SDCL § 7-1-23: Edmunds County boundaries.

Beginning at the northeast corner of township one hundred twenty-four north of range sixty-six west of the fifth principal meridian, thence west and along the sixth standard parallel north to the northwest corner of township one hundred twenty-four north of range seventy-three west; thence south and along the tenth guide meridian west, to the southwest corner of township one hundred twenty-one north of range seventy-three west; thence east and along the fifth standard parallel north to the southeast corner of township one hundred twenty-one north of range sixty-six west; thence north and along the range line between ranges sixty-five and sixty-six west, to the place of beginning.