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SD-SLRRU F-20H

API 4006320655 · Harding County, South Dakota · State Line field

InjectingWater Injection
API
4006320655
Operator
Luff Exploration Co.
County
Harding
Field
State Line
Location
SENW Sec 20 Twp 023N Rng 05E
Permit
1881

Production

17 monthly filings with South Dakota, Jan 2009 to May 2010. Each product is in its own unit and the four are never added.

Cumulative oil
83,975 bbl
Cumulative gas
41,619 MCF
Cumulative water
19,080 bbl
PeriodOil (bbl)Gas (MCF)Water (bbl)Days
May 2010000—
Apr 20101,69887529730
Mar 20101,81593533426
Feb 20102,2201,14347123
Jan 20103,5621,83559727
Dec 20093,8281,97263324
Nov 20095,8633,0191,01830
Oct 20096,6943,4471,13831
Sep 20096,5693,3831,11130
Aug 20096,8713,5381,17631
Jul 20097,2843,7511,07031
Jun 20097,4413,8321,33030
May 20094,4502,2921,47820
Apr 20096,3083,2491,38626
Mar 20096,9154,0461,72529
Feb 20096,3527302,17028
Jan 20096,1053,5723,14631

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

Injection

195 monthly filings with South Dakota, Apr 2010 to Jun 2026. 193 of them carry a figure; the rest are months South Dakota filed empty.

Well type
Water Injection
Cumulative fluid injected
4,132,448 bbl
MonthFluid injected (bbl)Max pressure (psi)Avg pressure (psi)Days
Jun 202626,4721,6801,67630
May 202626,8061,6761,66031
Apr 202626,2231,6721,66830
Mar 202627,4191,6731,65431
Feb 202624,6871,6381,58028
Jan 202626,7311,5371,44231
Dec 202525,0671,4121,33731
Nov 202525,0891,3971,38130
Oct 202525,6871,3991,38731
Sep 202524,5021,3771,34930
Aug 202524,0151,4021,30931
Jul 202524,9751,4081,36931
Jun 202524,9581,3981,38430
May 202525,6761,3941,36531
Apr 202525,7511,3901,35630
Mar 202525,1081,3841,35231
Feb 202523,1231,3851,34728
Jan 202526,3201,3861,36331
Dec 202415,7611,3781,35931
Nov 202423,7531,3821,31930
Oct 202425,4721,3761,36431
Sep 202424,9951,3451,31930
Aug 202425,3551,2831,20131
Jul 202422,7741,2061,13931
Jun 202424,5661,2621,19430
May 202424,1431,2891,23431
Apr 202423,6821,4041,35530
Mar 202425,8591,3931,37931
Feb 202423,4561,3681,32929
Jan 202424,7891,3901,35231
Dec 202326,1231,3851,36931
Nov 202325,6281,3711,32230
Oct 202324,1621,3861,30031
Sep 202324,8981,3841,36430
Aug 202325,5921,3531,34131
Jul 202323,8951,4101,30531
Jun 202324,4931,3971,37030
May 202324,8981,3771,33431
Apr 202325,6041,3751,33230
Mar 202327,1401,3671,34231
Feb 202324,3841,3201,27228
Jan 202326,2471,2161,11831
Dec 202221,4131,07390830
Nov 202220,0471,1361,02830
Oct 202223,1031,1851,11731
Sep 202221,0471,1731,09730
Aug 202223,8161,2471,22131
Jul 202223,6901,2811,25231
Jun 202221,5711,2931,23130
May 202222,6781,4831,36731
Apr 202219,8441,6701,42130
Mar 202219,8201,6161,22931
Feb 202216,6961,5651,39628
Jan 202224,3681,7001,63931
Dec 202127,1801,7001,65031
Nov 202124,1911,7001,63630
Oct 202126,5511,7001,69531
Sep 202125,1701,7001,69030
Aug 202126,8791,7001,69131
Jul 202125,9031,6791,65431
Jun 202124,5201,6321,53830
May 202124,5811,6631,62231
Apr 202125,2021,6421,61030
Mar 202125,3641,6371,59831
Feb 202127,0871,6311,61628
Jan 202128,6171,6551,63531
Dec 202026,7451,6571,63131
Nov 202025,5161,6381,62730
Oct 202026,0071,6301,60531
Sep 202023,6801,5931,53730
Aug 202025,0501,5861,57031
Jul 202025,3011,5871,52531
Jun 202020,9891,5231,42830
May 202023,8241,5241,43131
Apr 202022,6511,4371,35330
Mar 202021,1841,3101,19831
Feb 202021,9961,6381,48529
Jan 202025,6021,5941,56931
Dec 201925,6661,5951,58331
Nov 201925,5971,5801,52330
Oct 201923,9991,4501,36031
Sep 201924,1601,4331,33630
Aug 201920,8801,3771,25631
Jul 201922,1991,4431,35531
Jun 201922,8121,5001,47330
May 201924,4451,6071,54331
Apr 201925,8081,6101,53330
Mar 201921,2391,3501,28931
Feb 201919,3961,6161,47728
Jan 201924,1161,6101,50231
Dec 201822,4321,6301,51431
Nov 201824,8711,6651,63030
Oct 201824,2101,6551,53831
Sep 201823,1831,6801,63830
Aug 201824,2201,6751,62331
Jul 201823,1221,6251,50631
Jun 201823,2941,5181,44930
May 201820,4941,4351,24031
Apr 201821,8591,4281,32230
Mar 201820,2971,4901,29927
Feb 201820,3711,4551,31728
Jan 201820,9571,4881,27431
Dec 201720,3641,6501,49631
Nov 201719,7361,6401,58230
Oct 201720,0951,7001,51831
Sep 201719,5711,6501,56830
Aug 201721,3541,6501,58331
Jul 201721,8071,6501,64331
Jun 201721,1311,6251,62230
May 201721,7781,6201,60031
Apr 201721,2001,6251,60030
Mar 201721,8711,6001,60031
Feb 201720,1651,6251,60228
Jan 201724,1391,6251,60031
Dec 201619,4931,6501,49930
Nov 201620,8071,6401,61930
Oct 201620,9311,6601,60531
Sep 201620,1801,6601,63530
Aug 201622,8561,6601,65431
Jul 201620,8111,6401,64031
Jun 201620,8761,6401,64030
May 201621,8061,6401,63731
Apr 201620,7961,6401,62630
Mar 201622,2551,6401,63031
Feb 201621,8781,6301,62329
Jan 201624,1031,6201,60431
Dec 201523,8271,6001,51831
Nov 201523,0541,4801,42430
Oct 201523,0171,4201,27531
Sep 201517,9551,3601,23430
Aug 201521,2561,5201,41231
Jul 201522,7071,5901,43231
Jun 201520,8961,5401,45430
May 201524,6691,5501,35231
Apr 201521,6331,2201,21130
Mar 201522,3731,2251,20131
Feb 201519,7511,1801,12928
Jan 201524,5211,1801,11631
Dec 201426,3311,0801,00631
Nov 201425,40495088330
Oct 201425,89176061731
Sep 201422,19948029327
Aug 201418,3650030
Jul 201417,9090031
Jun 201417,4320030
May 201411,7400031
Apr 20149,4890030
Mar 20147,9060031
Feb 20148,1340028
Jan 20149,9310031
Dec 201310,3540031
Nov 201310,6880030
Oct 201310,4990030
Sep 20139,5050030
Aug 201312,4990031
Jul 201311,0530031
Jun 20137,7070030
May 201312,8100031
Apr 201313,5150030
Mar 201310,5810031
Feb 201311,7850028
Jan 201312,7340031
Dec 201212,8610031
Nov 201212,2930030
Oct 201212,9010031
Sep 201212,4390030
Aug 201212,2230031
Jul 201213,3790031
Jun 201213,2770030
May 201213,1310031
Apr 201212,5460030
Mar 201212,4590031
Feb 201211,286604629
Jan 201213,6253009931
Dec 201117,01930022131
Nov 201117,55730023730
Oct 201120,56044022531
Sep 201111,13460047317
Aug 201122,94468042231
Jul 201124,98558032531
Jun 201125,84424018030
May 201123,6820031
Apr 201128,8390030
Mar 201125,7060031
Feb 201116,0110028
Jan 201120,2220031
Dec 201026,0590031
Nov 201022,7480030
Oct 201030,7460031
Sep 201027,5620030
Aug 201029,6610031
Jul 201019,1100031
Jun 20105,728009
May 2010————
Apr 2010————

