To know how long to water your lawn, put several rain gauges around the yard. Run the sprinklers for 10 minutes. If the gauges measure one-quarter inch it will take 40 minutes to apply 1 inch of ...

Tennessee Tech University professor designs a low-cost water gauge that could help warn communities like Waverly if there's another flood. 1 weather alerts 1 closings/delays. Watch Now ...

It's a $500 sensor, that can be mounted on bridges and structures over bodies of water, that works just like the USGS gauges. "The sound wave hits it and comes back and the return is what’s ...