In Wijk aan Zee, Beverwijk, Velsen-Noord and IJmuiden, more polycyclic aromatic hydrocarbons (PAHs) and metals were found in the deposition of dust than outside the IJmond region.

In the coming weeks, RIVM will derive a temporary background value for PFAS in Dutch soil. This will be done based on measurement data from the provinces in the Netherlands.

On 16 October, farmers protested in the vicinity of RIVM in Bilthoven. The Director-General of RIVM, Hans Brug, was present at the protest site. 

There is concern about the current approach to nitrogen and the proposed measures; these concerns have been expressed in Dutch society as a whole and amongst farmers in particular.

RIVM has identified a cluster of 20 patients diagnosed with listeria over the past 2 years who are most likely to have been infected with an identical strain.