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Lake Formation

Lake Formation. Hydrology PLHS D. Blanck, MS. 1. Kettle Lakes. Formed during the process of glacial retreat. 2. Tarn Lakes. Carved through glacial erosion (plucking). 3. Natural Reservoirs. The natural drainage of a river is blocked by debris Volcanic, Landslide, Beaver Dam, Ice.

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Lake Formation

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  1. Lake Formation Hydrology PLHS D. Blanck, MS

  2. 1. Kettle Lakes • Formed during the process of glacial retreat.

  3. 2. Tarn Lakes • Carved through glacial erosion (plucking)

  4. 3. Natural Reservoirs • The natural drainage of a river is blocked by debris • Volcanic, Landslide, Beaver Dam, Ice Glacial Lake Agassiz was an “Ice Block” reservoir.

  5. 3a. Manmade reservoirs • Formed after the construction of flood control or hydroelectric dams

  6. 4. Oxbow lake • Cut-off river meanders

  7. 5. Rift Zone lake • Form in divergent plate boundary depressions

  8. 6. Crater Lakes • Form in impact craters and volcanic calderas Manicouagan Lake, Quebec. Formed 200 million years ago - Impact Crater Lake, Mt. Mazama, Oregon - Volcanic

  9. 7. Karst Lake • Water fills a sinkhole after the roof of a limestone cave collapses

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