Water Hardness in Hertfordshire

Top 10 Hard Water Areas in England
(Listed by County)

 1) Greater London

 2) Hampshire

 3) Essex

 4) Surrey

 5) Hertfordshire

 6) Kent

 7) Norfolk

 8) East Yorkshire

 9) Berkshire

10) Lincolnshire


Note: the above list of hard water areas in England is based on sales of Dyna Pipe Water Descalers, not the actual water hardness. However, the maps are based on water hardness.