Village Tepin Happa of Yazali , Lower Subansiri comes under state Arunachal Pradesh. This is situated 43 kms far from city ZIRO. Total Population of Village is 58 and household count is 9. 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 Spring, River/Canal. Waste water flows by no Drainage on the streets.