raakavesijärjestelmä
A raakavesijärjestelmä, or raw water system, refers to the infrastructure and processes involved in collecting, treating, and distributing water before it has undergone full purification for potable use. This system typically begins at the source of the water, which can be a lake, river, reservoir, or groundwater aquifer. The initial stage involves abstraction, where raw water is pumped or drawn from its natural source.
Following abstraction, the raw water often undergoes preliminary treatment. This can include screening to remove large
Depending on the quality of the raw water source, further treatment steps may be necessary within the