Three Channel Flat is on the north bank of the Buller river, on the coach road between Inangahua Junction and Lyell. It is in the Lyell riding of the Buller county, and in the provincial district of Nelson. The population at the census of 1901 was forty-eight. Two dredges are at work in the vicinity, some farming is carried on and the district has also a coal mine and a sawmill. The business of the post office and telephone bureau is conducted at the local accommodation house by Mr. Dellavadova. Three Channel Flat is about four miles from Inangahua Junction, and about eight from Lyell. The local school has an average attendance of about ten children.

Mokoia Gold Dredging Company, Limited , Three Channel Flat. Offices, Crawford Street, Dunedin; Secretary, Mr. D. Crawford. The Mokoia Gold Company's dredge is on the Buller river, at Three Channel Flat. The pontoons are ninety-two feet by thirty feet, and the dredge works to a depth of thirty feet. Good results are obtained.

Mr. John Richard Dalton , Master of the Mokoia Gold Company's dredge, was born in the year 1876 in Ashburton, where he was educated, and learned blacksmithing. He worked for several years at his trade, and afterwards went to Dunedin, where he was employed by Messra A. and T. Burt, and learned all branches of dredgeconstructing work. Mr. Dalton holds a dredgemaster's certificate, and in June, 1904, took charge of the Mokoia dredge. He was for some time a member of the Dunedin City Guards. Mr. Dalton is married, and has two sons.