Nuclear versus coal

For the two of ours that sank back in the 60’s, USS Thresher and USS Scorpion, the radiation at the wreckage is the same as the ambient levels, there is no leakage.
Yup. Saltwater hasn't breached the cores yet.
I'm getting too deep into this.
Words like luck, if ,they, maybe, think, are all just scary. Suffice it to say how much luck we have, or what we think, are not variables that any sort of fission cares about.
I forgot one thing, many don't know. All reactors leak, more than many would imagine.