en_tn/2ki/10/27.md

made it a latrine

"made it a public toilet" A latrine is a bathroom, or a toilet area, usually for a camp or buildings used to house soldiers.

which it is to this day

This means that something has remained in a certain condition until the present time. Alternate translation: "and since then it has always been that way" (See: rc://en/ta/man/translate/figs-idiom)