Notes
Septic tank are the waste final disposal place in the form of reservoirs,usually made of brick/stone or concrete whether or not having an absorption tub.
Pool/field,if the waste is disposed to the pond/paddy field.
River/lake/sea,if the waste is disposed to the river/lake/sea.
Pit hole,if the waste is disposed to the Underground hole(large hole in the ground) without separators/walls(not water tight).
Beach/open ground/garden,if the waste is disposed to the beach areas or fields,including disposed to the yards.