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CAPPING SAND FILTERS
Author(s) -
Nelson O. Fred
Publication year - 1969
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.1551-8833.1969.tb03818.x
Subject(s) - filter (signal processing) , environmental science , water quality , hydrology (agriculture) , geology , engineering , geotechnical engineering , electrical engineering , ecology , biology
Water utility men in Wisconsin and Illinois began capping sand filters to produce the best quality water at lowest cost and to do away with short filter runs. The results they achieved were much better than they expected.