Frequent laagvliegen boven Ridderkerk wat herrie en zware verontreiniging veroorzaakt. Hinderperiodes: do 30-6-2022 09:51 - do 30-6-2022 09:51, do 30-6-2022 10:24 - do 30-6-2022 10:24, do 30-6-2022 12:22 - do 30-6-2022 12:22, do 30-6-2022 12:43 - do 30-6-2022 12:43, do 30-6-2022 13:05 - do 30-6-2022 13:05, do 30-6-2022 16:47 - do 30-6-2022 16:47, do 30-6-2022 18:33 - do 30-6-2022 18:33.