The present invention relates to an apparatus for producing filtrate of loess suspension. The purpose of the present invention is to provide an apparatus for producing filtrate of loess suspension, which can improve manufacturing efficiency of filtrate of loess suspension with a compact structure, and can manufacture clean and healthy filtrate of loess suspension by eradicating various bacteria. The apparatus of the present invention comprises: an apparatus main body filled with water and a plurality of red clay ceramic balls; a cover opening and closing an aperture of the apparatus main body; and a sterilizing module provided on at least one of the apparatus main body and the cover so as to eradicate bacteria which might be contained in the filtrate of loess suspension in the conversion of the water into the filtrate of loess suspension by an action of the red clay ceramic balls.본 발명은 지장수 제조장치에 관한 것으로서, 다수의 황토 세라믹 볼과 물이 충전되는 장치본체; 상기 장치본체의 개구를 개폐하는 덮개; 및 상기 장치본체와 상기 덮개 중 적어도 어느 하나에 마련되며, 상기 황토 세라믹 볼의 작용으로 상기 물이 지장수로 변화될 때 상기 지장수에 함유될 수 있는 세균을 박멸시키는 살균 모듈을 포함한다.