Table 9. — Range of values for water quality parameters measured between March 1 and 

 October 12, 1971 



item 



East Branch 



West Branch 



Min. 



Max. 



Min. 



Max. 



Conductivity 











(micro mhos, per cm.) 



70 



253 



86 



342 



pH 



6.4 



7.8 



6.6 



8.4 



Calcium (p. p.m.) 



5.0 



19.9 



12.4 



36.0 



Magnesium (p. p.m.) 



1.8 



5.1 



0.9 



6.7 



Sodium (p. p.m.) 



4.6 



14.0 



3.1 



12.8 



Potassium (p. p.m.) 







3.5 







7.0 



Phosphorous (total, p. p.m.) 



0.01 



0.18 



0.01 



0.14 



Nitrates (p.p.m.) 







0.15 







0.15 



Bicarbonates (p.p.m.) 



22.0 



76.0 



40.0 



94.0 



45 



