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Water Use & Conservation

Toilet Leak InformationImage of a toilet from the 1920's

How much water your toilet uses depends on two factors: its tank size and its working condition. Since 1992, federal law has mandated that all new toilets use no more than 1.6 gallons per flush. Recent technological advances include the duel flush toilets, High Efficiency Toilets with 1.28 gallon flushes and waterless urinals. To find out more about which toilets performed best in independent testing, go to

Even the new toilets can be water wasters if they have a leaky flapper valve or an improperly set water level. Follow the instructions in this section to check and repair your toilet for water leaks. “Make sure to get the correct replacement flapper for your toilet.  Enter your toilet make and model into the following website to see replacement recommendations,  Or take your damaged flapper to the hardware with you!”

Find out more by visiting the sites below:

  • Don't Waste A Drop - OSE
    A PDF file on finding, fixing and preventing indoor water leaks. Toilets are covered on pages 6-12.Inside of Toilet Tank
  • Repair a Running Toilet - Lower My Energy Bill
    Lower My Energy Simple instructions on how to replace a toilet flapper