The growing population of the state of Washington, coupled with increasing amounts of available leisure time have greatly expanded the need for and use of the larger lakes in the state of Washington, both by Washington state residents and guests from other states and countries. In order to make the use of such larger lakes safer, and more beneficial to all concerned, the state of Washington to further the health, safety, recreation and welfare of its citizens has authorized the conversion of certain irrigation districts to irrigation and rehabilitation districts.

Severability—1963 c 221: "If any section, sentence, clause, or part of this act is for any reason held to be unconstitutional, such decision shall not affect the remaining portions of this act. The legislature hereby declares that it would have passed this act and each section, sentence, clause and part thereof despite the fact that one or more sections, clauses or parts thereof be declared unconstitutional." [ 1963 c 221 s 11.]