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Definition of Percolation pond

Percolation pond Definition from Society & Culture Dictionaries & Glossaries
Environmental Engineering (English ver.)
Refers to a pond (usually man-made) designed to allow treated wastewater effluent to percolate slowly into the ground. The pond acts as a holding facility while gravity allows the water to percolate or seep through the soil or other unconsolidated medium into the local water table (usually the surfacial aquifer).