Frequent laagvliegen boven Ridderkerk wat herrie en zware verontreiniging veroorzaakt. Hinderperiodes: wo 16-8-2023 13:14 - wo 16-8-2023 13:15, wo 16-8-2023 13:55 - wo 16-8-2023 13:55, wo 16-8-2023 15:02 - wo 16-8-2023 15:03, wo 16-8-2023 15:14 - wo 16-8-2023 15:14, wo 16-8-2023 15:22 - wo 16-8-2023 15:22, wo 16-8-2023 15:23 - wo 16-8-2023 15:24, wo 16-8-2023 15:42 - wo 16-8-2023 15:42, wo 16-8-2023 16:11 - wo 16-8-2023 16:12, wo 16-8-2023 17:26 - wo 16-8-2023 17:26, wo 16-8-2023 17:47 - wo 16-8-2023 17:47, wo 16-8-2023 18:21 - wo 16-8-2023 18:21, wo 16-8-2023 18:58 - wo 16-8-2023 18:58.