Where Does Niagara Falls Water Come From. The colour comes from the dissolved salts and “rock flour”, very finely ground rock, picked up primarily from the limestone bed but probably also from the shales and sandstones under the limestone cap at the falls. Niagara falls (/ n aɪ ˈ æ ɡ ər ə /) is a group of three waterfalls at the southern end of niagara gorge, spanning the border between the province of ontario in canada and the state of new york in the united states.
The fresh water that plunges over niagara takes around 685,000 gallons (2.6 million litres) of water from four great lakes: Niagara falls (/ n aɪ ˈ æ ɡ ər ə /) is a group of three waterfalls at the southern end of niagara gorge, spanning the border between the province of ontario in canada and the state of new york in the united states. The fresh water that plunges over niagara takes around 685,000 gallons (2.6 million litres) of water from four great lakes:
