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Yearly and monthly production

Heilman, Vern L. 31-1 Lease
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Lease: Heilman, Vern L. 31-1
Operator: River Rock Operating, LLC
Location: T28S, R19E, Sec. 31
Cumulative Production: 103493 mcf (from 2005 to 2024)
KS Dept. of Revenue Lease Code: 225943
KS Dept. of Revenue Lease Name: HEILMAN,V. 31-1
View T1 PDF (from KCC)
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 R19E, Sec. 31, SE NW NW NW
Lease: Heilman, Vern L. 31-1
Operator: Devon SFS Operating Inc.
Current Operator: River Rock Operating, LLC
API Number: 15-133-25699

Data are received monthly from the Kansas Department of Revenue.



Annual Gas Production, (mcf)

Year Production Wells
Production Plots

2005 7,933 1
2006 8,651 1
2007 6,878 1
2008 6,455 1
2009 7,935 1
2010 8,743 1
2011 10,215 1
2012 9,352 1
2013 6,799 1
2014 5,135 1
2015 4,368 1
2016 4,025 1
2017 3,680 1
2018 2,920 1
2019 2,416 1
2020 2,223 1
2021 1,765 1
2022 2,011 1
2023 1,659 1
2024 330 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 1 480 1 PostRock Midcontinent Production LLC (100%)
2014 2 439 1 PostRock Midcontinent Production LLC (100%)
2014 3 447 1 PostRock Midcontinent Production LLC (100%)
2014 4 441 1 PostRock Midcontinent Production LLC (100%)
2014 5 444 1 PostRock Midcontinent Production LLC (100%)
2014 6 406 1 PostRock Midcontinent Production LLC (100%)
2014 7 429 1 PostRock Midcontinent Production LLC (100%)
2014 8 434 1 PostRock Midcontinent Production LLC (100%)
2014 9 408 1 PostRock Midcontinent Production LLC (100%)
2014 10 416 1 PostRock Midcontinent Production LLC (100%)
2014 11 395 1 PostRock Midcontinent Production LLC (100%)
2014 12 396 1 PostRock Midcontinent Production LLC (100%)
2015 1 447 1 PostRock Midcontinent Production LLC (100%)
2015 2 399 1 PostRock Midcontinent Production LLC (100%)
2015 3 373 1 PostRock Midcontinent Production LLC (100%)
2015 4 360 1 PostRock Midcontinent Production LLC (100%)
2015 5 367 1 PostRock Midcontinent Production LLC (100%)
2015 6 353 1 PostRock Midcontinent Production LLC (100%)
2015 7 352 1 PostRock Midcontinent Production LLC (100%)
2015 8 351 1 PostRock Midcontinent Production LLC (100%)
2015 9 338 1 PostRock Midcontinent Production LLC (100%)
2015 10 356 1 PostRock Midcontinent Production LLC (100%)
2015 11 332 1 PostRock Midcontinent Production LLC (100%)
2015 12 340 1 PostRock Midcontinent Production LLC (100%)
2016 1 336 1 PostRock Midcontinent Production LLC (100%)
2016 2 321 1 PostRock Midcontinent Production LLC (100%)
2016 3 336 1 PostRock Midcontinent Production LLC (100%)
2016 4 317 1 PostRock Midcontinent Production LLC (100%)
2016 5 319 1 PostRock Midcontinent Production LLC (100%)
2016 6 341 1 RIVER ROCK ENERGY LLC (100%)
2016 7 348 1 RIVER ROCK ENERGY LLC (100%)
2016 8 347 1 RIVER ROCK ENERGY LLC (100%)
2016 9 336 1 RIVER ROCK ENERGY LLC (100%)
2016 10 344 1 RIVER ROCK ENERGY LLC (100%)
2016 11 338 1 RIVER ROCK ENERGY LLC (100%)
2016 12 342 1 RIVER ROCK ENERGY LLC (100%)
2017 1 333 1 RIVER ROCK ENERGY LLC (100%)
2017 2 306 1 RIVER ROCK ENERGY LLC (100%)
2017 3 331 1 RIVER ROCK ENERGY LLC (100%)
2017 4 312 1 RIVER ROCK ENERGY LLC (100%)
2017 5 317 1 RIVER ROCK ENERGY LLC (100%)
2017 6 300 1 RIVER ROCK ENERGY LLC (100%)
2017 7 304 1 RIVER ROCK ENERGY LLC (100%)
2017 8 278 1 RIVER ROCK ENERGY LLC (100%)
2017 9 312 1 RIVER ROCK ENERGY LLC (100%)
