div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: Hardness map - DWI UK - Drinking Water · PDF fileMap showing the rate of hardness in mgl as Calcium Carbonate in England and Wales Created Date: 1232012 4:28:09 PM src=https:reader034fdocumentsusreader034viewer20220517185a712b1f7f8b9ac0538ca4c1html5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdiv