The terms and definitions in K.A.R. 82-3-101, with some of those definitions modified as follows, shall apply to these regulations for horizontal wells, in addition to the new terms and definitions specified:

1. (a) "Bottom-hole location" means the terminus of each horizontal wellbore.

2. (b) "Completion interval" means the following:

   1. (1) For open-hole horizontal wellbores, the area between the point that the wellbore contacts the producing formation and the bottom hole, including any isolation packers; and
   2. (2) for cased horizontal wellbores, the area between the perforation nearest the vertical portion of the horizontal well and the perforation nearest the bottom-hole location.
3. (c) "Directional survey" means a report showing the location of the horizontal wellbore from the surface location to the bottom hole.
4. (d) "Horizontal well" means a well that is drilled from a surface location and includes one or more horizontal wellbores.
5. (e) "Horizontal wellbore" means any portion of a horizontal well that extends laterally within the productive or injection formation.
6. (f) "Measured total depth" means the total length of the drilled wellbore.
7. (g) "Surface location" means the point at which the vertical portion of a horizontal well penetrates the ground at the surface.
8. (h) "True vertical depth" means the distance from the deepest point in the wellbore measured vertically to a point with the same elevation as that of the surface location.

(Authorized by and implementing K.S.A. 2012 Supp. 55-152; effective Aug. 16, 2013.)