The municipality wants to carry out a comprehensive mapping to identify potential sources of pollution from the Killingdal area in Ilsvika. The purpose of the assignment is to gain knowledge about the extent and supply of pollution to runoff from the area to implement necessary measures to reduce or eliminate sources of pollution.

- The preparation of a complete water balance for the Killingdal area. 

- Cooperation with the municipality to carry out inspections of existing water and sewage systems for storm water run-off management.

- Mapping potential upstream sources of the Killing Valley area by analysing water samples at several locations. 

- Estimating the scope, the location and the acid formation potential for the different mass types. 

- Assessing the impact of the emission for the recipient.