Big Tujunga Dam Seismic Upgrade Project
2 Documents in Project
Summary
SCH Number
2005101010
Lead Agency
Los Angeles County
Document Title
Big Tujunga Dam Seismic Upgrade Project
Document Type
NOD - Notice of Determination
Received
Posted
8/17/2007
Present Land Use
USFS Land
Document Description
The project includes placement of new concrete on the downstream face of the existing arch dam to create a thick arch. Additional modifications to the existing dam include raised parapet walls (including breakaway walls and or railings at the dam crest). Dam crest modified as auxiliary spillway, a new elevator, lighting, dam controls system, new control house, new valves, valve house and instrumentation, boat dock, above ground diesel tank for new emergency generator, erosion protection, 2" diameter waterline between dam's water tanks and construction of a permanent access road.
Contact Information
Name
Rod Kubomoto
Agency Name
Department of Water Resources, Division of Safety of Dams
Contact Types
Lead/Public Agency
Phone
Location
Counties
Los Angeles
Cross Streets
Big Tujunga Canyon Road and MP 2 +44
Waterways
Tujunga Springs
Township
2N
Range
13W
Section
1
Base
CAQuad
Other Location Info
Tujunga Springs
Notice of Determination
Approving Agency
DWR - Division of Safety of Dams
Approving Agency Role
Responsible Agency
Approved On
Determinations
(1) The project will have a significant impact on the environment
No
(2a) An Environmental Impact Report was prepared for this project pursuant to the provisions of CEQA
No
(2b) A Mitigated or a Negative Declaration was prepared for this project pursuant to the provisions of CEQA
Yes
(2c) An other document type was prepared for this project pursuant to the provisions of CEQA
No
(3) Mitigated measures were made a condition of the approval of the project
Yes
(4) A mitigation reporting or monitoring plan was adopted for this project
N/A
(5) A Statement of Overriding Considerations was adopted for this project
No
(6) Findings were made pursuant to the provisions of CEQA
Yes
Disclaimer: The document was originally posted before CEQAnet had the capability to host attachments for the public. To obtain the original attachments for this document, please contact the lead agency at the contact information listed above. You may also contact the OPR via email at state.clearinghouse@opr.ca.gov or via phone at (916) 445-0613.