Water Calculator - How Much Water Do You Use? <a href="http://h2oconserve.org/home.php?pd=index" target="_blank">http://h2oconserve.org/home.php?pd=index</a> <a href="http://h2oconserve.org/wc.php?pd=ca" target="_blank">http://h2oconserve.org/wc.php?pd=ca</a>