A revived copy of TTMM WaterMod for TerraTech, now for TT-QMM
Press / to open a small window to edit height and save & load the configuration file.
You can download the latest build here. Download the Water Mod folder, and put it in you QMods folder.
You need the ModConfig Helper mod for this to work. You can get that here.
QMM can be found here.
Use the the Setup program in the Installer folder, or copy the Installer folder's contents to your game's install path (for Steam users, it is somthing like C:\Program Files (x86)\Steam\steamapps\common\TerraTech Beta), go to TerraTech*_Data\Managed and run the Manager executable. Whenever the game updates, just run that executable again.