Helms 1 Coffing

API 4003305015 · Custer County, South Dakota · Barker Dome field

Plugged and AbandonedOil
API
4003305015
Operator
Thomas L. Sunde
County
Custer
Field
Barker Dome
Permit
121

Production

842 monthly filings with South Dakota, Sep 1955 to Oct 2025. Each product is in its own unit and the four are never added.

Cumulative oil
118,001 bbl
Cumulative gas
856 MCF
Cumulative water
382,851 bbl
PeriodOil (bbl)Gas (MCF)Water (bbl)Days
Oct 2025————
Sep 2025————
Aug 2025————
Jul 2025————
Jun 2025————
May 2025————
Apr 2025————
Mar 2025————
Feb 2025————
Jan 2025————
Dec 2024————
Nov 2024————
Oct 2024————
Sep 2024————
Aug 2024————
Jul 2024————
Jun 2024————
May 2024————
Apr 2024————
Mar 2024————
Feb 2024————
Jan 2024————
Dec 2023————
Nov 2023————
Oct 2023————
Sep 2023————
Aug 2023————
Jul 2023————
Jun 2023————
May 2023————
Apr 2023————
Mar 2023————
Feb 2023————
Jan 2023————
Dec 2022————
Nov 2022————
Oct 2022————
Sep 2022————
Aug 2022————
Jul 2022202533
Jun 2022————
May 2022————
Apr 2022————
Mar 2022————
Feb 2022————
Jan 2022————
Dec 2021————
Nov 2021————
Oct 2021————
Sep 2021————
Aug 2021102543
Jul 2021————
Jun 2021————
May 2021————
Apr 2021————
Mar 2021————
Feb 20219092611
Jan 20214602,63531
Dec 20204002,59531
Nov 20203302,54730
Oct 2020902,64831
Sep 2020——3,29030
Aug 2020008407
Jul 2020————
Jun 2020————
May 2020————
Apr 2020————
Mar 2020————
Feb 2020————
Jan 2020————
Dec 2019————
Nov 2019————
Oct 2019————
Sep 201916—3,61130
Aug 201923—5,25328
Jul 201928—5,20931
Jun 201931—5,33130
May 201936—4,96831
Apr 2019306,51830
Mar 201931285,217—
Feb 201938—5,76728
Jan 201930—5,28731
Dec 201812—5,9669
Nov 2018————
Oct 2018————
Sep 2018————
Aug 2018————
Jul 2018————
Jun 2018————
May 2018————
Apr 2018————
Mar 2018————
Feb 2018————
Jan 2018————
Dec 2017————
Nov 2017————
Oct 2017————
Sep 2017————
Aug 2017————
Jul 2017————
Jun 2017————
May 2017————
Apr 2017————
Mar 2017————
Feb 2017————
Jan 2017————
Dec 2016————
Nov 2016————
Oct 2016————
Sep 2016————
Aug 2016————
Jul 2016————
Jun 2016————
May 2016————
Apr 2016————
Mar 2016————
Feb 2016————
Jan 2016————
Dec 2015————
Nov 2015————
Oct 2015————
Sep 2015————
Aug 2015————
Jul 2015————
Jun 2015————
May 2015————
Apr 2015————
Mar 2015————
Feb 2015————
Jan 2015————
Dec 2014————
Nov 2014————
Oct 2014————
Sep 2014————
Aug 2014————
Jul 2014————
Jun 2014————
May 2014————
Apr 201470039530
Mar 201439039131
Feb 201448036028
Jan 201444—41031
Dec 201330040531
Nov 201330040030
Oct 201340044531
Sep 2013100044030
Aug 201322042030
Jul 20138013010
Jun 2013————
May 201333—45831
Apr 201326—46830
Mar 201328048330
Feb 201324043828
Jan 201332053531
Dec 201217036025
Nov 201232033530
Oct 201237039531
Sep 201240042030
Aug 201237049031
Jul 201239050930
Jun 201233043830
May 201240053530
Apr 201237052030
Mar 201230040031
Feb 201231043828
Jan 201230043530
Dec 201140052831
Nov 201137045230
Oct 201133054030
Sep 201132053530
Aug 201138053031
Jul 201138050231
Jun 201132041830
