Compare calculators
Both calculators run independently β change the inputs on either side to compare results.
Water Usage
Water Pressure & Flow Calculator
Estimate the flow rate (GPH) available at your fixtures given pipe size, supply pressure, elevation change, and pipe length. Use this when sizing a plumbing system or diagnosing low-pressure complaints.
Fill in the required fields to see your result.
Water Usage
Household Water Usage Calculator
Estimate your household's weekly water consumption from showers, toilets, laundry, and dishwashing. Use it to spot waste, compare against averages, or plan conservation goals.
Fill in the required fields to see your result.
Key differences
| Water Pressure & Flow Calculator | Household Water Usage Calculator | |
|---|---|---|
| Category | Water Usage | Water Usage |
| Inputs required | 5 | 5 |
| Result | Flow Rate per Fixture (GPM) | Weekly Water Usage (gallons) |
| What it does | Estimate the flow rate (GPH) available at your fixtures given pipe size, supply pressure, elevation change, and pipe length. Use this when sizing a plumbing system or diagnosing low-pressure complaints. | Estimate your household's weekly water consumption from showers, toilets, laundry, and dishwashing. Use it to spot waste, compare against averages, or plan conservation goals. |