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Yearly and monthly production

Follmer, William C. 26-1 Lease 		Save To File
Lease: Follmer, William C. 26-1
Operator: River Rock Operating, LLC
Location: T28S, R16E, Sec. 26
Cumulative Production: 68714 mcf (from 2011 to 2024)
KS Dept. of Revenue Lease Code: 232790
KS Dept. of Revenue Lease Name: FOLLMER,W. 26-1
View T1 PDF (from KCC)
Field: Cherokee Basin Coal Area
County: Wilson
Producing Zone:
Well Data (may be an incomplete list):
T28S R16E, Sec. 26, NE SW
Lease: Follmer, William C. 26-1
Operator: PostRock Midcontinent Production LLC
Current Operator: River Rock Operating, LLC
API Number: 15-205-27902

Data are received monthly from the Kansas Department of Revenue.


Annual Gas Production, (mcf)

Year Production Wells
Production Plots

2011 3,374 1
2012 9,083 1
2013 7,712 1
2014 6,612 1
2015 6,089 1
2016 5,578 1
2017 5,191 1
2018 4,779 1
2019 4,355 1
2020 4,051 1
2021 3,404 1
2022 3,371 1
2023 3,282 1
2024 1,833 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 1 589 1 PostRock Midcontinent Production LLC (100%)
2014 2 535 1 PostRock Midcontinent Production LLC (100%)
2014 3 549 1 PostRock Midcontinent Production LLC (100%)
2014 4 545 1 PostRock Midcontinent Production LLC (100%)
2014 5 560 1 PostRock Midcontinent Production LLC (100%)
2014 6 551 1 PostRock Midcontinent Production LLC (100%)
2014 7 557 1 PostRock Midcontinent Production LLC (100%)
2014 8 544 1 PostRock Midcontinent Production LLC (100%)
2014 9 519 1 PostRock Midcontinent Production LLC (100%)
2014 10 584 1 PostRock Midcontinent Production LLC (100%)
2014 11 532 1 PostRock Midcontinent Production LLC (100%)
2014 12 547 1 PostRock Midcontinent Production LLC (100%)
2015 1 598 1 PostRock Midcontinent Production LLC (100%)
2015 2 522 1 PostRock Midcontinent Production LLC (100%)
2015 3 532 1 PostRock Midcontinent Production LLC (100%)
2015 4 517 1 PostRock Midcontinent Production LLC (100%)
2015 5 540 1 PostRock Midcontinent Production LLC (100%)
2015 6 494 1 PostRock Midcontinent Production LLC (100%)
2015 7 499 1 PostRock Midcontinent Production LLC (100%)
2015 8 494 1 PostRock Midcontinent Production LLC (100%)
2015 9 475 1 PostRock Midcontinent Production LLC (100%)
2015 10 496 1 PostRock Midcontinent Production LLC (100%)
2015 11 470 1 PostRock Midcontinent Production LLC (100%)
2015 12 452 1 PostRock Midcontinent Production LLC (100%)
2016 1 455 1 PostRock Midcontinent Production LLC (100%)
2016 2 427 1 PostRock Midcontinent Production LLC (100%)
2016 3 453 1 PostRock Midcontinent Production LLC (100%)
2016 4 437 1 PostRock Midcontinent Production LLC (100%)
2016 5 450 1 PostRock Midcontinent Production LLC (100%)
2016 6 484 1 RIVER ROCK ENERGY LLC (100%)
2016 7 497 1 RIVER ROCK ENERGY LLC (100%)
2016 8 483 1 RIVER ROCK ENERGY LLC (100%)
2016 9 475 1 RIVER ROCK ENERGY LLC (100%)
2016 10 496 1 RIVER ROCK ENERGY LLC (100%)
2016 11 446 1 RIVER ROCK ENERGY LLC (100%)
2016 12 475 1 RIVER ROCK ENERGY LLC (100%)
2017 1 330 1 RIVER ROCK ENERGY LLC (100%)
2017 2 474 1 RIVER ROCK ENERGY LLC (100%)
2017 3 495 1 RIVER ROCK ENERGY LLC (100%)
2017 4 472 1 RIVER ROCK ENERGY LLC (100%)
2017 5 462 1 RIVER ROCK ENERGY LLC (100%)
2017 6 429 1 RIVER ROCK ENERGY LLC (100%)
2017 7 426 1 RIVER ROCK ENERGY LLC (100%)
2017 8 410 1 RIVER ROCK ENERGY LLC (100%)
2017 9 422 1 RIVER ROCK ENERGY LLC (100%)
2017 10 429 1 RIVER ROCK ENERGY LLC (100%)
