Yankton, Oregon

McNulty is an unincorporated community in Columbia County, Oregon, United States. It was named for Columbia River steamboat captain John McNulty, a pioneer riverboatman of the Pacific Northwest.

St. Helens High School (SHHS) is a public high school located in St. Helens, Oregon, United States. The city was founded in 1850 and the high school was built in the 1950s. During the 2022-2023 academic year, it served approximately 960 students. An auxiliary filming for the movie Twilight took place at the school in April 2008.

Warren is an unincorporated community and census-designated place in Columbia County, Oregon, United States, located on U.S. Route 30 north of Scappoose and south of St. Helens on Scappoose Bay of the Multnomah Channel. As of the 2010 census it had a population of 1,787.The Warren post office was established in 1885; it was named by local resident James Gill for his hometown of Warren, Massachusetts. The post office was discontinued in 1888, but reestablished in 1890 as "Gilltown" because there was another post office named Warren in Umatilla County. The Columbia County office became Warren again in 1895, and the Umatilla County office was closed in 1902; the locality in Umatilla County is now known as Myrick.

KOHI (1600 AM) is a radio station in St. Helens, 29 miles (47 km) north of Portland, Oregon on U.S. Route 30. It serves the cities of St. Helens, Scappoose, Salmon Creek, La Center, Woodland, and Kalama, the last four of which are located in Washington. The station is owned by The Mountain Broadcasting and is also affiliated with Liberty News Radio Network, Talkstar Talk Radio Network and Accent Radio Network; it is also broadcast live on radiotime.com.First put on the air in 1960, AM-1600 KOHI has been serving eastern Columbia County for over 50 years. It also airs in part of western Cowlitz County, Washington.KOHI features local news, weather, information about school closings, and information about upcoming events; programs it airs include The Alex Jones Show, Liberty Roundtable and locally produced Sports Talk Saturday at 9am. It airs the internationally syndicated program The X-Zone with Rob McConnell, which deals with paranormal topics including parapsychology and UFOs. KOHI's local news program is called Columbia County Magazine, it is hosted by Marty Rowe and features community information and discussions on topics including volunteerism. In 2009, KOHI ran "Lucky Jim's Fishing Show", a fictitious radio sitcom written and directed by local Hillsboro policeman Michael Rouches and producer Alex Rowe somewhat based on Rouches personal experiences. As of August 2011, the station also runs meetings of the Columbia County Board of Commissioners. KOHI also broadcasts old time radio shows under the label KOHI Radio Theatre.It also broadcasts Clean Columbia County's Odd Friday every Friday from 9 am to 10 am. Odd Friday is a local call in talk show with Tammy Maygra, Brady Preheim discussing local political, environmental and other odd topics. Nancy Ward left the show in January 2021. It is the only AM broadcast station in Columbia County.

Scappoose Bay is a slough of Multnomah Channel, a distributary of the Willamette River, about 1 mile (1.6 km) upstream of where the channel meets the Columbia River in Columbia County, Oregon, United States. It is surrounded by a broad wetland area full of small ponds and other waterways across from Sauvie Island. It lies between Scappoose to the south and St. Helens to the north. A few small streams, including Milton Creek and Scappoose Creek drain from the east slopes of the Oregon Coast Range into the bay. Lying in the upper portion of the Columbia River Estuary, Scappoose Bay is tidal but is a freshwater body.The original inhabitants of the Scappoose Bay area were the Chinookan peoples who hunted, fished, and gathered in the area. During the 19th century, American settlers developed the area, clearing land for farming. Wood product manufacturing began in the early 20th Century. Three now-defunct factories left behind hazardous materials.Scappoose Bay is an important home for several fish species. Sturgeon poaching has become a problem there in recent years. An advisory from the Oregon Department of Environmental Quality against consuming fish and shellfish from the bay remains in effect due to contamination from former industrial activity.

Columbia County Education Campus is a public alternative school in St. Helens, Oregon, United States.

St. Helens is the county seat of Columbia County, Oregon. It was founded by Captain Henry Montgomery Knighton, a native of New England, in 1845, as "Plymouth". The name was changed to St. Helens in the latter part of 1850 for its view of Mount St. Helens, roughly 39 miles (63 km) away in Washington. The city is about 28 miles (45 km) northwest of Portland. Its population was 12,883 at the 2010 census.

Deer Island is an unincorporated community and census-designated place in Columbia County, Oregon, United States. As of the 2010 census it had a population of 294.The community is located along U.S. Route 30 north-northwest of Columbia City. Deer Island has a post office with ZIP code 97054.

Milton Creek, is a waterway in Columbia County, Oregon, United States. It is 28.5 miles (45.9 km) long, rising in the Oregon Coast Range and emptying into Scappoose Bay – a slough of Multnomah Channel – one of the distributaries of the Willamette River where it enters the Columbia River. The creek was named for a small settlement that was founded at the mouth of the creek in 1846, but later became Houlton because there was already a post office in Oregon with the name Milton (Milton-Freewater). Houlton was later absorbed into St. Helens.The creek is home to several fish species, including steelhead trout, cutthroat trout, and coho salmon. Much of the undeveloped portion of the watershed is heavily forested. The upper reaches of Milton Creek receive around 60 inches (1,500 mm) of precipitation a year, while the lower elevations closer to the Columbia River see closer to 50 inches (1,300 mm).Portions of Milton Creek have been significantly altered since permanent settlement came to the region for both farming and transporting logs. The lower 2 miles (3.2 km) originally flowed into the Columbia River through Jackass Canyon to the north of the courthouse in St. Helens but was relocated to its present path in 1861. Scappoose Bay and Multnomah Channel was later lined with levees to protect from flooding. The Scappoose Bay Watershed Council has undertaken several restoration projects along the creek and other Scappoose Bay tributaries since 2001.

Columbia City is a city in Columbia County, Oregon, United States. It was named for its location on the Columbia River. The population was 1,946 at the 2010 census.

Bonnie Falls, also called Scappoose Falls is a small waterfall located in Columbia County, in the U.S. state of Oregon. The waterfall is known for a fish ladder that bypasses the waterfall to assist fish navigate the waterfall.Bonnie Falls is located off of Highway 30, west of the small town of Scappoose.

The Columbia and Nehalem Valley Railroad was a standard gauge logging railroad near Columbia City, Oregon, which was owned by the Portland-based Peninsular Lumber Company.