Recipient survey in relation to the exception of secondary treatment of sewage emissions in Fjell municipality

Abstract

The 2011–2012 surveys include the parameters hydrography-, bacteria-, nutrients-, chlorophyll a-, environmental toxins and benthos samples were examined at stations Våg 8, Basv, Knar S og Knar N (Figure 1.1) in accordance with TA 1890/2005. Littoral surveys with grid analyses were conducted at four new stations Knar NL, Knar SL, Basv L og Våg 8L. In addition, semiquantitative analyses were made in the same area (Knar NLS, Knar SLS, Basv LS og Våg 8LS). The background for this survey is that they will be part of an application to not have to perform secondary treatment of sewage.