(1) Applicants for ground water must provide substantial credible information demonstrating that water is available for their use from the source aquifer in the amount the applicant seeks to appropriate during the proposed period of diversion.

(2) Information demonstrating physical ground water availability must include an evaluation of drawdown in the applicant's production well for the maximum pumping rate and total volume requested in the permit application.

(3) The drawdown projected for the proposed period of diversion must be compared to the height of the water column above the pump in the proposed production well to determine if the requested appropriation can be sustained.

(4) The requirements of ARM 36.12.121 must be followed.