Hell Hole Low-Level Outlet Valve Replacement and Channel Modification (Streambed Alteration Agreement EPIMS Notification No. PLA-64733-R2)
25 Documents in Project
Summary
SCH Number
2012082046
Lead Agency
Placer County Water Agency
Document Title
Hell Hole Low-Level Outlet Valve Replacement and Channel Modification (Streambed Alteration Agreement EPIMS Notification No. PLA-64733-R2)
Document Type
NOD - Notice of Determination
Received
Posted
6/25/2026
Document Description
The California Department of Fish and Wildlife (CDFW) has executed
Lake Alteration Agreement EPIMS Notification Number PLA-64733-R2, pursuant to section
1602 of the Fish and Game Code to the project Applicant, Ben Ransom.
The project is limited to the replacement of the existing Hell Hole Dam low-level outlet with a
new valve, the replacement of a leakage weir, the replacement of a CMP culvert, and the
installation of a rock apron and rock armoring near the Hell Hole Powerhouse. The Project also
involves work on the Rubicon River, including channel modifications to accommodate new
pulse flows and aquatic and riparian habitat restoration.
Contact Information
Name
Alyssa Obester
Agency Name
California Department of Fish and Wildlife
Job Title
Environmental Scientist
Contact Types
Responsible Agency
Phone
Name
Ben Ransom
Agency Name
Placer County Water Agency
Job Title
NA
Contact Types
Lead/Public Agency
Address
Phone
Email
Location
Coordinates
Cities
Goggins
Counties
Placer
Regions
Northern California
Other Location Info
Hell Hole Reservoir and the
Rubicon River
Notice of Determination
Approving Agency
California Department of Fish and Wildlife
Approving Agency Role
Responsible Agency
Approved On
County Clerk
Placer
Final Environmental Document Available at
The final environmental impact report prepared for the project is available to the general public at the office location listed above for the Lead Agency. CDFW’s record of execution of the above Lake Alteration Agreement as Responsible Agency is available at CDFW’s regional office.
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
Yes
(5) A Statement of Overriding Considerations was adopted for this project
No
(6) Findings were made pursuant to the provisions of CEQA
Yes
Attachments
Notice of Determination
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