER ROCK ENERGY LLC (100%)
2021 2 139 1 RIVER ROCK ENERGY LLC (100%)
2021 3 240 1 RIVER ROCK ENERGY LLC (100%)
2021 4 219 1 RIVER ROCK ENERGY LLC (100%)
2021 5 219 1 RIVER ROCK ENERGY LLC (100%)
2021 6 200 1 RIVER ROCK ENERGY LLC (100%)
2021 7 207 1 RIVER ROCK ENERGY LLC (100%)
2021 8 189 1 RIVER ROCK ENERGY LLC (100%)
2021 9 168 1 RIVER ROCK ENERGY LLC (100%)
2021 10 173 1 RIVER ROCK ENERGY LLC (100%)
2021 11 144 1 RIVER ROCK ENERGY LLC (100%)
2021 12 95 1 RIVER ROCK ENERGY LLC (100%)
2022 1 210 1 RIVER ROCK ENERGY LLC (100%)
2022 2 182 1 RIVER ROCK ENERGY LLC (100%)
2022 3 227 1 RIVER ROCK ENERGY LLC (100%)
2022 4 229 1 RIVER ROCK ENERGY LLC (100%)
2022 5 232 1 RIVER ROCK ENERGY LLC (100%)
2022 6 224 1 RIVER ROCK ENERGY LLC (100%)
2022 7 216 1 RIVER ROCK ENERGY LLC (100%)
2022 8 209 1 RIVER ROCK ENERGY LLC (100%)
2022 9 199 1 RIVER ROCK ENERGY LLC (100%)
2022 10 205 1 RIVER ROCK ENERGY LLC (100%)
2022 11 194 1 RIVER ROCK ENERGY LLC (100%)
2022 12 189 1 RIVER ROCK ENERGY LLC (100%)
2023 1 199 1 RIVER ROCK ENERGY LLC (100%)
2023 2 190 1 RIVER ROCK ENERGY LLC (100%)
2023 3 224 1 RIVER ROCK ENERGY LLC (100%)
2023 4 216 1 RIVER ROCK ENERGY LLC (100%)
2023 5 223 1 RIVER ROCK ENERGY LLC (100%)
2023 6 199 1 RIVER ROCK ENERGY LLC (100%)
2023 7 220 1 RIVER ROCK ENERGY LLC (100%)
2023 8 227 1 RIVER ROCK ENERGY LLC (100%)
2023 9 221 1 RIVER ROCK ENERGY LLC (100%)
2023 10 228 1 RIVER ROCK ENERGY LLC (100%)
2023 11 214 1 RIVER ROCK ENERGY LLC (100%)
2023 12 221 1 RIVER ROCK ENERGY LLC (100%)
2024 1 200 1 RIVER ROCK ENERGY LLC (100%)
2024 2 196 1 RIVER ROCK ENERGY LLC (100%)
2024 3 199 1 RIVER ROCK ENERGY LLC (100%)
2024 4 183 1 RIVER ROCK ENERGY LLC (100%)
2024 5 183 1 RIVER ROCK ENERGY LLC (100%)
2024 6 158 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.