What is the difference between Blue and Greywater?
Bluewater is fresh surface and groundwater, in other words, the water in freshwater lakes, rivers, and aquifers.
Blue water sources are: Surface Water, Groundwater, Municipal Blue, Water, Municipal Water (Origin Unknown), Brackish surface water/seawater, Condensate from External Steam Source, and Rainwater.
Grey water is water that has been polluted by human activity (e.g. industrial and/ or domestic sources).
Grey water sources are: Municipal Grey Water, Recycled Water, Reuse Water, Treated Wastewater from External Sources, and Untreated Wastewater from External Sources (treated internally).
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