Upon failure of any water user to pay his proportionate share of the expense referred to in RCW 90.08.050 and 90.08.060, the county or counties shall be entitled to sue for and recover any such unpaid portion in any court of competent jurisdiction.
[1977 c 22 § 4; 1925 ex.s. c 162 § 4; RRS § 7351-4.]