3 ms·If you mean NYC, most of the tap water there comes from reservoirs upstate.by meepmorp 5y agoIf you mean NYC, most of the tap water there comes from reservoirs upstate.slacktide 5y agoIf i meant NYC, I would have said NYC. Damn condescending of you to assume otherwise. I think I know where I lived. My water came from the Lloyd Aquifer.meepmorp 5y agoOk.