May 201138048231
Apr 201151064230
Mar 201158064231
Feb 201135056027
Jan 201142050530
Dec 201042052431
Nov 201036043230
Oct 201040055131
Sep 201037054230
Aug 201034052531
Jul 201038055231
Jun 201042061230
May 201040050231
Apr 201030051030
Mar 201028051331
Feb 201038056928
Jan 201031030931
Dec 200946041631
Nov 200946045230
Oct 200927031830
Sep 200970047830
Aug 200951053031
Jul 200940072331
Jun 200947081330
May 200948066531
Apr 200939066230
Mar 200940066430
Feb 200942061225
Jan 200978078231
Dec 200849080231
Nov 200840079830
Oct 200850081131
Sep 2008490080130
Aug 200849080530
Jul 200843079931
Jun 200848080830
May 200822032210
Apr 200858081230
Mar 200849080231
Feb 200850079529
Jan 200848079931
Dec 200764082231
Nov 200753081730
Oct 200737065723
Sep 200749080930
Aug 200740077931
Jul 200743080131
Jun 200760087530
May 200754084131
Apr 200752083630
Mar 200754084031
Feb 200753082728
Jan 200743076131
Dec 200669085931
Nov 200661085330
Oct 200662085531
Sep 200656084930
Aug 200660085931
Jul 200644077931
Jun 200648053130
May 200647052731
Apr 200624047515
Mar 2006————
Feb 2006————
Jan 2006————
Dec 20051101598
Nov 200536051130
Oct 200565070431
Sep 200541065531
Aug 200546070231
Jul 200555086031
Jun 200546084030
May 200570089531
Apr 200560086330
Mar 200562086631
Feb 200557085228
Jan 200566087331
Dec 200462086531
Nov 200466089030
Oct 200467087231
Sep 200466087530
Aug 200469088631
Jul 200453087831
Jun 200462089930
May 200495091831
Apr 200435049317
Mar 2004101089931
Feb 200480089529
Jan 200494090131
Dec 2003106092231
Nov 2003102092030
Oct 200390091031
Sep 200391091530
Aug 200371090531
Jul 2003————
Jun 2003————
May 2003————
Apr 2003————
Mar 2003————
Feb 2003————
Jan 2003————
Dec 2002————
Nov 2002————
Oct 2002————
Sep 2002————
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Jan 2002————
Dec 2001————
Nov 2001————
Oct 2001————
Sep 2001————
Aug 2001————
Jul 2001————
Jun 2001————
May 2001————
Apr 2001————
Mar 2001————
Feb 2001————
Jan 2001————
Dec 2000————
Nov 20001003506
Oct 20004901,69229
Sep 2000901,40014
Aug 2000————
Jul 2000————
Jun 2000————
May 2000————
Apr 2000————
Mar 2000————
Feb 2000————
Jan 2000————
Dec 199970018020
Nov 1999————
Oct 1999————
Sep 1999————
Aug 1999————
Jul 1999————
Jun 1999————
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Apr 1999————
Mar 1999————
Feb 1999————
Jan 1999————
Dec 1998————
Nov 1998————
Oct 1998————
Sep 1998————
Aug 1998————
Jul 1998————
Jun 1998————
May 1998————
Apr 199817013210
Mar 1998————
Feb 199860089828
Jan 199860089231
Dec 199758086231
Nov 199752078930
Oct 199759087031
Sep 1997————
Aug 199759088531
Jul 1997————
Jun 199759087031
May 199760087531
Apr 199752078930
Mar 199756086231
Feb 199759088128
Jan 1997————
Dec 199660088531
Nov 199659087030
Oct 199652078931
Sep 199657086230
Aug 199660087531
Jul 199651041131
Jun 1996119095230
May 1996————
Apr 199659018930
Mar 199660019031
Feb 199662020928
Jan 199663020131
Dec 1995107013331
Nov 19956207830
Oct 1995————
Sep 19956107630
Aug 19956307830
Jul 19956107531
Jun 19954305530
May 19956207731
Apr 1995105011530
Mar 19956607231
Feb 19956206828
Jan 19956206731
Dec 19946306931
Nov 1994106012830
Oct 19946207231
Sep 19945406030
Aug 19944405831
Jul 1994107012931
Jun 19945806230
May 19949109431
Apr 19949008730
Mar 1994105012830
Feb 199498012628
Jan 199494010429
Dec 1993179019131
Nov 19934205130
Oct 1993134020831
Sep 1993112013130
Aug 19934905831
Jul 1993109012831
Jun 1993100011030
May 1993102012630
Apr 19939409031
Mar 1993161018931
Feb 1993118013230
Jan 1993108012831
Dec 1992110012931
Nov 1992103012530
Oct 1992150017431
Sep 1992182020830
Aug 1992107012931
Jul 1992149017231
Jun 1992154018630
May 1992151017831
Apr 1992110013130
Mar 1992157018431
Feb 1992117013229
Jan 1992157018331
Dec 1991160018731
Nov 199116018630
Oct 1991198022531
Sep 199198012530
Aug 1991102012831
Jul 1991107012131
Jun 1991104011830
May 1991104012130
Apr 199188010230
Mar 1991100011431
Feb 1991106011828
Jan 199198010830
Dec 1990————
Nov 1990102011530
Oct 199097011031
Sep 199094013030
Aug 1990————
Jul 1990————
Jun 199089010530
May 1990111014031
Apr 199087010030
Mar 1990195021031
Feb 1990218025028
Jan 1990105018031
Dec 1989186023031
Nov 198987011030
Oct 1989170025031
Sep 1989103020030
Aug 1989143021031
Jul 198986011031
Jun 1989171020030
May 198991010531
Apr 1989185020030
Mar 1989180020031
Feb 198984012028
Jan 198986010031
Dec 198891012531
Nov 1988167020030
Oct 198895013031
Sep 1988167020030
Aug 1988184025031
Jul 198887010031
Jun 19887309030
May 198892010531
Apr 198887010030
Mar 19889009031
Feb 1988104010529
Jan 1988203018030
Dec 1987————
Nov 1987118010030
Oct 1987————
Sep 198790010031
Aug 198794010030
Jul 1987192016029
Jun 1987————
May 1987————
Apr 1987————
Mar 1987————
Feb 1987————
Jan 1987————
Dec 1986————
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Feb 1985————
Jan 1985————
Dec 1984————
Nov 1984————
Oct 1984————
Sep 1984————
Aug 19845030030
Jul 19845030030
Jun 19845030030
May 19845030030
Apr 1984505015
Mar 1984————
Feb 1984————
Jan 1984————
Dec 1983————
Nov 198350050030
Oct 198340030014
Sep 1983————
Aug 1983————
Jul 198345050015
Jun 198390080030
May 1983————
Apr 198365080030
Mar 1983————
Feb 198340080028
Jan 198340080031
Dec 198240080031
Nov 198265080030
Oct 198240080031
Sep 198270080030
Aug 198275080031
Jul 198275080031
Jun 198280080030
May 198285080031
Apr 198280080030
Mar 198285080031
Feb 198282080028
Jan 198285080031
Dec 198185080031
Nov 198190080030
Oct 198190080031
Sep 198190080030
Aug 198190080031
Jul 198190080031
Jun 198190080030
May 1981140080031
Apr 1981140080030
Mar 198190045031
Feb 198185045028
Jan 198188045031
Dec 1980200090031
Nov 1980150090030
Oct 1980150090031
Sep 1980150092030
Aug 1980140090029
Jul 1980145090029
Jun 1980150090030
May 1980150090031
Apr 1980150090030
Mar 1980140090031
Feb 1980145090029
Jan 1980145090031
Dec 1979145095031
Nov 1979145095030
Oct 1979150090031
