Luff M-21 Stearns
API 4006320415 · Harding County, South Dakota · Buffalo field
Temporarily AbandonedSalt Water Disposal
API
4006320415
Operator
Luff Exploration Co.
County
Harding
Field
Buffalo
Location
SWSW Sec 21 Twp 022N Rng 04E
Permit
1338
Production
27 monthly filings with South Dakota, Nov 1984 to Jul 2001. Each product is in its own unit and the four are never added.
Cumulative oil
7,866 bbl
Cumulative gas
3,442 MCF
Cumulative water
47,755 bbl
| Period | Oil (bbl) | Gas (MCF) | Water (bbl) | Days |
|---|---|---|---|---|
| Jul 2001 | 0 | 0 | 0 | — |
| Dec 1986 | 0 | 0 | 0 | — |
| Nov 1986 | — | — | — | — |
| Oct 1986 | — | — | — | — |
| Sep 1986 | — | — | — | — |
| Aug 1986 | — | — | — | — |
| Jul 1986 | — | — | — | — |
| Jun 1986 | 241 | 81 | 1,645 | 20 |
| May 1986 | 376 | 125 | 2,561 | 30 |
| Apr 1986 | 349 | 167 | 892 | 29 |
| Mar 1986 | 381 | 181 | 1,949 | — |
| Feb 1986 | 326 | 155 | 1,940 | 26 |
| Jan 1986 | 382 | 180 | 2,492 | 30 |
| Dec 1985 | 392 | 185 | 2,186 | 31 |
| Nov 1985 | 395 | 185 | 2,504 | 30 |
| Oct 1985 | 418 | 193 | 2,227 | 31 |
| Sep 1985 | 423 | 195 | 2,245 | 30 |
| Aug 1985 | 435 | 235 | 3,601 | 31 |
| Jul 1985 | 442 | 237 | 2,556 | 31 |
| Jun 1985 | 459 | 198 | 2,448 | 30 |
| May 1985 | 449 | 193 | 2,393 | 30 |
| Apr 1985 | 472 | 203 | 2,831 | 30 |
| Mar 1985 | 554 | 204 | 2,964 | 31 |
| Feb 1985 | 468 | 179 | 2,573 | 28 |
| Jan 1985 | 515 | 197 | 3,863 | 31 |
| Dec 1984 | 389 | 149 | 3,266 | 30 |
| Nov 1984 | 0 | 0 | 619 | 4 |
A dash is a period the well filed with no volume for that product.
Location
45.850868, -103.642790
45.85087, -103.64279 · Surface location as filed with South Dakota⌘ or Ctrl + scroll to zoom
Every well in Harding County, South Dakota
South Dakota state record, from SD_wells_SDOILexport_Export__wells_Table_4_Web.parquet. Corpus built 2026-08-19.