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Toilet Performance Report

These reports were commissioned by Seattle Public Utilities water conservation programs to assess the performance of low water consumption toilets, and to increase customer participation in preventing, detecting and fixing toilet leaks.


MaP (Maximum Performance) toilet flush testing - detailed information and reports on residential and light commercial toilet performance. To date, 2,000 different toilet models have been tested, 1,800 of which are reported in the public database on this website.