There are no mods installed that impact default world generation, as noted in my post. The only mods installed are AutoDeconstruct 0.1.12, Squeak Through 1.4.0, base 0.17.79, stdlib 1.3.0 and nanobots 3.1.0 which only add some functionality and recipes to the game and allow them to operate without ...

Unfortunately, shallow water does not act like normal shallow water which is able to be replaced with landfills. See the attached files for supporting evidence of the material appearing in normal world generation as opposed to suggestions that it was implemented for specific campaign maps. Note that ...