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.

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.

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References in periodicals archive ?
The old caldera lake was broken through the drainage of south-western border, called Valle Grande.
Principle and geomorphological applicability of summit level and base level technique using Aster Gdem satellite-derived data and the original software Baz/Principio e aplicabilidade das tecnicas de seppomen e sekkokumen para analises geomorfologicas com base nos dados de satelites do Aster Gdem e o software original Baz
The Cedar Hill, Russell Mountain, and Pilot Knob Hematite BIF's apparently were deposited in shallow, restricted basinal settings (caldera lakes?) that were fed by iron-rich hot spring waters.
Geology & geophysics senior section
Seven hours from Sapporo brings you to virgin forests, volcanic peaks, and more caldera lakes with conical islets--many now gentled by the ages.
Getting to know Japan's farthest-north island

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