<Table> <Tr> <Th_colspan="2"> Mount Shasta </Th> </Tr> <Tr> <Td_colspan="2"> Aerial view of Mount Shasta from the southwest, with sun low in the west </Td> </Tr> <Tr> <Th_colspan="2"> Highest point </Th> </Tr> <Tr> <Th> Elevation </Th> <Td> 14,179 ft (4,322 m) NAVD88 </Td> </Tr> <Tr> <Th> Prominence </Th> <Td> 9,772 ft (2,979 m) </Td> </Tr> <Tr> <Th> Isolation </Th> <Td> 335 mi (539 km) </Td> </Tr> <Tr> <Th> Parent peak </Th> <Td> North Palisade </Td> </Tr> <Tr> <Th> Listing </Th> <Td> <Ul> <Li> World most prominent peaks 96th </Li> <Li> North America highest peaks 48th </Li> <Li> North America prominent peak 18th </Li> <Li> US most prominent peaks 11th </Li> <Li> North America isolated peaks 28th </Li> <Li> US highest major peaks 34th </Li> <Li> California highest major peaks 5th </Li> <Li> California fourteeners 5th </Li> <Li> California county high points 5th </Li> </Ul> </Td> </Tr> <Tr> <Th> Coordinates </Th> <Td> 41 ° 24 ′ 33" N 122 ° 11 ′ 42" W ﻿ / ﻿ 41.409196033 ° N 122.194888358 ° W ﻿ / 41.409196033; - 122.194888358 Coordinates: 41 ° 24 ′ 33" N 122 ° 11 ′ 42" W ﻿ / ﻿ 41.409196033 ° N 122.194888358 ° W ﻿ / 41.409196033; - 122.194888358 </Td> </Tr> <Tr> <Th_colspan="2"> Geography </Th> </Tr> <Tr> <Td_colspan="2"> Mount Shasta Location in California, U.S. Mount Shasta Mount Shasta (the US) Show map of California Show map of the US Show all </Td> </Tr> <Tr> <Th> Location </Th> <Td> Shasta--Trinity National Forest, California, U.S. </Td> </Tr> <Tr> <Th> Parent range </Th> <Td> Cascade Range </Td> </Tr> <Tr> <Th> Topo map </Th> <Td> USGS Mount Shasta </Td> </Tr> <Tr> <Th_colspan="2"> Geology </Th> </Tr> <Tr> <Th> Age of rock </Th> <Td> About 593,000 years </Td> </Tr> <Tr> <Th> Mountain type </Th> <Td> Stratovolcano </Td> </Tr> <Tr> <Th> Volcanic arc </Th> <Td> Cascade Volcanic Arc </Td> </Tr> <Tr> <Th> Last eruption </Th> <Td> 1786 </Td> </Tr> <Tr> <Th_colspan="2"> Climbing </Th> </Tr> <Tr> <Th> First ascent </Th> <Td> 1854 by E.D. Pearce and party </Td> </Tr> <Tr> <Th> Easiest route </Th> <Td> Avalanche Gulch ("John Muir") route: talus / snow climb </Td> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th_colspan="2"> U.S. National Natural Landmark </Th> </Tr> <Tr> <Th> Designated </Th> <Td> 1976 </Td> </Tr> <Tr> <Th_colspan="2"> </Th> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Mount Shasta </Th> </Tr>

When was the last time mount shasta blew