Lewis Glacier

Lewis Glacier is on the south side of South Sister, flowing in a well defined cirque. While it appears to flow south, it actually has a more eastward flow direction, descending down the southeast side of the volcano. 

Information

Latitude: 44.095

Longitude: -121.767

Aspect: 146.7

Head (m asl) 1950s: 3090

Terminus (m asl) 1950s: 2620

Area (km^2) 1950s: 0.382

Head (m asl) 2020s: 2930

Terminus (m asl) 2020s: 2650

Area (km^2) 2020s: 0.259

Status: active

Last observation: 2021

IMG_7983
IMG_7983

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july_8_2021
july_8_2021

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IMG_0158

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