This is a paid asset, but now you can download Advanced/Realistic Water/Ocean HDRP Free.
Detail this asset from Unity Store: Original Link
Advanced/Realistic Water/Ocean HDRP v1.2 (Latest version)
“If possible, please buy the package to support the developer”
The asset for HDRP includes
Water shader graph.
-A beautiful customizable demo scene.
-Water shader Material(editable from the inspector).
-Summer Skybox with god rays.
-Custom Post processing.
-Water animation(flow, speed, wave frequency, wave speed,wave height etc.).
NOTE: If have any questions/suggestion contact details are on our Asset Stire page. Feel free to email us @[email protected]