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Both calculators run independently — change the inputs on either side to compare results.

Appliance Water Efficiency Calculator

Calculates annual water savings and dollar savings when upgrading to a more water-efficient appliance such as a dishwasher, washing machine, or toilet. Helps homeowners justify the cost of new WaterSense or ENERGY STAR-certified appliances.

Old Appliance Usage (gal/use)

New Appliance Usage (gal/use)

Uses per Day (uses)

Water Cost per 1000 Gallons ($)

Fill in the required fields to see your result.

Water Usage

Water Conservation Savings Calculator

Projects annual savings from water-efficient upgrades like low-flow showerheads, efficient toilets, and leak repairs. Ideal for homeowners budgeting home improvement projects or tracking conservation goals.

Current Monthly Usage (gallons)

Install Low-Flow Showerheads

Upgrade to Efficient Toilets

Fix All Leaks

Combined Water + Sewer Rate ($/1000 gallons)

Fill in the required fields to see your result.

Key differences

	Appliance Water Efficiency Calculator	Water Conservation Savings Calculator
Category	Water Usage	Water Usage
Inputs required	4	5
Result	Annual Water Cost Savings ($)	Annual Savings Potential ($)
What it does	Calculates annual water savings and dollar savings when upgrading to a more water-efficient appliance such as a dishwasher, washing machine, or toilet. Helps homeowners justify the cost of new WaterSense or ENERGY STAR-certified appliances.	Projects annual savings from water-efficient upgrades like low-flow showerheads, efficient toilets, and leak repairs. Ideal for homeowners budgeting home improvement projects or tracking conservation goals.