Assuming that Bloomberg actually believes in private property rights, you are correct.
HOWEVER, the generators and supplies aren't there out of the kindness of the owners hearts. They are there because a contract is being fulfilled. Since there is a need for them elsewhere, and these are currently available, it would be trivial to contact the owners and get a contract in place so they could be used for those in need.
Assuming that Bloomberg actually believes in private property rights, you are correct.
HOWEVER, the generators and supplies aren't there out of the kindness of the owners hearts. They are there because a contract is being fulfilled. Since there is a need for them elsewhere, and these are currently available, it would be trivial to contact the owners and get a contract in place so they could be used for those in need."
In other words, has any pea brain with the city thought to ask... ?