As used in ORS 198.220, in addition to the meaning given the term by ORS 198.010 (1) to (5), (7) to (24) and (27), “district” means any one of the following:
(1) A corporation for irrigation, drainage, water supply or flood control organized under ORS chapter 554.
(2) A soil and water conservation district organized under ORS 568.210 to 568.808 and 568.900 to 568.933.
(3) A weed control district organized under ORS 569.350 to 569.445.
(4) A port district organized under ORS chapter 778.