The State Engineer will accept an IDF using SEP values in conjunction with soil moisture conditions representative of historical maximums. If the design engineer is using infiltration rates which represent something less than saturated conditions, information should be submitted to justify the lower soil moisture selection.

KEY: dams, earthquakes, floods, reservoirs

Date of Last Change: March 24, 2016

Notice of Continuation: October 2, 2025

Authorizing, and Implemented or Interpreted Law: 73-5a