Typical Rates Of Water Use For Commercial Facilities

 

  Note:   1 gal. = 3.785 L

USER

UNIT

RANGE

TYPICAL

Airport

Passenger

4-5

3

Apartment housePerson100-200100
Automobile service station

Employee

Vehicle served

8-15

8-15

13

10

Boarding housePerson25-50

40

Department store

Toilet room

Employee

400-600

8-13

550

10

Hotel

Guest

Employee

40-60

8-13

50

10

Tourist home

Guest

30-50

40
Laundry (self-service)

Machine

wash

400-650

45-55

550

50

OfficeEmployee8-2015

Restaurant (including toilet)

Conventional

Short-order

 

Customer

Customer

 

8-10

3-8

 

9

6

Shopping center

Parking space

Employee

1-3

8-13

2

10

Theater

Indoor

outdoor

 

Seat

Car

 

2-4

3-5

 

3

4

Assembly hallSeat2-43
Hospital, Medical

Bed

Employee

130-260

5-15

150

10

Hospital, Mental

Bed

Employee

80-150

5-15

120

10

Prison

Inmate

Employee

80-150

5-15

120

10

Rest home

Resident

Employee

5-120

5-15

90

10

School, day

With cafeteria, gym.,  showers

With cafeteria only

Without cafeteria and gym

 

Student

Student

Student

 

15-30

10-20

5-15

 

25

15

10

School boarding

Student

50-100

75