San Onofre Nuclear Generating Station Units 2 & 3, Offshore Large Organism Exclusion Device Installation

4 Documents in Project


SCH Number
Lead Agency
California State Lands Commission
Document Title
San Onofre Nuclear Generating Station Units 2 & 3, Offshore Large Organism Exclusion Device Installation
Document Type
MND - Mitigated Negative Declaration
Present Land Use
Nearshore marine environment
Document Description
The Project consists of the installation of Large Organism Exclusion Devices (LOEDs) at the primary offshore intake structures Unit 2 and Unit 3 of the San Onofre Nuclear Generating Station. The LOEDs are being installed in consultation with the State Water Resources Control Board under the State's "Water Quality Control Policy on the Use of Coastal and Estuarine Waters for Power Plant Cooling" ("Once-Through Cooling" [OTC] Policy), and in accordance with the Clean Water Act (CWA) Section 316(b) to mitigate for potential impacts to large marine species.

Contact Information

Cynthia Herzog
Agency Name
California State Lands Commission
Contact Types
Lead/Public Agency


San Clemente
San Diego
Cross Streets
Off shore of San Onofre Nuclear Plant, near I-5 and Basilone Road
State Highways
Freight/Amtrack Line
Pacific Ocean

Notice of Completion

Review Period Start
Review Period End
Development Types
Other (Offshore power plant intake structure improvements)
Local Actions
Coastal Permit
Project Issues
Aesthetics, Agriculture and Forestry Resources, Air Quality, Biological Resources, Coastal Zone, Cultural Resources, Geology/Soils, Hazards & Hazardous Materials, Hydrology/Water Quality, Land Use/Planning, Mineral Resources, Noise, Population/Housing, Public Services, Recreation, Vegetation, GHG
Reviewing Agencies
California Coastal Commission (CCC), California Department of Fish and Wildlife, South Coast Region 5 (CDFW), California Department of Parks and Recreation, California Department of State Parks, Division of Boating and Waterways, California Department of Transportation, District 11 (DOT), California Energy Commission, California Native American Heritage Commission (NAHC), California Public Utilities Commission (CPUC), California Regional Water Quality Control Board, San Diego Region 9 (RWQCB), Department of Fish and Wildlife, Marine Region, Department of Toxic Substances Control, Department of Water Resources, Office of Emergency Services, California, Resources Agency

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 or via phone at (916) 445-0613.

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