294 REPORT— 1894. 



There is some slight evidence of organised impurity, indicating admix- 

 ture, to a small extent, witli surface water, which would need to be 

 guarded against if the supply were adopted. 



Prestatyn Wells. Analysed by Dr. Lloyd Roberts, August 10, 1888. 



Smithy Well, Prestatyn. 

 A surface (dip) well. 



Total . . . 41=28-7 grains per gallon. 



Rectory Well {Pump), Prestatyn. 



Chlorine : 6-4 parts per 100,000 = 4*48 grains per gallon. 



Parts per 100,000. 



Hardness, temporary 12 



„ permanent 18 



Total 30 



Nant Hall Pump, Prestatyn. 



Parts per 100,000. 



Hardness, temporary 25 



„ permanent ........ 19 



Total 44 



Nant Mine Overflow, Prestatyn. 



Parts per 100,000. 



Hardness, temporary 14-0 



„ permanent 14-0 



Total 28-0 



Plas Newydd, Trefnant. 



A surface (dip) well, in red sand. 



Parts per 100,000. 



Hardness, temporary 4-0 



„ permanent . 20-0 



Total . . . 240 



