Lempa (lāmˈpä) [key], river, c.200 mi (320 km) long, rising in Guatemala and flowing S through Honduras into El Salvador, then generally S to the Pacific Ocean. An important stream, it waters the fertile Lempa valley, largely within El Salvador, which supports a dense agricultural population.
The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.
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