A dash is a month the well filed with no figure in that column. An average pressure is shown only for a month the well filed once; where it filed twice the two averages cannot be recombined into one, so none is shown.

Formation tops

South Dakota records 23 formations for this well, shallowest first.

FormationTop (ft)Age
Eagle Sandstone Member, Pierre Shale2,204Cretaceous
Niobrara Formation3,140Cretaceous
Carlile Shale3,356Cretaceous
Greenhorn Limestone3,710Cretaceous
Mowry Shale4,249Cretaceous
Dakota Sandstone4,651Cretaceous
Swift Member, Sundance Formation5,080Jurassic
Piper Formation5,578Jurassic
Pine Salt, Spearfish Formation5,898Permian
Spearfish Formation5,962Triassic/Permian
Minnekahta Limestone6,123Permian
Opeche Shale6,167Permian
Minnelusa Formation6,248Permian/Pennsylvanian
Charles Formation6,880Mississippian
Mission Canyon Limestone7,209Mississippian
Lodgepole Limestone7,654Mississippian
Birdbear Formation8,206Devonian
Souris River Formation8,401Devonian
Interlake Dolomite8,443Silurian
Stonewall Limestone8,754Silurian/Ordovician
Gunton Member, Stony Mountain Formation8,799Ordovician
Stoughton Member, Stony Mountain Formation8,833Ordovician
Red River Formation8,924Ordovician

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

Completions

South Dakota files 2 completion reports for this well, one for each bore of the well.

Lateral 1 (South)

InjectingWater Injection
Spudded
2008-10-13
Completed
2008-12-23
Measured depth
11,498 ft
True vertical depth
8,954.3 ft

Interval

FormationPerforated (ft)
Unit B, Red River Formation9,205–11,498

Lateral 2 (Southwest sidetrack 1)

InjectingWater Injection
Spudded
2008-10-13
Completed
2008-12-23
Measured depth
12,085 ft
True vertical depth
8,965 ft

Interval

FormationPerforated (ft)
Unit B, Red River Formation9,293–12,085

Location

45.943887, -103.535214

45.94389, -103.53521 · 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.