1601 Mariposa Street Mixed Use Project

2 Documents in Project


SCH Number
Lead Agency
City and County of San Francisco
Document Title
1601 Mariposa Street Mixed Use Project
Document Type
NOP - Notice of Preparation of a Draft EIR
Present Land Use
PLU: One and two-story commercial, office, and warehouse buildings and associated surface parking lots Z: UMU District; 40-X Height and Bulk District GPD: Showplace Square/Potrero Subarea of the Eastern Neighborhoods Rezoning and Area Plan
Document Description
The project sponsor would develop residential and ground floor commercial uses on a 3.36-acre project site on portions of two blocks located at 1601-1677 Mariposa Street and 485-497 Carolina Street in the Showplace Square/Potrero Hill area of San Francisco. The project would involve demolition of existing site uses and construction of two four-story mixed-use buildings, referred to as the "East" and "West" Buildings. Approximately 320 residential units and 10,000 sf of ground floor commercial space would be distributed throughout both buildings. A two-level below grade parking garage under the East Building would contain approximately 265 to 275 parking spaces and be accessed from Arkansas Street (lower garage level) and 18th Street (upper garage level). The proposed buildings would have heights ranging from 31 feet to 40 feet. A total of approximately 39,195 gsf of publicly accessible and private open space would be developed throughout the project site.

Contact Information

Chelsea Fordham
Agency Name
City and County of San Francisco
Contact Types
Lead/Public Agency


San Francisco
San Francisco
Cross Streets
Arkansas, 18th and Carolina Streets
Total Acres
Parcel #
Block 4005/Lots: 001B and 004 and Block 4006/Lots 006, 010, 019, and 020
State Highways
I-80, 280, US 101
Live Oak School, International Studies Academy
San Francisco Bay

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 Fish and Wildlife, Bay Delta Region 3 (CDFW), California Department of Parks and Recreation, California Highway Patrol, California Native American Heritage Commission (NAHC), California Public Utilities Commission (CPUC), California Regional Water Quality Control Board, San Francisco Bay Region 2 (RWQCB), Department of Water Resources, Office of Emergency Services, California, Office of Historic Preservation, Resources Agency, Resources, Recycling and Recovery, San Francisco Bay Conservation and Development Commission (BCDC), California Department of Transportation, District 4 (DOT)
State Reviewing Agency Comments
California Department of Transportation, District 4 (DOT)
Development Types
Residential (Units 320), Commercial (Sq. Ft. 10000)
Local Actions
Site Plan
Project Issues
Air Quality, Cultural Resources, Hazards & Hazardous Materials, Noise, Transportation, Shadow

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.

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