Luff M-21H Stearns

API 400632041501 · Harding County, South Dakota · Buffalo field

Temporarily AbandonedSalt Water Disposal
API
400632041501
Operator
Luff Exploration Co.
County
Harding
Field
Buffalo
Permit
1669

Production

53 monthly filings with South Dakota, Aug 2001 to May 2010. Each product is in its own unit and the four are never added.

Cumulative oil
9,021 bbl
Cumulative gas
4,954 MCF
Cumulative water
84,912 bbl
PeriodOil (bbl)Gas (MCF)Water (bbl)Days
May 2010000—
Nov 2005000—
Oct 2005————
Sep 2005————
Aug 2005————
Jul 2005————
Jun 2005————
May 2005————
Apr 2005————
Mar 2005————
Feb 2005————
Jan 2005————
Dec 2004————
Nov 2004————
Oct 2004————
Sep 2004————
Aug 2004————
Jul 2004————
Jun 2004————
May 2004————
Apr 2004————
Mar 2004————
Feb 2004————
Jan 2004————
Dec 2003————
Nov 2003————
Oct 2003————
Sep 2003————
Aug 2003————
Jul 2003————
Jun 2003————
May 2003————
Apr 2003————
Mar 2003————
Feb 20035833122,11524
Jan 20036283372,53031
Dec 20026683582,65331
Nov 20026033232,61430
Oct 20026213332,60531
Sep 20024692522,35830
Aug 20025402892,42331
Jul 20025572982,85031
Jun 20024522423,55330
May 2002115625,97631
Apr 20021056,61210
Mar 20025793113,13222
Feb 20028855075,52028
Jan 20028554904,95831
Dec 20011,0385956,92231
Nov 20014182407,54730
Oct 2001006,71623
Sep 2001009,86125
Aug 2001003,96715

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

Injection

47 monthly filings with South Dakota, Aug 2001 to Jul 2014. 21 of them carry a figure; the rest are months South Dakota filed empty.

Well type
Salt Water Disposal
Cumulative fluid injected
104,984 bbl
MonthFluid injected (bbl)Max pressure (psi)Avg pressure (psi)Days
Jul 2014————
Jun 2014————
May 2014————
Apr 2014————
Mar 2014————
Feb 2014————
Jan 2014————
Dec 2013————
Nov 2013————
Oct 2013————
Sep 2013————
Aug 2013————
Jul 2013————
Jun 2013————
May 2013816002
Apr 2013————
Mar 2013————
Feb 2013————
Jan 2013————
Dec 2012————
Nov 2012————
Oct 2012————
Sep 2012————
Aug 2012769008
Jul 20123,1820031
Jun 20122,3360030
May 20121,136402531
Apr 20121,25614011530
Mar 20126711401406
Feb 20122,7670018
Jan 20121,648009
Dec 20116,7150022
Nov 20113,6680014
Oct 20113,4660023
Sep 20119,2760030
Aug 20119,2310031
Jul 20113,7390021
Jun 20119,0230029
May 201110,5040031
Apr 201111,0910030
Mar 201111,0200031
Feb 201112,1360028
Jan 2011534001
Dec 2010————
Nov 2005————
Oct 2005————
Aug 2001————

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.

Completion

South Dakota files 1 completion report for this well.

Lateral 1 (Southwest)

Temporarily AbandonedSalt Water Disposal
Spudded
2001-07-11
Completed
2001-08-06
Measured depth
11,301 ft
True vertical depth
8,840 ft

Interval

FormationPerforated (ft)
Unit B, Red River Formation9,139–11,301

Location

45.850868, -103.642790

45.85087, -103.64279 · 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.