2017 11 399 1 RIVER ROCK ENERGY LLC (100%)
2017 12 443 1 RIVER ROCK ENERGY LLC (100%)
2018 1 458 1 RIVER ROCK ENERGY LLC (100%)
2018 2 439 1 RIVER ROCK ENERGY LLC (100%)
2018 3 485 1 RIVER ROCK ENERGY LLC (100%)
2018 4 388 1 RIVER ROCK ENERGY LLC (100%)
2018 5 385 1 RIVER ROCK ENERGY LLC (100%)
2018 6 373 1 RIVER ROCK ENERGY LLC (100%)
2018 7 380 1 RIVER ROCK ENERGY LLC (100%)
2018 8 379 1 RIVER ROCK ENERGY LLC (100%)
2018 9 370 1 RIVER ROCK ENERGY LLC (100%)
2018 10 380 1 RIVER ROCK ENERGY LLC (100%)
2018 11 363 1 RIVER ROCK ENERGY LLC (100%)
2018 12 379 1 RIVER ROCK ENERGY LLC (100%)
2019 1 386 1 RIVER ROCK ENERGY LLC (100%)
2019 2 349 1 RIVER ROCK ENERGY LLC (100%)
2019 3 376 1 RIVER ROCK ENERGY LLC (100%)
2019 4 366 1 RIVER ROCK ENERGY LLC (100%)
2019 5 349 1 RIVER ROCK ENERGY LLC (100%)
2019 6 353 1 RIVER ROCK ENERGY LLC (100%)
2019 7 365 1 RIVER ROCK ENERGY LLC (100%)
2019 8 365 1 RIVER ROCK ENERGY LLC (100%)
2019 9 356 1 RIVER ROCK ENERGY LLC (100%)
2019 10 367 1 RIVER ROCK ENERGY LLC (100%)
2019 11 349 1 RIVER ROCK ENERGY LLC (100%)
2019 12 374 1 RIVER ROCK ENERGY LLC (100%)
2020 1 406 1 RIVER ROCK ENERGY LLC (100%)
2020 2 342 1 RIVER ROCK ENERGY LLC (100%)
2020 3 345 1 RIVER ROCK ENERGY LLC (100%)
2020 4 309 1 RIVER ROCK ENERGY LLC (100%)
2020 5 310 1 RIVER ROCK ENERGY LLC (100%)
2020 6 330 1 RIVER ROCK ENERGY LLC (100%)
2020 7 339 1 RIVER ROCK ENERGY LLC (100%)
2020 8 344 1 RIVER ROCK ENERGY LLC (100%)
2020 9 338 1 RIVER ROCK ENERGY LLC (100%)
2020 10 336 1 RIVER ROCK ENERGY LLC (100%)
2020 11 329 1 RIVER ROCK ENERGY LLC (100%)
2020 12 323 1 RIVER ROCK ENERGY LLC (100%)
2021 1 300 1 RIVER ROCK ENERGY LLC (100%)
2021 2 258 1 RIVER ROCK ENERGY LLC (100%)
2021 3 311 1 RIVER ROCK ENERGY LLC (100%)
2021 4 306 1 RIVER ROCK ENERGY LLC (100%)
2021 5 299 1 RIVER ROCK ENERGY LLC (100%)
2021 6 293 1 RIVER ROCK ENERGY LLC (100%)
2021 7 290 1 RIVER ROCK ENERGY LLC (100%)
2021 8 286 1 RIVER ROCK ENERGY LLC (100%)
2021 9 274 1 RIVER ROCK ENERGY LLC (100%)
2021 10 277 1 RIVER ROCK ENERGY LLC (100%)
2021 11 261 1 RIVER ROCK ENERGY LLC (100%)
2021 12 249 1 RIVER ROCK ENERGY LLC (100%)
2022 1 286 1 RIVER ROCK ENERGY LLC (100%)
2022 2 257 1 RIVER ROCK ENERGY LLC (100%)
2022 3 287 1 RIVER ROCK ENERGY LLC (100%)
2022 4 290 1 RIVER ROCK ENERGY LLC (100%)
2022 5 299 1 RIVER ROCK ENERGY LLC (100%)
2022 6 280 1 RIVER ROCK ENERGY LLC (100%)
2022 7 283 1 RIVER ROCK ENERGY LLC (100%)
2022 8 287 1 RIVER ROCK ENERGY LLC (100%)
2022 9 270 1 RIVER ROCK ENERGY LLC (100%)
2022 10 283 1 RIVER ROCK ENERGY LLC (100%)
2022 11 281 1 RIVER ROCK ENERGY LLC (100%)
2022 12 268 1 RIVER ROCK ENERGY LLC (100%)
2023 1 280 1 RIVER ROCK ENERGY LLC (100%)
2023 2 260 1 RIVER ROCK ENERGY LLC (100%)
2023 3 287 1 RIVER ROCK ENERGY LLC (100%)
2023 4 275 1 RIVER ROCK ENERGY LLC (100%)
2023 5 284 1 RIVER ROCK ENERGY LLC (100%)
2023 6 274 1 RIVER ROCK ENERGY LLC (100%)
2023 7 282 1 RIVER ROCK ENERGY LLC (100%)
2023 8 278 1 RIVER ROCK ENERGY LLC (100%)
2023 9 269 1 RIVER ROCK ENERGY LLC (100%)
2023 10 273 1 RIVER ROCK ENERGY LLC (100%)
2023 11 252 1 RIVER ROCK ENERGY LLC (100%)
2023 12 268 1 RIVER ROCK ENERGY LLC (100%)
2024 1 249 1 RIVER ROCK ENERGY LLC (100%)
2024 2 245 1 RIVER ROCK ENERGY LLC (100%)
2024 3 276 1 RIVER ROCK ENERGY LLC (100%)
2024 4 264 1 RIVER ROCK ENERGY LLC (100%)
2024 5 272 1 RIVER ROCK ENERGY LLC (100%)
2024 6 259 1 RIVER ROCK ENERGY LLC (100%)
2024 7 268 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.