One of the innovative Israeli companies exhibiting at WATEC Israel 2019 was Hydrantech. It has developed a smart device for fire hydrants that alerts authorities to leaks, water theft or malicious attempts to penetrate a water supply. It also supplies useful data on water usage.
https://www.timesofisrael.com/with-smart-hydrants-faucets-and-pipes-israel-shows-off-its-water-tech/