High water bill diagnostic Upon arrival customer made me aware that she was still experiencing a high water bill so we did a high water bill diagnostic dye tested all toilets, checked underneath all sinks checked all lavatory faucets, kitchen sink faucets, washing machine shut off valves, hose bib, water heater, all copper pipes in crawlspace and also took an approximate 30 minute video. Of a meter and there is no water usage at all. We spoke with the water company they let her know that it was potentially because of the backdated billing cycle water bill has doubled Nick pleasants Hillsborough,nc