Balapitiya is a coastal town, in south west Sri Lanka. It is located in the Southern Province in Sri Lanka. Situated 80 km (50 mi) south of Colombo, about a two-hour drive from the capital. It is the nearest town to the Maduganga River.Balapitiya is a coastal town, in south west Sri Lanka. It is located in the Southern Province in Sri Lanka. Situated 80 km (50 mi) south of Colombo, about a two-hour drive from the capital. It is the nearest town to the Maduganga River.