freshet

noun2

1. •
   A flood resulting from heavy rain or a spring thaw.

   • “My father had ideas about conservation long before the United States took it up.[…]You preserve water in times of flood and freshet to be used for power or for irrigation throughout the year. …” — 1913
2. •
   (literary) A small stream, especially one flowing into the sea.

   • Between the curbs and the snow banks a freshet of clear blue water rises. Within me a freshet that chokes the narrow gorge of my veins. — 1936