I don't know why you are getting downvoted, but I swam and played water polo in the US and we don't have a culture of 'just pee in the pool'. I don't remember

I don't know why you are getting downvoted, but I swam and played water polo in the US and we don't have a culture of 'just pee in the pool'. I don't remember a single instance of someone announcing peeing in the pool, let alone it being acceptable.