Frequent laagvliegen boven Ridderkerk wat herrie en zware verontreiniging veroorzaakt. Hinderperiodes: vr 20-5-2022 13:17 - vr 20-5-2022 13:17, vr 20-5-2022 16:29 - vr 20-5-2022 16:29, vr 20-5-2022 17:28 - vr 20-5-2022 17:28, vr 20-5-2022 17:56 - vr 20-5-2022 17:56, vr 20-5-2022 18:21 - vr 20-5-2022 18:21, vr 20-5-2022 18:54 - vr 20-5-2022 18:54, vr 20-5-2022 19:39 - vr 20-5-2022 19:39, vr 20-5-2022 22:22 - vr 20-5-2022 22:22, vr 20-5-2022 22:29 - vr 20-5-2022 22:29, vr 20-5-2022 23:02 - vr 20-5-2022 23:02.