Outline is Representative of Size and Shape:
Name Details:
Identified By:  Noel Justice
Named For:  Cache Creek east side of Clear Lake, Lake County, California
Date Identified:  2002
Type Site: 
Point Validity: Valid type

Justice is a distinguished archaeologist and Assistant Director and Curator of Collections at Glenn A. Black Laboratory of Archaeology at Indiana University.  This point was named in his book on points of the Southwest.  There are currently few professional references to this type, but that may be due to the limited distribution and number of examples.  This is considered a valid type.
Cache Creek Notched
Cluster: Big Valley Cluster
Description of Physical Characteristics and Flaking Pattern:
This is a medium to large triangular expanding stem point with an elliptical cross section.  The blade may vary from straight to excurvate.  Serrations are commonly seen on the blade.  The shoulders are primarily slightly barbed, but may vary to horizontal.  Heavily re-sharpened examples may have reduced shoulders.  The stem is expanding and is generally short.  The base may vary from straight to slightly convex.  This point has a random flaking pattern.    
Size Measurements:

Total Length - 32 to 67 mm,  Stem Length - 8 to 16 mm,  Blade Width - 24 to 36 mm,  Neck Width - 14 to 19 mm,  Basal Width - 17 to 21 mm,  Thickness - 7 to 10 mm
Commonly Utilized Material:
Additional Comments:

This point was included in the descriptions of the Mendocino Corner Notch and the Willits type in literature (Justice, 2002).
Distribution:
Distribution Comments:

This point is primarily found in the northern coastal ranges of California. 
Age / Periods:
Date: 6,000 - 3,500 B.P.
Cultural Period: Middle to Late Archaic
Glacial Period: Middle Holocene to Neoglacial
Culture:
Age Details:
Similar Points:
Big Valley, Borax Lake, Mayacmas, McGillivray, Willits
Other points in this cluster / Related / Associated Points:
Big Valley Stemmed, Borax Lake, Kelsey Creek Barbed, Mayacmas Corner Notch



Pictures: 

Pictures Provided By:
As illustrated by Justice, 2002

Cache Creek Projectile Point, Cache Creek Arrowhead
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References: (See Reference Page, Entry Number):

16, 23, 30