Table of Estimated Water Consumption
at Various Types of Establishments
| |||
---|---|---|---|
Type of Establishment
|
Flow in Gallons
Per Person or
Unit Per Day
| ||
Residential dwelling unit
| |||
Single-family home
|
300
| ||
Each unit of multifamily home
|
300
| ||
Each unit of apartment house
|
300
| ||
Each unit of condominium
|
300
| ||
Dwelling unit, transient
| |||
Boardinghouse, per unit
|
50
| ||
Hotels or motels, per unit
|
100
| ||
Lodging or tourist homes, per unit
|
40
| ||
Restaurant
| |||
Average type, per seat
|
35
| ||
Average type, 24-hour, per seat
|
50
| ||
Tavern, per seat
|
20
| ||
Short order, per seat
|
4
| ||
Short order, paper service, per seat
|
2
| ||
Bar and cocktail lounge, per seat
|
2
| ||
Drive-in, parking only, per car space
|
109
| ||
Drive-in, seating and parking, per seat
|
41
| ||
School
| |||
Day, without cafeteria, per students and employees
|
6
| ||
Day, with cafeteria, per students and employees
|
15
| ||
Day, with cafeteria and showers, per students
and employees
|
20
| ||
Boarding school, per student
|
75
| ||
Automobile service station, garage or repair
station
| |||
Per square foot of office and garage space
|
0.251
| ||
Store
| |||
Per square foot of floor space
|
0.216
| ||
Beauty salon or barbershop
| |||
Per number of stations, beauty salon type
|
269
| ||
Per chair, barbershop type
|
55
| ||
Church or other house of worship
| |||
Per maximum occupancy allowed by law
|
2
| ||
Shopping center
| |||
Per square foot of floor space
|
0.16
| ||
Assembly hall
| |||
Per maximum occupancy allowed by law
|
2
| ||
Medical, dental or veterinarian office
| |||
Per square foot
|
0.618
| ||
Offices in general
| |||
Per square foot
|
0.142
| ||
Nursing home or rest home
| |||
Per bed
|
133
| ||
Theater
| |||
Indoor, per seat, 2 showings
|
3 per day
| ||
Drive-in, per car stall
|
5
| ||
Factory
| |||
Without showers, per square foot floor space
|
0.142
| ||
With showers, per square foot floor space
|
0.18
| ||
Plus daily consumption of process water on EDU
basis
| |||
Bowling alley
| |||
Per number of alleys
|
200
| ||
Club
| |||
Lockers and showers
|
20
| ||
Snack bar or lunchroom, per seat
|
10
| ||
Dining room, per seat
|
10
| ||
Without lockers or showers
|
10
|
NFF
|
=
|
C x O (X+P)
| ||
---|---|---|---|---|
FPU
|
=
|
NFF/750 (rounded to nearest 0.5)
|
Abbreviations:
| ||||
NFF
|
=
|
Needed Fire Flow (in gallons)
| ||
C
|
=
|
Construction Factor
| ||
O
|
=
|
Occupancy Factor
| ||
X+P
|
=
|
Exposure and Communication Factors
| ||
Factors:
| ||||
FPU
|
=
|
Fire Protection Unit
|