Folsom Dam Raise Project (Geotechnical Investigations)


SCH Number
Public Agency
Central Valley Flood Protection Board
Document Title
Folsom Dam Raise Project (Geotechnical Investigations)
Document Type
NOE - Notice of Exemption

Document Description
USACE & CVFPB propose to conduct exploratory borings/trenches to determine the viability of potential borrow materials to use during construction. Borings would be approx. 8-inch wide x 40 ft deep; trenches would be approx. 4 ft wide, 15 ft long & 30 ft deep. Work will occur October through November 2019.

Contact Information
Lori Price
Central Valley Flood Protection Board (CVFPB)
Lead/Public Agency
3310 El Camino Avenue, Suite 170
Sacramento, CA 95821

Phone : (916) 574-2310

Central Valley Flood Protection Board (CVFPB)
Project Applicant


Other Location Info
Approximately 25 sites in the vicinity of the Mormon Island Auxiliary Dam near Folsom Lake.

Notice of Exemption

Exempt Status
Categorical Exemption
Type, Section or Code
15306 Information Collection
Reasons for Exemption
The project consists of geotechnical exploration that will not result in a major disturbance to an environmental resource. No woody vegetation would be removed. No in-water work. The project would not impact state or federally listed species. Recreational paths would remain open. Borings/trenches will be backfilled upon completion and the sites will be restored to pre-project conditions. No mitigation is required.


Notice of Exemption
2019100625 Folsom Dam Mormon Island   PDF 608 K

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