hiouchi ca is in what county
- Hiouchi is a census-designated place in Del Norte County , California . It is located on the Smith River 7.5 miles (12 km) east-northeast of Crescent City , with a population of 301. It lies at an elevation of 171 feet (52 m). Name origin The name Hiouchi derives from an unspecified native American language in which it means blue waters.