This program provides Government funds to households residing in an area recognized as a colonia before October 1, 1989. (Colonia - a low-income community along the U.S./Mexican border)
Grant funds may be used to connect service lines to a residence, pay utility hook-up fees, install plumbing and related fixtures, i.e. a bathroom sink, bathtub or shower, commode, kitchen sink, water heater, outside spigot, or bathroom, if lacking. These grants are available to households who own and occupy the dwelling. These grants are available only in Arizona, California, New Mexico, and Texas.
http://www.rurdev.usda.gov/rhs/sfh/brief_wwd.htm