Obviously, we can state with perfect accuracy the amount of water one leak might waste, as not all leaks are created equal. For this post, however, I will demonstrate that even a small leak can be detrimental to the house and to the pocketbook.
Let's take one of the smallest noticeable leaks, one milliliter (1 ml/sec) a second. That's 1/30th of an ounce or about 1/6th of a teaspoon every second.