Vyhodnocení vývoje vlivu obce Dolní Lutyně na vodní tok Olše

Abstract

This diploma thesis reviews developments influence Municipality Dolní Lutyně on the Olše watercourse. Major influence on the pollution of the watercourse has a separate cadastral area Věřňovice, where waste water is channeled into a single sewer and discharged without any filtering into the watercourse Olše. Collection of water samples was carried out at three sampling points for one year. Sampling began in March 2012 and ended in February 2013. Evaluation of selected hydrochemical parameters was performed according to the government bylaw No. 23/2011 Sb. About of the indicators and values of allowable pollution in surface and sewage water, requisites authorizations for discharges sewage water to surface water, to canalization and also about susceptible areas and according to the technical norm ČSN 75 7221 Water quality – Classification surface water quality.