Well Water Usage Estimations
Flush water closet: 1 to 5 gallons
Shower: 10 to 25 gallons
Operate dishwasher: 12 to 15 gallons
Wash load of clothes: 20 to 50 gallons
Assumptions
- Highest usage rate at awakening-- normally a 1 to 2 hour period in morning.
- Each person takes a shower and flushes the water closet twice; total 15 to 35 gallons/person.
- Each household washes a load of dishes and clothing, 35 to 65 gallons.
- Two people per bedroom.
- Assume a 30 to 40 gallon storage tank.
Domestic Water Required (2-hour period)
1 Bedroom/2 people 2 Bedroom/4 people 3 Bedroom/6 people
70 gal 140 gal 210 gal
+Basic 65 gal +Basic 65 gal +Basic 65 gal
Total 135 gal Total 205 gal Total 275 gal
-Storage 40 gal -Storage 40 gal -Storage 40 gal
95 gal 165 gal 235 gal
Flow Rate 1 ½ gal/min Flow Rate 3 gal/min Flow Rate 4 gal/min
4 Bedroom /8 people 5 Bedroom/10 people
280 gal 350 gal
+Basic 65 gal +Basic 65 gal
Total 345 gal Total 415 gal
-Storage 40 gal -Storage 40 gal
305 gal 375 gal
Flow Rate 5 gal/min Flow Rate 6 gal/min
