[amluto]

> 78 10 MW (13,000 hp) pumps that can pump up to 200 tons of water into the Edo River per second.[4]

Wow, I hope the grid can handle the relatively sudden appearance of 780 MW of load. I assume they have some protocol in which why turn on one pump at a time and coordinate with the grid operators.

[gmueckl]

I'm a bit worried that systems like this make the continued existence of large cities dependent on the availability of power and the resilience of power grids. It all works well enough usually, but when things go wrong, systems like that can make a bad situation a lot worse.