Literal question
Only for private, occupied dwellings
[Refers to items III through X]
IV. Water supply
[] 1 Running piped water. Exclusive use by the dwelling.
[] 2 Running piped water. Common use within the building.
[] 3 Running piped water. Outside the building.
[] 4 Spring
[] 5 Well
[] 6 River or stream
[] 7 Cistern
Interviewer instructions
Water supply. Corresponds to the water supply provided by pipes that come from public distribution networks or from other sources.
It is of exclusive use when only one family uses the supply.
It is of common use when two or more families in the same building use the supply.
Outside of the building is when the building does not have a water supply and the families are provided for by a public or private faucet; and,
When the building doesn't have any of the services previously mentioned, record the supply by marking an "X" in the appropriate box (runoff, well, irrigation ditch, river, or cistern).