Hi Alex,
You recently changed this:
https://www.openstreetmap.org/way/409099504/history/2
but the accepted way for a pond is:
natural=water
water=pond
as can be seen here:
osm.wiki/Key:natural
osm.wiki/Tag:natural%3Dwater

you might consider a change there?

Best regards  
Marc Zoutendijk  
OpenStreetMap Foundation  
Data Working Group  