Village Jahna of Hariharganj, Palamu comes under state JHARKHAND. This is situated 65 kms far from city MEDININAGAR (DALTONGANJ). Total Population of Village is 537 and household count is 95. For Education Village has facility of school.For higher education village also has .Village also has nearby education facility of .For health care village also has .Nearest water sources are Uncovered Well, Hand Pump, River/Canal, Tank/Pond/Lake.