Tonsina glacier
| Tonsina glacier | ||
|---|---|---|
| location | Alaska ( USA ) | |
| Mountains | Chugach Mountains | |
| Type | Valley glacier | |
| length | 15.5 km | |
| Exposure | east | |
| Altitude range | 1650 m - 1000 m | |
| width | ⌀ 1.7 km | |
| Coordinates | 61 ° 19 ′ N , 145 ° 48 ′ W | |
|
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| drainage | Tonsina River | |
The Tonsina Glacier is a glacier in the US state of Alaska on the northern flank of the Chugach Mountains .
geography
The 15.5 km long valley glacier has its nutrient area at an altitude of 1650 m in the Chugach Mountains 25 km northeast of Valdez . The glacier, which is 1.7 km wide on average, flows in an easterly direction, flanked by peaks up to 2300 m high. The glacier tongue extends down to about 1000 m . It forms the source of the Tonsina River , a right tributary of the Copper River . The glacier is retreating.