Toilet Still the Largest Water-Using Device in a Home

Jan 09, 2014 | by Jim Anderson, Ph.D. |

Customer Education Water Usage Septic Tank Onsite Septic System Featured

Toilet Largest Water Using Device Web — The toilet is regarded as a ready receptacle for all kinds of other items that should not be put down the drain so our industry needs to continually educate homeowners.

Following a previous article on homeowner water usage, we received an email from a reader challenging the toilet as the largest water-using device in a home.Comment:“I just read your comments regarding homeowner education and water usage. I do not believe that today’s toilets use the 25 to 40 percent of the daily flow that you indicated. These percentages originated years ago when toilets used 5 gallons per flush. Most modern ones use 1.6 gallons per flush.If a family uses 300 gpd then the formula is:300 x .25 = 75 gallons. 75/1.6 = 46.875 flushes per day. That’s 11.75 flushes/day, each,

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