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The Cascade–Siskiyou National Monument is a United States national monument that protects 114,000 acres (46,134 ha) [1] of forest and grasslands at the junction of the Cascade Range and the Siskiyou Mountains in Southwestern Oregon and Northwestern California, United States.
Vista city, California – Racial and ethnic composition Note: the US Census treats Hispanic/Latino as an ethnic category. This table excludes Latinos from the racial categories and assigns them to a separate category. Hispanics/Latinos may be of any race. Race / Ethnicity (NH = Non-Hispanic) Pop 2000 [25] Pop 2010 [26] Pop 2020 [27] % 2000 % ...
The Mendocino fracture zone is a fracture zone and transform boundary over 4000 km (2500 miles) long, [1] starting off the coast of Cape Mendocino in far northern California. It runs westward from a triple junction with the San Andreas Fault and the Cascadia subduction zone for about 300 km to the southern end of the Gorda Ridge. It continues ...
“Cascadia seems capable of generating a magnitude 9 or a little smaller or a little bigger.” A quake that powerful could cause shaking that lasts about five minutes and generate tsunami waves ...
The Cascadia bioregion. The area from Vancouver, B.C. down to Portland, Oregon has been termed the Cascadia Megaregion, a megaregion defined by the U.S. and Canadian governments, especially along the 'Cascadia Corridor'. Megaregions are defined as areas where "boundaries begin to blur, creating a new scale of geography now known as the megaregion.
The Cascadia subduction zone is a 960 km (600 mi) fault at a convergent plate boundary, about 100–200 km (70–100 mi) off the Pacific coast, that stretches from northern Vancouver Island in Canada to Northern California in the United States
The St. John's River was named after Loomis St. John [4] [5] and was a product of the 1862 flood. [6]In 1889, the Tulare Irrigation District was organized, and that body constructed a series of canals which diverted water from the river.
San Nicolas Island has been used since 1957 as a launch pad for research rockets. Santa Rosa Island was used in 1952 as a base for the USAF 669th AC&W Squadron and they operated two Distant Early Warning FPS-10 radars from the hilltops there. In 1955 another FPS-3 search radar was added, and in 1956, a GPS-3 search radar was installed.