Pond Boss Forums INTRO Questions & Observations LEAKING POND

I HAVE A ONE ACRE POND LOSING WATER FOR AROUND SIX MONTHS NOW,IT HAS DROPED ABOUT 2 FEET. I HAVE SEARCHED EVERY WHERE FOR A LEAK, WICH I CAN NOT FIND.I HAVE LEVEY AROUND THE POND,SO YOU WOULD THINK IT WOULD BE EASY TO FIND,WRONG.THE WATER HAS TO BE GOING SOMEWHERE, IF ANY ONE HAS A IDEA PLEASE LET ME KNOW, THANKS