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Chicago's Switch to Free Chlorine Residuais
Author(s) -
Willey Benjamin F.,
Duke Carlton M.,
Rasho John
Publication year - 1975
Publication title -
journal ‐ american water works association
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.466
H-Index - 74
eISSN - 1551-8833
pISSN - 0003-150X
DOI - 10.1002/j.1551-8833.1975.tb02264.x
Subject(s) - filtration (mathematics) , chlorine , sedimentation , coagulation , environmental science , waste management , pulp and paper industry , environmental engineering , engineering , chemistry , mathematics , medicine , geology , paleontology , statistics , organic chemistry , sediment , psychiatry
In previous years the City of Chicago practiced superchlorination prior to coagulation, Sedimentation, and filtration followed by postchlorination and ammoniation as water entered the distribution System. On Jan. 1, 1973, both Central and South Water Filtration Plants converted to providing free chlorine residuais throughout the city. This article discusses results of the full year of Operation.