According to the Hendersonville Times-News:

Brevard officials have begun studying the possibility of tapping into a new water source and building another water treatment plant down the road should the city experience significant future growth.

The city currently serves its 1-million-gallon-a-day water demands from an intake and 32-year-old treatment plant on Cathey's Creek, southwest of town between Brevard and Rosman, with a daily capacity of 2.5 million gallons.

That kind of volume would fall way short of the possible 5 million gallons needed if Brevard were to see build-out growth within its current geographical boundaries and land-use ordinance, according to city officials. ...