Sonoma Developmental Center Campus Specific Plan and Eldridge Renewal Project

Summary

SCH Number
2025081410
Lead Agency
Sonoma County
Document Title
Sonoma Developmental Center Campus Specific Plan and Eldridge Renewal Project
Document Type
NOP - Notice of Preparation of a Draft EIR
Received
Present Land Use
Public Facilities (PF)
Document Description
The County of Sonoma, as lead agency, have begun crafting the Sonoma Development Center Environmental Impact Report and Campus Specific Plan in compliance with the April 2024 Superior Court ruling and subsequent final judgment and writ of mandamus on October 22, 2024 which alleged that the County had not complied with the California Environmental Quality Act (CEQA). As the original plan and EIR were decertified, Permit Sonoma will create and analyze a new Specific Plan titled the Sonoma Developmental Center Campus Specific Plan. The new plan builds on the original while recognizing the changes to the site which have occurred since the original planning effort began. These include changes to the site boundaries and the submission of a Housing Development Project application subject to State Law. This process will also evaluate the proposed Housing Development Project at the site while addressing any inconsistencies between it and the Specific Plan and any environmental impacts identified in this process. In August 2023, Eldridge Renewal submitted a development pre-application vesting their rights under the Gov. Code § 65589.5(d)(5) provision known as the “Builder’s Remedy.” A full application package followed on February 16, 2024. The application was deemed complete on March 6, 2025, wherein Permit Sonoma determined the information received was sufficient to begin environmental review under the California Environmental Quality Act and process the application. The project is a mixed- use development across three parcels on the Sonoma Development Center campus (APNs 054- 090- 001, 054- 150- 005, and 054- 150- 010) consisting of the following: 990 residential units with a diverse array of styles of attached and detached residential homes, apartments, cohousing, and independent living residences. The apartments and homes will range from 500 square feet to 3,200 square feet per unit and 200 of the 990 total units on-site will be affordable to lower income households. Additionally proposed is approximately 130,000 square feet of commercial uses, including office, retail, research and development, micro-manufacturing and other uses that form an active jobs center for the broader Sonoma Valley; and 150-room hotel and associated amenities (approximately 120,000 square feet in total) with a parking structure; and approximately 70 acres of outdoor public parks, active recreational areas, and open space areas including walking trails, sports fields, children’ s playgrounds, dog parks; and a community center and gym, and riparian corridors. Various public infrastructure and utility network improvements are also proposed.

Contact Information

Name
Wil Lyons
Agency Name
County of Sonoma/Eldridge Renewal
Job Title
Planner III
Contact Types
Lead/Public Agency / Project Applicant

Name
Dyett and Bhatia for County of Sonoma
Agency Name
Dyett and Bhatia
Job Title
Consulting Firm
Contact Types
Consulting Firm

Location

Cities
Eldridge
Counties
Sonoma
Regions
Northern California, Unincorporated
Cross Streets
Arnold Dr/Harney Ave
Zip
95431
Total Acres
160
Parcel #
054-090-001, 054-150-010, 054-150-005
State Highways
12
Township
6North
Range
6West
Base
MDM
Other Location Info
Public Facilities (PF)

Notice of Completion

State Review Period Start
State Review Period End
State Reviewing Agencies
California Air Resources Board (ARB), California Department of Conservation (DOC), California Department of Education, California Department of Forestry and Fire Protection (CAL FIRE), California Department of Housing and Community Development (HCD), California Department of Parks and Recreation, California Department of Resources Recycling and Recovery, California Department of Toxic Substances Control (DTSC), California Department of Transportation, Division of Transportation Planning (DOT), California Department of Water Resources (DWR), California Energy Commission, California Governor's Office of Emergency Services (OES), California Highway Patrol (CHP), California Natural Resources Agency, California Public Utilities Commission (CPUC), California Regional Water Quality Control Board, San Francisco Bay Region 2 (RWQCB), California State Coastal Conservancy (SCC), California State Lands Commission (SLC), Department of General Services (DGS), Office of Historic Preservation, State Water Resources Control Board, Division of Drinking Water, State Water Resources Control Board, Division of Drinking Water, District 18, State Water Resources Control Board, Division of Water Quality, State Water Resources Control Board, Division of Water Rights, State Water Resources Control Board, Divison of Financial Assistance, California Native American Heritage Commission (NAHC), California Department of Fish and Wildlife, Bay Delta Region 3 (CDFW), California Department of Transportation, District 4 (DOT)
State Reviewing Agency Comments
California Native American Heritage Commission (NAHC), California Department of Fish and Wildlife, Bay Delta Region 3 (CDFW), California Department of Transportation, District 4 (DOT)
Development Types
Residential (Units 990, Acres 42.14), Office (Sq. Ft. 65000, Acres 1.5, Employees 433), Commercial (Sq. Ft. 65000, Acres 1.5, Employees 433), Educational (Institutional uses to be analyzed in EIR, details TBD), Recreational (67 acres, outdoor), Transportation (Roads), Power (To Be Determined )(Megawatts 1), Waste Treatment (To Be Determined )(MGD 1), Water Facilities (To Be Determined )(Type To Be Determined, MGD 1), Power:Solar (Megawatts 1)
Local Actions
General Plan Amendment, Specific Plan, Rezone, Land Division (Subdivision, etc.), Redevelopment
Project Issues
Aesthetics, Agriculture and Forestry Resources, Air Quality, Biological Resources, Economics/Jobs, Fiscal Impacts, Geology/Soils, Growth Inducement, Land Use/Planning, Noise, Population/Housing, Public Services, Recreation, Sewer Capacity, Solid Waste, Wetland/Riparian, Archeological/Historical, Forest Land/Fire Hazard, Toxic/Hazardous, Traffic/Circulation, Water Quality, Water Supply/Groundwater
Public Review Period Start
Public Review Period End

Attachments

Draft Environmental Document [Draft IS, NOI_NOA_Public notices, OPR Summary Form, Appx,]
Notice of Completion [NOC] Transmittal form

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