|U: unknown. Note: Site no. 5 has been omitted as sediment was only procured for a single month due to a consistently high water level and high currents. *TV is below the target value, TV is above the target value, and IV is below the intervention value, whilst IV is above the intervention value. |
†Amalgamated Dutch values for soils and sediments and Danish values for soils [3, 4, 23].