2017 10 312 1 RIVER ROCK ENERGY LLC (100%)
2017 11 286 1 RIVER ROCK ENERGY LLC (100%)
2017 12 289 1 RIVER ROCK ENERGY LLC (100%)
2018 1 285 1 RIVER ROCK ENERGY LLC (100%)
2018 2 250 1 RIVER ROCK ENERGY LLC (100%)
2018 3 277 1 RIVER ROCK ENERGY LLC (100%)
2018 4 248 1 RIVER ROCK ENERGY LLC (100%)
2018 5 253 1 RIVER ROCK ENERGY LLC (100%)
2018 6 242 1 RIVER ROCK ENERGY LLC (100%)
2018 7 244 1 RIVER ROCK ENERGY LLC (100%)
2018 8 236 1 RIVER ROCK ENERGY LLC (100%)
2018 9 226 1 RIVER ROCK ENERGY LLC (100%)
2018 10 227 1 RIVER ROCK ENERGY LLC (100%)
2018 11 212 1 RIVER ROCK ENERGY LLC (100%)
2018 12 220 1 RIVER ROCK ENERGY LLC (100%)
2019 1 215 1 RIVER ROCK ENERGY LLC (100%)
2019 2 191 1 RIVER ROCK ENERGY LLC (100%)
2019 3 212 1 RIVER ROCK ENERGY LLC (100%)
2019 4 208 1 RIVER ROCK ENERGY LLC (100%)
2019 5 209 1 RIVER ROCK ENERGY LLC (100%)
2019 6 197 1 RIVER ROCK ENERGY LLC (100%)
2019 7 207 1 RIVER ROCK ENERGY LLC (100%)
2019 8 204 1 RIVER ROCK ENERGY LLC (100%)
2019 9 192 1 RIVER ROCK ENERGY LLC (100%)
2019 10 201 1 RIVER ROCK ENERGY LLC (100%)
2019 11 189 1 RIVER ROCK ENERGY LLC (100%)
2019 12 191 1 RIVER ROCK ENERGY LLC (100%)
2020 1 186 1 RIVER ROCK ENERGY LLC (100%)
2020 2 169 1 RIVER ROCK ENERGY LLC (100%)
2020 3 184 1 RIVER ROCK ENERGY LLC (100%)
2020 4 180 1 RIVER ROCK ENERGY LLC (100%)
2020 5 188 1 RIVER ROCK ENERGY LLC (100%)
2020 6 192 1 RIVER ROCK ENERGY LLC (100%)
2020 7 191 1 RIVER ROCK ENERGY LLC (100%)
2020 8 193 1 RIVER ROCK ENERGY LLC (100%)
2020 9 185 1 RIVER ROCK ENERGY LLC (100%)
2020 10 188 1 RIVER ROCK ENERGY LLC (100%)
2020 11 181 1 RIVER ROCK ENERGY LLC (100%)
2020 12 186 1 RIVER ROCK ENERGY LLC (100%)
2021 1 186 1 RIVER ROCK ENERGY LLC (100%)
2021 2 168 1 RIVER ROCK ENERGY LLC (100%)
2021 3 186 1 RIVER ROCK ENERGY LLC (100%)
2021 4 180 1 RIVER ROCK ENERGY LLC (100%)
2021 6 11 1 RIVER ROCK ENERGY LLC (100%)
2021 7 180 1 RIVER ROCK ENERGY LLC (100%)
2021 8 180 1 RIVER ROCK ENERGY LLC (100%)
2021 9 167 1 RIVER ROCK ENERGY LLC (100%)
2021 10 171 1 RIVER ROCK ENERGY LLC (100%)
2021 11 165 1 RIVER ROCK ENERGY LLC (100%)
2021 12 171 1 RIVER ROCK ENERGY LLC (100%)
2022 1 171 1 RIVER ROCK ENERGY LLC (100%)
2022 2 154 1 RIVER ROCK ENERGY LLC (100%)
2022 3 171 1 RIVER ROCK ENERGY LLC (100%)
2022 4 165 1 RIVER ROCK ENERGY LLC (100%)
2022 5 171 1 RIVER ROCK ENERGY LLC (100%)
2022 6 165 1 RIVER ROCK ENERGY LLC (100%)
2022 7 171 1 RIVER ROCK ENERGY LLC (100%)
2022 8 171 1 RIVER ROCK ENERGY LLC (100%)
2022 9 165 1 RIVER ROCK ENERGY LLC (100%)
2022 10 171 1 RIVER ROCK ENERGY LLC (100%)
2022 11 165 1 RIVER ROCK ENERGY LLC (100%)
2022 12 171 1 RIVER ROCK ENERGY LLC (100%)
2023 1 171 1 RIVER ROCK ENERGY LLC (100%)
2023 2 154 1 RIVER ROCK ENERGY LLC (100%)
2023 3 171 1 RIVER ROCK ENERGY LLC (100%)
2023 4 165 1 RIVER ROCK ENERGY LLC (100%)
2023 5 171 1 RIVER ROCK ENERGY LLC (100%)
2023 6 165 1 RIVER ROCK ENERGY LLC (100%)
2023 7 170 1 RIVER ROCK ENERGY LLC (100%)
2023 8 170 1 RIVER ROCK ENERGY LLC (100%)
2023 9 81 1 RIVER ROCK ENERGY LLC (100%)
2023 10 82 1 RIVER ROCK ENERGY LLC (100%)
2023 11 78 1 RIVER ROCK ENERGY LLC (100%)
2023 12 81 1 RIVER ROCK ENERGY LLC (100%)
2024 1 81 1 RIVER ROCK ENERGY LLC (100%)
2024 2 75 1 RIVER ROCK ENERGY LLC (100%)
2024 3 44 1 RIVER ROCK ENERGY LLC (100%)
2024 4 43 1 RIVER ROCK ENERGY LLC (100%)
2024 5 44 1 RIVER ROCK ENERGY LLC (100%)
2024 6 43 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.