If you have a water heater that leaks, the first step is to determine the source of the water. It can be a window, floor slope, or water pipe. Use a paper towel to identify the source. This plumbing in Chatsworth article by Candu Plumbing of Chatsworth says if the paper is wet after a few hours, the water is most likely coming from a water heater. Troubleshooting a leaking water heater If you’re looking for help troubleshooting a leaking water heater, you’ve come to the right place. Leaky water heaters can be caused by a number of factors, including faulty valves, connections, and the tank itself. In order to…