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Treatment Efficiency and Water Quality in Distribution System after Conversion to MF (without Coagulation) in Small Water System
Conference Proceeding by American Water Works Association, 03/05/2003

Document Format: PDF

Description

This research documents the transition of a small system (2300 customers in Carthage, NorthCarolina) from conventional treatment (alum coagulation-sedimentation-filtration) tomicrofiltration (MF). The new MF facility began delivering water to the distribution system onMay 24, 2002. In the new scheme, no chemicals are added ahead of MF. Monthly datacollection and daily plant operating records were used to document the treatment efficiency andwater quality in the distribution system for five months prior to the conversion and after theconversion. The ultimate goal of the research was to determine the tangible benefits of theconversion to MF at the customer’s tap. Thus far, the results have shown that MF has improvedturbidity and particle removal and this is reflected in measurements made within the distributionsystem. However, problems unrelated to the efficiency of MF remain to be solved so thatdisinfection byproduct formation and bacterial regrowth can be controlled. Lessons learnedhere with regard to efficiency of treatment, costs and water quality improvements will be of greatbenefit to many small systems that are facing similar problems. Includes 2 references, tables, figures.

Product Details

Edition:
Vol. – No.
Published:
03/05/2003
Number of Pages:
14
File Size:
1 file , 400 KB
Note:
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