His map of a park system for the Salmagundi Club is said to have inspired Frederick Law Olmsted's work.
[4] In 2009 the Louisville Water Company (LWC) celebrated the 100th anniversary of the Crescent Hill Filtration Plant.
Their website notes, "the opening in 1909 culminated Chief Engineer Charles Hermany's quest for pure water.
It marked 30 years of research that included building the Crescent Hill Reservoir and a landmark experiment to develop a purification process for drinking water."
[6] A University of Kentucky student compared Hermany's work with that of Marcus Agrippa's in Imperial Rome.