[Greysard]

It would probably take many heavy trucks loaded with dangerous substances to even be detectable in water. The most dangerous place is probably the water purification plant; but it can be secured - if anyone can be bothered.

[stockpirate]

Actually there is an easier place that wouldn’t take as much effort to cause a lot of damage, but I will not mention it here, or anywhere else for that matter. But you are right it would take hundreds of tons to do anything to the water supply.

[HurriKane]

this PM I spoke with a cop at my nearby reservoir, he said that the biggest threat was probably from biologicals, versus chemicals or radioactives... he also expressed some frustration with higher ups who were reluctant to train to respond to such threats at the most vulnerable point, the filtration fields, they were concerned with how it would look to the public who recreate nearby...