By approved reasonable methods, the Owner or Operator shall shut off and exclude all alien water from any oil or gas-bearing stratum to the satisfaction of the Supervisor, and to determine the effectiveness of such operations, the Owner shall, unless otherwise requested by the Supervisor, make a casing and water shut-off test before suspending drilling operations or completing the well.
055-4 Wyo. Code R. § 4-2
Amended, Eff. 6/3/2015.