Anti-Splash Holding Tank and Stand-Alone Anti-Splash Guard for Portable Toilets

A stand-alone anti-splash guard insert for inserting into the holding tank of portable toilets, comprising:

• (i) a tapered pillar having a base portion and an apex portion, wherein the base portion is wider than the apex portion forming sloped sides converging at the apex;
• and
• (ii) a means for affixing the anti-splash guard insert to the bottom of a portable toilet holding tank.

A method for using an anti-splash guard, comprising the steps of:

• (i) providing an anti-splash guard disposed on the bottom of the holding tank of a portable toilet, wherein the holding tank has a top, a bottom, and an interior volume, said holding tank having a toilet seat disposed above the volume of the holding tank, said toilet seat comprising a rim surrounding an opening in the top of the holding tank, and wherein the anti-splash guard is disposed substantially under the toilet seat opening, said anti-splash guard having a base disposed on the bottom of said holding tank and at least one wall extending upward at angle from said base is such a way as to form a tapered pillar having sloped sides and an apex;
• and
• (ii) filling the holding tank with a portable toilet fluid to a depth such that the apex of the anti-splash guard is submerged to a level between 0 to 2 inches below the surface of the portable toilet fluid.