Article 502

The following are of public dominion:

(1) Rivers and their natural beds;

(2) Continuous or intermittent waters of springs and brooks running in their natural beds and the beds themselves;

(3) Waters rising continuously or intermittently on lands of public dominion;

(4) Lakes and lagoons formed by Nature on public lands, and their beds;

(5) Rain waters running through ravines or sand beds, which are also of public dominion;

(6) Subterranean waters on public lands;

(7) Waters found within the zone of operation of public works, even if constructed by a contractor;

(8) Waters rising continuously or intermittently on lands belonging to private persons, to the State, to a province, or to a city or a municipality from the moment they leave such lands;

(9) The waste waters of fountains, sewers and public establishments. (407)