Islay Hill
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| Islay Hill | |
|---|---|
 Viewed from the south. Righetti Hill (formerly Mine Hill), a minor peak, is seen to the left. | |
| Elevation | 580+ feet (176+ m)[1] |
| Location | |
| Location | San Luis Obispo County, California |
| Range | Santa Lucia Range |
| Coordinates | 35°14′44″N 120°37′21″W / 35.2455305°N 120.6223921°WCoordinates: 35°14′44″N 120°37′21″W / 35.2455305°N 120.6223921°W [2] |
| Topo map | Arroyo Grande NE |
| Geology | |
| Type | Volcanic plug |
| Age of rock | 20 million years |
| Volcanic arc/belt | Nine Sisters |
Islay Hill is a volcanic cone and is the southernmost of the nine major peaks that make up the Nine Sisters. This chain of extinct volcanoes stretches from Morro Bay in San Luis Obispo County, California.
References
- ↑ USGS. Arroyo Grande NE quadrangle, California (Map). 1:24000. 7.5 Minute Topographic. http://www.topoquest.com/map.php?lat=35.24553&lon=-120.62239&datum=nad83&zoom=4. Retrieved 2009-08-07.
- ↑ "Islay Hill". Geographic Names Information System, U.S. Geological Survey. Retrieved 2009-03-06.
External links
- "The Nine Sisters of San Luis Obispo County". Santa Lucia Chapter, Sierra Club. Retrieved 2009-07-01.
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