Oakland County Water Resources Commissioner's Office
Water Conservation Calculator
Oakland County, Michigan
Enter information into the form below and press the "Calculate" button to calculate your daily, monthly, and yearly water use in gallons. You do not need to answer questions if they do not apply.
General Questions

1. Total number of people in your household. (Required)

 
Bathroom
1. How many showers are taken each day in your household?
2. What is the average length (in minutes) of each shower? Enter 6.3 if you are unsure.
3. What is the flow rate (gallons per minute) of your showerhead? Enter 5 for standard showerhead; 2 for low flow.
4. Total number of baths taken each week by members of your household.
 
Toilets
1. Average number of times each person flushes a toilet in your house per day. Enter 4 if you are unsure.
2. How many gallons does your toilet use per flush? Enter 5 if you have a standard toilet; 1.6 if you have a low volume toilet.
 
Faucets

1. How many times each day does each household member use faucets to shave, brush teeth, and wash hands and face?

2. How many minutes does the water run during each use?
 
Washing Dishes
1. How many times are dishes washed by hand each day?
2. How many minutes does the water run during each wash?
3. If you have a dishwasher, how many times is it used each week?

4. The average dishwasher uses 15 gallons of water per load, change this number if yours is different.

 
Laundry
1. How many loads of laundry are done by members of your household each week?

2. The average washing machine uses 55 gallons of water per load, change this number if yours is different.

   
Lawn Watering & Other Uses
1. How many times is your lawn watered each week?
2. How many minutes is the lawn watered per watering?

3. Water is also used outdoors to wash cars, fill pools, rinse outdoor furniture and clean equipment. Estimate the average number of minutes water is used outdoors for purposes other than watering each week.

Press the Calculate button to compute your overall water use.
 
Results
Per Capita Daily Water Use in Your Household (gallons)
Bathroom Lawn Watering
Toilets Other Outdoor Uses
Faucets
Laundry  
Dishwasher  
Hand Washing Dishes  
 
Comparison Between Your Household and the Average* County Household
  Your House Oakland County Average*
Interior per capita gallons per day 92
Exterior per capita gallons per day 133
 
Total Per Capita Gallons of Water Used in the House
  Per Day Per Month Per Year
Your Household
Oakland County Average*
Summary:

*Based on Oakland County Water Resources Commissioner's Office data.

2002- Oakland County, Michigan