Frequent laagvliegen boven Ridderkerk wat herrie en zware verontreiniging veroorzaakt. Hinderperiodes: vr 13-10-2023 08:49 - vr 13-10-2023 08:49, vr 13-10-2023 09:50 - vr 13-10-2023 09:52, vr 13-10-2023 11:03 - vr 13-10-2023 11:03, vr 13-10-2023 12:08 - vr 13-10-2023 12:08, vr 13-10-2023 12:10 - vr 13-10-2023 12:10, vr 13-10-2023 15:52 - vr 13-10-2023 15:52, vr 13-10-2023 16:36 - vr 13-10-2023 16:36, vr 13-10-2023 22:19 - vr 13-10-2023 22:19.