Re: Municipal Water Treatment

["Ron Anderson" <yodeman at lycos_com>]

Hi Charles,  Here in Warwick, RI   pH=10  general hardness=30ppm  Water source is the Scituate Reservoir (big lake). What is the hardness out your way?  
---
Ron Anderson
Warwick, RI 
401-739-7670
alt email: ron02886 at cox_net







On Wed, 19 Jun 2002 18:54:01  
 Charles n Sue Harrison wrote:
>Municipal Water Treatment
>In the vast majority of Municipal Water Treatment, the sediment is 
>removed with a chemical reaction between Calcium Oxide and Aluminum 
>Sulfate. The addition of these chemicals increases the pH to 9+. This 
>is true with the vast majority of Municipal Water Treatment 
>facilities which bring water from rivers and lakes. The treatment of 
>well water may not require this flocking to remove sediment.
>
>A further adjustment of pH may be necessary to maintain stability of 
>the Chloroamine complex. One may ask the county or city where you 
>live for a Municipal Water Report. The results may surprise you with 
>the expected pH.
>St Louis 9.5 to 10
>Chicago IL 9.5 - 10
>Madison WI  9.5 - 10
>Indy IN - 9.5 - 10
>Memphis TN 9.5 - 10
>
>Call the county/ city water department and request a Municipal Water Report
>I would like to know what you find.
>
>Charles Harrison



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