Radioactive waste is regularly stored at the reactor that burned it. Those supply electricity for population centers, and thus are placed in proximity. I think

Radioactive waste is regularly stored at the reactor that burned it. Those supply electricity for population centers, and thus are placed in proximity. I think you'd be surprised at how it works in practice. If your interested in learning more, there's some great info from the Fukushima plant meltdown, very transparent and public incident that gives insight into how things work in this space.