California Code, Streets and Highways Code - SHC § 1488

(a) A person who, in storing or distributing water for any purpose, permits water to overflow or by seepage to saturate a county highway, to the injury of the highway, shall, upon notice by the road commissioner, immediately cease the overflow or seepage and repair the injury caused by the overflow or seepage.

(b) The person permitting the overflow or seepage is liable to a penalty of three hundred fifty dollars ($350) for each day the overflow or seepage continues, recoverable as provided in Section 1496.

(c) If the repair required by subdivision (a) is not made by the person within a reasonable time, as determined by the road commissioner, the road commissioner may make those repairs and recover the expense of the repairs from the person in an action at law brought in the name of the county.