Viewing the Brazilian reservoir called Represa de Passo Fundo, it is displayed properly in zoom ranges 5-9, for example, but from zoom level 10 onwards it disappears completely. Other similar reservoirs around it do not suffer from the same problem. See how to reproduce the problem by zooming from the link below.
Steps to Reproduce:
Go to the link below and apply zoom.
As of 7 January 2021 object is gone in all zoom levels.