Crater Lake

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crater lake

[′krād·ər ‚lāk]
(hydrology)
A fresh-water lake formed by the accumulation of rain and groundwater in a caldera or crater.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.

Crater Lake

 

a lake in the southern Cascades in the USA (Oregon). Situated at an elevation of 1,880 m in the crater of the extinct Mazama volcano. Area, approximately 52 sq km; depths, up to 600 m. The lake is fed by rain and snow and has no inlet or outlet. The water is bright blue; the multicolored banks are 150–600 m high. Crater Lake attracts many tourists with its exceptional beauty. It is located in a national park.

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.
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In Crater Lake, Oregon, one of the clearest lakes known to exist, UV can penetrate over 300 feet.
to create Crater Lake, Oregon. There are several versions of the
An interactive map of Crater Lake, Oregon's only national park, is now online for anyone planning to travel there.