How did steam power change the location of factories?

Before the widespread adoption of steam power, industrial activity was largely constrained by the need for proximity to natural power sources, specifically water, which required factories to be located near fast-flowing streams or rivers to operate waterwheels.12

The development of the steam engine, particularly the improvements made by James Watt, fundamentally changed this requirement. Because steam engines could generate power by burning fuel—typically coal—rather than relying on water flow, factories were no longer tethered to riverbanks. This allowed manufacturers to relocate production plants to more economically advantageous sites, such as areas with better access to transportation networks, lower labor costs, or proximity to coal supplies.3415

Consequently, steam power facilitated the growth of industrial urbanism, as factories became concentrated in cities and mill towns where they could maximize economies of scale and minimize the costs of transporting goods and raw materials. This shift helped transform the landscape of the Industrial Revolution, enabling the rise of large-scale manufacturing centers that were independent of geography-based power limitations.13