Wednesday, May 12, 2010

Amazing Places For Adventure At Crater Lake, Oregon


A crater lake is a lake that forms in a volcanic crater, such as a maar, or in a caldera. Sometimes the latter are called caldera lakes, but often this distinction is not made. Crater lakes covering active volcanic vents are sometimes known as volcanic lakes and the water within them is often acidic, saturated with volcanic gases, and cloudy with a strong greenish color. Lakes located in dormant or extinct volcanoes tend to have fresh water. The water clarity in such lakes can be exceptional due to the lack of inflowing streams and sediment.

Crater lakes form as incoming precipitation fills the depression. The lake deepens until equilibrium is reached between the rate of water coming in and the rate of water loss due to evaporation, subsurface drainage, and possibly also surface outflow if the lake fills the crater up to the lowest point on its rim. Surface outflow can erode the deposits damming the lake, lowering its level. If the dam erodes rapidly, this can produce a breakout flood. There are some best hotel rates for stay in tour. A well-known crater lake, which bears the same name as the geological feature, is Crater Lake in Oregon, USA. It is located in the caldera of Mount Mazama, hence the name “Crater Lake” is somewhat of a misnomer. It is the deepest lake in the United States with a depth of 594 m (1,949 ft). Crater Lake is fed solely by falling rain and snow, with no inflow or outflow at the surface, and hence is one of the clearest lakes in the world. Beside near this are some good Ashland hotels which makes your trip so entertainment.

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