International Control Dam

Partial dam on the Niagara River just above Niagara Falls.

At a glance

SourceAuthorRoleIn one line
The Hidden Engineering of Niagara FallsWesley CrumpsubjectWhere flow is split between falls and turbines.

The Hidden Engineering of Niagara Falls — Wesley Crump (2025)

Source: Original · Readwise highlight

This structure’s not meant to create a reservoir; it just subtly adjusts the level in the river to control how much water flows over the falls versus into the hydropower intakes.

  • Role: subject
  • In the article: A partial dam upstream of the falls whose gates balance the water left for the falls against what is diverted to the power plants.
  • Why it matters: It is where the trade-off between scenery and electricity is physically managed.