Sep 1979150090030
Aug 1979150090031
Jul 1979150090031
Jun 1979150090030
May 1979————
Apr 1979————
Mar 1979————
Feb 1979————
Jan 1979————
Dec 1978130080026
Nov 1978150080030
Oct 1978150090031
Sep 1978150090030
Aug 1978150090031
Jul 1978150090031
Jun 1978150090030
May 1978150090031
Apr 1978140090030
Mar 1978140090031
Feb 1978130090028
Jan 1978145090031
Dec 1977150090031
Nov 1977150085030
Oct 1977150080031
Sep 1977140090030
Aug 1977105090023
Jul 1977150090031
Jun 1977130090026
May 1977150080031
Apr 1977145060030
Mar 1977150060031
Feb 1977150080028
Jan 1977150080031
Dec 1976150080031
Nov 1976150075030
Oct 1976150060031
Sep 1976150060028
Aug 1976150060028
Jul 1976130060031
Jun 1976140060031
May 1976120060028
Apr 1976120060024
Mar 1976150060024
Feb 1976140060031
Jan 1976150060029
Dec 1975150060026
Nov 1975150060030
Oct 1975150060031
Sep 1975150060030
Aug 1975150060031
Jul 1975150060031
Jun 1975150060030
May 1975150060031
Apr 1975150060029
Mar 1975175060031
Feb 1975175060028
Jan 1975175060031
Dec 1974175060030
Nov 1974175060031
Oct 1974175060030
Sep 1974150060031
Aug 1974200060031
Jul 1974180060024
Jun 19742000600—
May 19742000600—
Apr 19742000600—
Mar 19742000600—
Feb 19742000600—
Jan 19742000600—
Dec 1973200060031
Nov 1973200060030
Oct 1973200060031
Sep 1973200060030
Aug 1973200060031
Jul 1973200060030
Jun 1973200060030
May 1973200060031
Apr 1973200060030
Mar 1973200060031
Feb 1973200060028
Jan 1973200060031
Dec 1972200060031
Nov 1972200060030
Oct 1972200060031
Sep 1972200060030
Aug 1972200060031
Jul 1972200060031
Jun 1972150045023
May 1972200060031
Apr 1972200060030
Mar 1972200060031
Feb 1972200060029
Jan 1972200060031
Dec 1971200060020
Nov 1971200060030
Oct 1971200060030
Sep 1971200060030
Aug 1971200060030
Jul 1971200060030
Jun 1971200060030
May 1971200060030
Apr 1971190060030
Mar 1971200060031
Feb 1971205060028
Jan 1971210060031
Dec 1970200060031
Nov 1970200060031
Oct 1970215055031
Sep 1970215055030
Aug 1970225065030
Jul 1970225065026
Jun 1970225065030
May 1970225065031
Apr 1970220065030
Mar 1970220065031
Feb 1970225065028
Jan 1970230065031
Dec 1969230075031
Nov 1969230075030
Oct 1969230075031
Sep 1969250075030
Aug 1969200070031
Jul 1969200070031
Jun 1969300080030
May 1969300080030
Apr 1969325080030
Mar 1969320080031
Feb 1969310080028
Jan 1969310080030
Dec 1968315080030
Nov 1968320080030
Oct 1968320080031
Sep 1968360080030
Aug 1968360080030
Jul 1968360080030
Jun 1968360080030
May 1968350080029
Apr 1968350080029
Mar 1968340080029
Feb 1968365080028
Jan 1968375080031
Dec 196740001,00030
Nov 196742501,00030
Oct 196744001,00030
Sep 196744001,00030
Aug 196746001,00030
Jul 196738901,00030
Jun 196754501,10030
May 196747001,00031
Apr 196752201,00030
Mar 196761601,25031
Feb 196754701,20028
Jan 196754201,20030
Dec 196639201,00030
Nov 196647501,00030
Oct 196654101,10030
Sep 196654001,10030
Aug 196653001,00028
Jul 196650001,20031
Jun 196654001,20031
May 196661501,20031
Apr 196655001,20031
