I hope it is not poltergeists. They are pesky to get rid of.
It sure sounds like high pressure surges. You can't live at the bottom of a hill because it isn't very hilly in TV/ Please keep us posted. It would be very strange that all of your plumbing would go bad at the same time. (What age is your home?)
Gracie. Plumbers daughter. (actually Brewmasters daughter but they have to know a lot about plumbing)