West Tracy Fault Cone Penetration Testing


SCH Number
Public Agency
California Department of Water Resources (DWR)
Document Title
West Tracy Fault Cone Penetration Testing
Document Type
NOE - Notice of Exemption
Document Description
The California Department of Water Resources (DWR), Division of Engineering (DOE). Project Geology Section, proposes to conduct Cone Penetration Testing (CPT) work at eight locations along a transect perpendicular to the West Tracy Fault. At each CPT location, a cone-tipped rod with a diameter of 1.72 inches will be pushed through the ground to measure various parameters including tip resistance, side friction, pore pressure, inclination, and shear wave velocity of the soil layers. The rod will be advanced to a depth of 100 to 150 feet below the soil surface.

Contact Information

Don Hoirup
Agency Name
Department of Water Resources
Contact Types
Lead/Public Agency

Agency Name
Department of Water Resources
Contact Types
Project Applicant


Contra Costa
Cross Streets
Byron Highway

Notice of Exemption

Exempt Status
Categorical Exemption
Type, Section or Code
Information Collection Class 6, Section 15306, 14CCR
Reasons for Exemption
Class 6 Categorical Exemption per CEQA Guidelines Section 15306: Information Collection exempts actions that will be used for data collection and resource evaluation. DWR has evaluated the project footprint, species occurrences and proposed work to produce environmental documents for cultural and biological resources. DWR has determined the project will not result in significant impacts.


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