In the general category of “most powerful radio transmitter”, it doesn’t even rank in the top 5. The biggest are 1MW+. Many industrial sites use 450kW or more

In the general category of “most powerful radio transmitter”, it doesn’t even rank in the top 5. The biggest are 1MW+. Many industrial sites use 450kW or more (see any bauxite processing plant) so are coupled with a power plant or have agreements for dedicated generation at nearby plants.