List of National Natural Landmarks in Washington
There are 18 National Natural Landmarks in the U.S. state of Washington, out of nearly 600 National Natural Landmarks in the United States.
Name | Image | Date | Location | County | Ownership | Description |
---|---|---|---|---|---|---|
Boulder Park and | 1986 | 47°52′43″N 119°48′06″W / 47.878611°N 119.801667°W | Douglas | Federal, state | The most illustrative examples of glacial erratics in the United States. | |
1986 | 48°14′38″N 119°45′06″W / 48.243775°N 119.751774°W | Okanogan | State, private | One of the largest and least disturbed examples of antelope bitterbrush-Idaho fescue shrub steppe remaining in the Columbia Plateau. | ||
Drumheller Channels | 1986 | 46°58′30″N 119°11′47″W / 46.975°N 119.196389°W | Adams, Grant | Federal, state, private | Illustrates the dramatic modification of the Columbia Plateau volcanic terrain by late Pleistocene catastrophic glacial outburst floods. Includes Columbia National Wildlife Refuge. | |
Ginkgo Petrified Forest | 1965 | 46°56′56″N 120°00′10″W / 46.948889°N 120.002778°W | Kittitas | State | Thousands of logs petrified in lava flows. Part of Ginkgo/Wanapum State Park. | |
Grand Coulee | 1965 | 47°46′00″N 119°13′00″W / 47.766667°N 119.216667°W | Grant | Federal, state, private | An illustration of a series of geological events. | |
1980 | Asotin | Private | The best example of basalt dikes, the congealed feeder sources of the Columbia River basalt plateau. | |||
1980 | Asotin | Federal | A 1,500-foot (460 m) deep canyon that follows a tortuous path along meanders. | |||
The Great Gravel Bar of Moses Coulee | 1986 | 47°27′30″N 119°48′00″W / 47.458333°N 119.8°W | Douglas | State, private | Largest and best example of a pendent river bar formed by catastrophic glacial outburst floods that swept across the Columbia Plateau. | |
2011 | Franklin | State | The best remaining example of the Central Palouse Prairie grassland subtheme. | |||
Mima Mounds | 1966 | 46°53′N 123°03′W / 46.89°N 123.05°W | Thurston | State | A prairie containing unusual soil pimples of black silt-gravel. | |
Nisqually Delta | 1971 | 47°06′31″N 122°42′11″W / 47.108611°N 122.703056°W | Pierce, Thurston | Federal, state, tribal, private | An unusually fine example of an estuarine ecosystem. INcludes Nisqually National Wildlife Refuge. | |
1980 | Clallam | Federal | An outstanding exhibit of sea action in sculpturing a rocky shoreline. A unit of Olympic National Park. | |||
1984 | Whitman | Private | The best remaining example of the aspen phase of the hawthorne-cow parsnip habitat type in the Columbia Plateau. Managed by The Nature Conservancy. | |||
Sims Corner Eskers and Kames | 1986 | 47°49′30″N 119°22′00″W / 47.825°N 119.366667°W | Douglas | Federal, state, private | The best examples in the Columbia Plateau of landforms resulting from stagnation and rapid retreat of the ice sheet during the last glaciation. | |
Steptoe and Kamiak Buttes | 1965 | 47°01′57″N 117°17′55″W / 47.0325°N 117.298611°W | Whitman | State, county, private | Isolated mountain peaks of older rock surrounded by basalt, rising above the surrounding lava plateau. | |
Umtanum Ridge Water Gap | 1980 | 46°51′00″N 120°32′40″W / 46.85°N 120.544444°W | Kittitas | Federal, state, private | Geologic formation that illustrates the processes of tectonic folding and antecedent stream cutting.[1] | |
Wallula Gap | 1980 | 46°02′40″N 118°56′48″W / 46.044444°N 118.946667°W | Benton, Walla Walla | Federal, state, county, municipal | The largest and most spectacular of several large water gaps through basalt anticlines in the Columbia River basin. | |
Withrow Moraine and Jameson Lake Drumlin Field | 1980 | 47°41′15″N 119°37′29″W / 47.6875°N 119.624722°W | Douglas | Federal, private | The best examples of drumlins and the most illustrative segment of the only Pleistocene terminal moraine in the Columbia Plateau |
References[]
- General
- "National Natural Landmarks by state: Washington". National Park Service. Retrieved June 30, 2017.
- "National Registry of Natural Landmarks" (PDF). National Park Service. June 2009. pp. 100–103. Retrieved June 30, 2017.
- Footnotes
- ^ "Umatanum Gap is designated natural landmark". The Seattle Times. November 27, 1980. p. A56.
Categories:
- Lists of National Natural Landmarks by state
- National Natural Landmarks in Washington (state)
- Washington (state)-related lists