No property owner shall obstruct or alter the existing flow or location
or add a new flow of stormwater runoff so as to direct it onto another
property, or the carrying capacity of a stream, channel or drainage
swale to the detriment of any other property owner, whether upstream
or downstream. All subdivision and/or land development plans containing
streams, channels, drainage swales, storm sewers or other conveyance
systems that cross property boundaries, existing or proposed, or whose
discharge crosses such boundaries shall contain a note stating the
above.