Located along the Nooksack River in the city Deming (near Blaine, Washington) is a 20,160 square foot casino known as Nooksack River Casino. Starting from the north and going south, the following casinos are here to help you enjoy gambling in the State of Washington. Starting at the Canadian border and ending at the Oregon border, casino gambling is easy to find along what is known as the I-5 corridor. The Interstate 5 runs north to south in Washington state.