If water is used in a structure that gets moved, it generates non-source water blocks that look like they splash through the blocks.
further, if the structure stops the water may destroy titles.

Minecraft 1.16.2
create 0.2.4e

This issue has been marked as stale because it has been inactive for 3 weeks. It will be closed if it remains inactive for another 3 weeks.

This issue has been closed since it has been inactive for 3 weeks since it was marked as stale.