Effluent Seepage 2 : Diffuse discharge into the ground of liquids that have percolated through solid waste or another medium they contain dissolved or suspended materials. (Bul D11)
The Mudblogger (Oilfield, Energy and Related Photographs), Oil Field Glossary, TX, USA 2014. http://mudblogger.com/oilfield-glossary/, (Oil - Amer) {777}