Can you please post another photo that shows the top of the pipes (not close up). https://forum.homeone.com.au/u/109742_1703038311.jpg

Hi all I've been noticing wet soil on the side of my house recently, it hasn't been raining that much though. I started removing some soil and realised there is decent amount of water built up near the rainwater tank. As I removed the water it would slowly fill back in again to a point and then stop...