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Commercial Building Water Consumption Calculator
Building Characteristics
Building Type
Select Building Type
Office
Retail
Hotel
Restaurant
Hospital
School
Other
Total Floor Area (sq ft)
Number of Floors
Occupancy Rate (%)
Operating Hours (per day)
Operating Days (per week)
Occupant Information
Number of Employees (FTE)
Average Daily Visitors
Fixture Information
Number of Toilets
Toilet Type
Standard (1.6 gpf)
Low-Flow (1.28 gpf)
Ultra Low-Flow (1.0 gpf)
Dual Flush
Number of Urinals
Urinal Type
Standard (1.0 gpf)
Low-Flow (0.5 gpf)
Ultra Low-Flow (0.125 gpf)
Waterless
Number of Faucets
Faucet Type
Standard (2.2 gpm)
Low-Flow (1.5 gpm)
Ultra Low-Flow (0.5 gpm)
Number of Showers
Shower Type
Standard (2.5 gpm)
Low-Flow (2.0 gpm)
Ultra Low-Flow (1.5 gpm)
Special Water Uses
Cooling Tower
No
Yes
Cooling Capacity (Tons)
Irrigation System
No
Yes
Landscaped Area (sq ft)
Food Service
No
Yes
Meals Served Per Day
Calculate Water Consumption
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Estimated Water Consumption Results