Mar 196655001,20031
Feb 196655001,20028
Jan 196670001,20030
Dec 196560001,20030
Nov 196575001,50030
Oct 196586501,60031
Sep 196575001,50030
Aug 196580001,20030
Jul 196565001,20028
Jun 196575001,20029
May 196576001,00025
Apr 196583301,00030
Mar 196591501,20030
Feb 1965845090028
Jan 19651,00002,00030
Dec 19641,00003,00029
Nov 1964900090028
Oct 19641,20001,20031
Sep 19641,20001,20030
Aug 19641,20001,20031
Jul 1964700070030
Jun 19641,00001,00031
May 19641,00001,00029
Apr 19641,10001,10029
Mar 19641,40001,40020
Feb 19641,530066926
Jan 19641,840078930
Dec 1963600025710
Nov 19631,800063030
Oct 19632,72307,80030
Sep 19631,63402,60026
Aug 19631,477035026
Jul 19632,200060026
Jun 19632,400060029
May 19631,620054023
Apr 1963400080025
Mar 1963————
Feb 1963————
Jan 1963————
Dec 1962————
Nov 1962————
Oct 1962————
Sep 1962————
Aug 1962————
Jul 1962————
Jun 1962————
May 1962————
Apr 1962————
Mar 1962————
Feb 1962————
Jan 1962————
Dec 1961————
Nov 1961————
Oct 1961400031
Sep 19611180030
Aug 19612750031
Jul 19613720031
Jun 19614380030
May 19612030031
Apr 1961————
Mar 1961————
Feb 1961————
Jan 1961————
Dec 1960————
Nov 1960————
Oct 1960400031
Sep 19601180030
Aug 19602750031
Jul 19603720031
Jun 19604380030
May 19602030031
Apr 1960————
Mar 1960————
Feb 19601000028
Jan 1960————
Dec 1959212730—
Nov 1959221740—
Oct 1959221740—
Sep 1959243810—
Aug 1959243810—
Jul 1959243810—
Jun 19593641220—
May 19593641210—
Apr 19593641210—
Mar 195916400—
Feb 195912100—
Jan 195911000—
Dec 195814800—
Nov 195820800—
Oct 195823100—
Sep 195827400—
Aug 195820000—
Jul 195822700—
Jun 195821200—
May 195810000—
Apr 195853600—
Mar 195853600—
Feb 195853600—
Jan 195853600—
Dec 1957————
Nov 1957————
Oct 195748000—
Sep 1957————
Aug 1957————
Jul 1957————
Jun 1957————
May 195748000—
Apr 1957————
Mar 1957————
Feb 1957————
Jan 1957————
Dec 1956————
Nov 1956————
Oct 195687000—
Sep 195637300—
Aug 195612400—
Jul 195624800—
Jun 195674600—
May 195649700—
Apr 195637300—
Mar 195687000—
Feb 195624900—
Jan 195612400—
Dec 195512400—
Nov 1955————
Oct 195587000—
Sep 195562200—

A dash is a period the well filed with no volume for that product.

Formation tops

South Dakota records 5 formations for this well, shallowest first.

FormationTop (ft)Age
Sundance Formation4Triassic
Spearfish Formation140Triassic/Permian
Minnekahta Limestone695Permian
Opeche Shale760Permian
Minnelusa Formation795Permian/Pennsylvanian

A dash is a formation South Dakota records for this well without a depth.

Completion

South Dakota files 1 completion report for this well.

Vertical Well

Plugged and AbandonedOil
Spudded
1955-05-02
Completed
1955-07-17
Measured depth
1,421 ft
True vertical depth
1,421 ft

Location

43.489547, -103.869494

43.48955, -103.86949 · Surface location as filed with South Dakota

Every well in Custer County, South Dakota

South Dakota state record, from SD_wells_SDOILexport_Export__wells_Table_4_Web.parquet. Corpus built 2026-09-11.