Luff A-19 Stearns

API 4006320368 · Harding County, South Dakota · Buffalo field

Plugged and AbandonedOil
API
4006320368
Operator
Luff Exploration Co.
County
Harding
Field
Buffalo
Permit
1252

Production

267 monthly filings with South Dakota, Jan 1983 to Mar 2005. Each product is in its own unit and the four are never added.

Cumulative oil
37,336 bbl
Cumulative gas
8,932 MCF
Cumulative water
212,023 bbl
PeriodOil (bbl)Gas (MCF)Water (bbl)Days
Mar 2005000—
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Jan 199469444788
Dec 1993258471,78631
Nov 19931414497821
Oct 1993207471,43231
Sep 1993204451,53230
Aug 1993233471,75031
Jul 1993215471,43431
Jun 1993209451,39030
May 1993168471,12026
Apr 1993204451,35730
Mar 1993216471,31231
Feb 1993196421,18828
Jan 1993221471,26631
Dec 1992222471,26931
Nov 19921994599330
Oct 1992225472,19731
Sep 1992219451,31430
Aug 1992220471,07331
Jul 1992216471,24431
Jun 1992209451,04730
May 1992225471,61231
Apr 1992185451,32627
Mar 19922941052,10831
Feb 1992201791,44228
Jan 1992220911,65431
Dec 1991222801,11231
Nov 1991220831,28930
Oct 1991235871,34331
Sep 1991214821,25230
Aug 1991213471,27731
Jul 1991213471,31131
Jun 1991200451,14530
May 1991227471,51431
Apr 1991215451,43330
Mar 19912111671,29831
Feb 19912151651,26028
Jan 19912201931,64931
Dec 19901791661,19031
Nov 19902001821,17030
Oct 19902562221,64731
Sep 19902261271,15630
Aug 19902441471,39331
Jul 19902271561,51131
Jun 19902211361,26130
May 19902241391,31331
Apr 19902191361,09530
Mar 1990228471,51831
Feb 1990196421,12328
Jan 1990212471,36431
Dec 1989247471,38831
Nov 1989250451,09330
Oct 1989244471,37231
Sep 1989253451,42430
Aug 1989255471,43231
Jul 1989260471,46131
Jun 1989241421,20330
May 1989285471,28331
Apr 19891763387830
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Aug 1988231471,44531
Jul 1988249471,40031
Jun 1988240451,35230
May 1988220411,23527
Apr 1988242451,36330
Mar 1988285471,60131
Feb 1988216411,21727
Jan 1988264451,48330
Dec 1987237441,33531
Nov 1987225421,26628
Oct 1987258471,45031
Sep 1987247441,39129
Aug 1987268471,50731
Jul 1987261451,30730
Jun 1987280451,39830
May 1987273471,36331
Apr 1987264441,34729
Mar 1987295471,50431
Feb 1987272421,38628
Jan 1987280471,43031
Dec 1986329451,67931
Nov 1986293451,49630
Oct 1986325472,11331
Sep 1986300451,94830
Aug 1986338472,19631
Jul 1986356472,31731
Jun 1986304451,97430
May 1986343472,22731
Apr 19863134571530
Mar 1986335471,60331
Feb 1986281411,42327
Jan 1986340451,70030
Dec 1985311451,87730
Nov 1985338451,99631
Oct 1985361452,13330
Sep 1985331451,55231
Aug 19853821332,14528
Jul 19853781322,85531
Jun 1985382862,05730
May 1985408922,19831
Apr 1985400902,30530
Mar 198544102,20631
Feb 198541202,47128
Jan 198544703,09431
Dec 198435302,68525
Nov 198431401,62729
Oct 198432101,69129
Sep 198429701,27825
Aug 198434501,88731
Jul 198436601,91331
Jun 198438702,17430
May 198437302,36531
Apr 198439302,11629
Mar 19843861632,55329
Feb 19843841621,68128
Jan 19844211782,46131
Dec 19834421872,72231
Nov 19834511902,04330
Oct 19834872062,92331
Sep 19835131393,11430
Aug 19835081373,15028
Jul 19835771563,04431
Jun 19835661532,68929
May 19836121653,42731
Apr 19836101652,84930
Mar 19837992163,07431
Feb 19838031533,44128
Jan 1983449851,59612

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

Formation tops

South Dakota records 18 formations for this well, shallowest first.

FormationTop (ft)Age
Greenhorn Limestone3,540Cretaceous
Dakota Mud4,533Cretaceous
Piper Formation5,432Triassic
Pine Salt, Spearfish Formation5,754Permian
Minnekahta Limestone6,094Permian
Opeche Shale6,138Permian
Minnelusa Formation6,267Permian/Pennsylvanian
Charles Formation6,798Mississippian
Mission Canyon Limestone7,250Mississippian
Lodgepole Limestone7,664Mississippian
Three Forks Shale8,025Devonian
Duperow Formation8,050Devonian
Interlake Dolomite8,281Silurian
Stony Mountain Formation8,701Ordovician
Red River Formation8,737Ordovician
Unit A, Red River Formation8,774Ordovician
Unit B, Red River Formation8,827Ordovician
Unit C, Red River Formation8,906Ordovician

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
1982-11-28
Completed
1983-01-20
Measured depth
9,036 ft
True vertical depth
9,036 ft

Interval

FormationPerforated (ft)
Unit A, Red River Formation8,776–8,780

Location

45.859989, -103.669790

45.85999, -103.66979 · Surface location as filed with South Dakota

Every well in Harding County, South Dakota

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