8.3 : Commercial Sector Water Consumption
| 8.3.5 |
Normalized
Annual End Uses of Water in Select Hotels in Western United States (Gallons
per Room per Year) (1) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Budget Hotels |
|
|
Luxury Hotel |
|
|
|
|
|
|
|
|
|
|
|
Range of Water Use |
Range of Water Use |
|
|
|
|
|
|
| Fixture/End
Use |
|
|
(gal/room) |
|
(gal/room) |
|
|
|
|
|
|
| Bathtub |
|
|
|
|
986 |
(2) |
|
2,331 |
|
|
|
|
|
|
|
| Faucets |
|
|
|
|
2,196 - 2,683 |
|
|
6,297 |
|
|
|
|
|
|
|
| Showers |
|
|
|
10,203 - 13,724 |
|
32,453 |
|
|
|
|
|
|
|
| Toilets |
|
|
|
9,493 - 11,986 |
|
28,047 |
|
|
|
|
|
|
|
| Leaks |
|
|
|
439 - 8,007 |
|
5,351 |
|
|
|
|
|
|
|
| Laundry |
|
|
|
6047 - 12,027 |
|
74,480 |
|
|
|
|
|
|
|
| Ice making |
|
|
|
811 - 1,568 |
(3) |
|
0 |
|
|
|
|
|
|
|
| Other/misc.
indoor |
|
|
946 - 9,953 |
|
|
0 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Total Indoor
Use |
|
37,703 - 50,696 |
|
82,770 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Number of
Rooms |
|
140 - 209 |
297 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Logged average
daily use, kgal: |
18.6 - 29.3 |
|
59.3 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Peak
instantaneous demand, gpm: |
40.5 - 106.9 |
|
130.7 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Benchmarking
Values for Hotels |
N |
|
25th Percentile of Users |
|
|
|
|
|
|
|
| Indoor Use,
gal./day/occupied room |
98 |
|
60 - 115 |
|
|
|
|
|
|
|
| Cooling Use,
gal./year/occupied room |
97 |
|
7,400 - 41,600 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Note(s): |
Based
on four budget hotels and one luxury hotel. Three budget hotels in Southern
California, one in Phoenix, AZ. Luxury hotel in Los Angeles, CA. 1) Water use
data for the buildings was collected over a few days. Estimates of annual use
were created by accounting for seasonal use and other variables, billing
data, and interviews with building managers. 2) Based on one hotel. 3) Based
on three hotels. 5) The study derived efficiency benchmarks by analyzing
measured data and audit data. The benchmark was set at the lower 25th
percentile of users. |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
DOWNLOAD TABLE AS PDF XLS
Related Tables:
Sources:
|