Water Usage Facts

Fixture/End Use
Avg. gallons per capita per day
Indoor use percent
Toilet
18.5
30.9%
Clothes Washer
15
25.1%
Shower
11.6
19.4%
Faucet
10.9
18.2%
Other Domestic
1.6
2.7%
Bath
1.2
2.0%
Dishwasher
1
1.7%
Indoor Total
59.8
100%

At present the Oak Bluffs Water District average is 65 gallons per capita per day.

How can I help conserve?

You can help conserve by installing water saving plumbing fixtures, and appliances. The table below gives an estimate of just how much can be saved when you replace conventional fixtures with modern low flow fixtures.

Vintage Toilet*
4-6 gals per flush
Conventional Toilet**
3.5 gals per flush
Low Flow Toilet***
1.6 gals per flush
Conventional Showerhead
3–10 gals per min
Low Flow Showerhead
2-2.5 gals per min
Faucet Aerator
3-6 gals per min
Flow Regulating Aerator
0.5-2.5 gals per min
Top Loading Washer
40-55 gals per load
Front Loading Washer
22-25 gals per load

* Manufactured before 1978

** Manufactured between 1978 and 1993

*** Manufactured after 1994