Three hydroelectric power/electrical plants have been built along its path, the largest at Jiguey Dam.

Luis Carvajal, a top Dominican ecologist, estimated a cost of RD$350M per km to recover the river.

[2] On 14 April 1655 Robert Venables landed with a contingent of the English New Model Army at the mouth of the Nizao River in preparation for a land attack on Santo Domingo.

[3] Vice-Admiral William Goodsonn was also landed with an auxiliary "sea regiment", composed of sailors.

Their superior discipline enabled them to save the other soldiers from catastrophe during two Spanish ambushes.