Delaware Code Title 9. Counties § 551. Definitions

a. Containing at least 10 dwelling houses;

b. Whose streets aggregate a minimum of 500 linear feet of road surfacing;  and

c. Which, in the opinion of the county government, is so situated as to form a unit which is reasonably and economically capable of being improved by the installation of fire hydrants and, if necessary, adequate water mains to serve such hydrants;