Extremely high water bill solution On arrival, customer stated t high water bill as of lately. Afternoon that evaluation of the following has been determined: Pressure - 67 psi P.h- 7.2 Hardness=5 * large home with six bathrooms. Homeowner just changed all the flappers but still had the problem. * the master bathroom toilet fill valve was constantly running, which can easily cause the water bill to skyrocket A rebuild was performed on the master bath toilet There are no other leaks present in the crawlspace in the garage by the mechanicals or at any of the fixtures.