IX, A, 4 Cox et al.: Water Supplies in the Philippines 



409 



sp7'ings and other' sources as noted — Continued. 

 parts per million.] 





Laboratory No. 





108098. 



115733. 



77563. 



October, 1912 



August, 1913 



May, 1910. 



Tayabas, Gasang, Marin- 



duque. 

 Hot springs. 



Brownish ; suspended matter. 

 Neutral. 

 1,173.4. 

 88.15. 

 65.426. 

 928.236. 

 Nil. 

 Nil. 

 Nil. 

 6.4661. 

 Little. 

 Trace. 



Nil. 

 Nil. 



13.5. 

 1.98. 



Nil. 



Nil. 



227.3. 



46.21. 



0.52. 



161.00. 



0.731. 





Tayabas, Gasang, MarinduQue... 









Alkaline 







1,180.0 





71.6 



Slight 



87.2 





939.4 





Nil 





Nil 





Nil 





Trace 











16.8 



110.6 











2.2 











2.4 .. 



Nil 













2.8 



257.9 





47.7 





21.7 





100.8 - 



Trace 













206.8 -. 



(») 



(») 



» Calcic, bicarbonated. 



b Calcic, bicarbonated, alkaline, sulphureted, carbon-dioxated. 



" Hydrogen sulphide, 1.16 cc. per liter. Values for CO- and H2S are probably low. 



