 In 1855, after the creation of Washington Territory, the Quinault Treaty was signed by Chief Taholah of the Quinault and Chief How-yat'l of the Quileute, along with many other tribal delegates.One result of the treaty was the creation of the roughly triangular shaped Quinault Indian Reservation between the Pacific Ocean and Lake Quinault.The first American settlers came to the North Beach area in the mid-19th century.