To Install (manual):
-Extract the textures folder and RealisticWaterTextures.esp from within the "00 Data - Required" folder and place in [...]steamappscommonskyrimData folder. This esp must be loaded after any other esps that modify cells!!

-Make sure you have bEnableFileSelection=1 in SkyrimPrefs.ini under [Launcher].

-Make sure RealisticWaterTextures.esp in the Skyrim launcher.

-If you don't see RealisticWaterTextures.esp there, go into C:UsersNameAppDataLocalSkyrim, open up plugins.txt and add RealisticWaterTextures.esp under Skyrim.esm.

-If you are still having problems, use a mod manager to install and make sure RealisticWaterTextures.esp is checked there as well.

To Update (manual):
Extract the textures folder and RealisticWaterTextures.esp from within the "00 Data - Required" folder and place in [...]steamappscommonskyrimData folder and overwrite everything.

To Uninstall delete the following (manual):

RealisticWaterTextures.esp in the data folder.

Water and Rain:
All files in datatextureswater.

Cave waterdrop ripples:
fxwaterdropripplestile.dds, fxwaterdropripplestile_less.dds, fxwaterdropripplestilebrt.dds in datatextureseffects.

Foam:
fxwhitewater.dds, fxwhitewater01.dds, fxwhitewater02.dds in datatextureseffects.

Blacksmith's trough:
fxwatertileflat_d.dds, fxwatertileflat_emask.dds, fxwatertileflat_n.dds in datatextureseffects.

Waterfall:
fxwatertile01.dds, fxwatertile01_n.dds, fxwatertile02_n.dds, fxfogheavy.dds in datatextureseffects.

Waterfall LOD:
tamriel.objects.dds in datatexturesterraintamrielobjects.

Splashing:
fluiddrops.dds, fluiddrops02.dds, fluidsubsplatfilm.dds datatextureseffects.