132 



Tank and well waters 



Mr. Waldies Investigations connected [No. 2 } 



Table IX. 



For 100,000 gr. water. 





Hardness. 



Chlorine 





Equal to 



that from 



calc. as 





Carbonate 



of Lime, 



Chloride 





in g 



rains. 



ofSodium. 





Total. 



Perma- 

 nent. 





General's Tank of 18th Feb. 1867, 



6.4 



2.1 





Kamdhone Ghose's Tank of 18th Feb., 



29.9 



15.1 



28.66 



Baranagar Well of 22nd Feb 



70.4 

 33.7 



12.3 



2.9 



45.40 



Nyan Chund Dutt's Lane Tank, 



40.10 



Well, 



69.7 



171 



"44.30 



Blaquiere's Tank, 



51.1 

 68.1 



14.5 

 6.1 



31.60 



Manictollah Well, 



58.50 



Puttureaghat Street Well, 



53.3 



11.0 



53.10 



Nimtollah Street Well, 



1 127.5 



24.0 



111.20 



River water of street aqueduct, 



19.7 



2.1 



1.73 



And to get a full insight into the nature of such waters, a complete 

 analysis was made of two of them, of which this is the result for 

 100,000 fluid grains of water. 



Table X. 





Puttureaghat 

 Street Well. 



Nimtollah 

 Well. 



Potash, 



grains. 



30 49 

 31.35 

 14.00 



8.76 

 32.30 



1.84 



7.00 

 23.03 



grains. 

 34.77 



Soda, 



35.33 



Lime, 



31.20 



Magnesia, 



22.80 



Chlorine, 



67.81 



Sulphuric acid, 



13.20 



Phosphoric acid, 





Silica, 



4 80 



Carbonic acid by difference, (including 

 errors of analysis,) 



47.46 







Organic matter, 



148.77 

 9.23 



257.37 

 21.23 









158 



278.6 



Nitric Acid, 



none detected. 



small quantity. 



