Storm Damage Repair- 3Y550/0422000260 (a.k.a. Interstate 580 Emergency Altamont Pass Repair Project) (04-3Y550), 3X950/0425000346 (Culverts in the City of Liver
Summary
SCH Number
2026020271
Public Agency
California Department of Fish and Wildlife, Bay Delta Region 3
(CDFW)
Document Title
Storm Damage Repair- 3Y550/0422000260 (a.k.a. Interstate 580 Emergency Altamont Pass Repair Project) (04-3Y550), 3X950/0425000346 (Culverts in the City of Liver
Document Type
NOE - Notice of Exemption
Received
Posted
2/9/2026
Document Description
The Project will restore the function of the slopes, retaining wall, and three storm drain systems, and preserve the structural integrity of the embankment and highway along I-580. The Project is expected to cause the temporary loss (that will restore within one year) of 1.368 acres, a prolonged temporary loss (that will not restore within one year) of 0.632 acres, and a permanent loss of 1.610 acres of habitat for the California tiger salamander. The project is expected to result in the incidental take of California tiger salamander, which is a species designated as threatened under CESA. The ITP referenced above as issued by CDFW authorizes incidental take of California tiger salamander that may occur as a result of Project implementation.
Contact Information
Name
Karen Taylor
Agency Name
CA Department of Fish and Wildlife
Job Title
Senior Environmental Scientist (Specialist)
Contact Types
Lead/Public Agency
Phone
Email
Name
Mariam Farrar
Agency Name
CA Department of Transportation
Job Title
Lead Agency Contact
Contact Types
Lead/Public Agency / Parties Undertaking Project
Phone
Email
Location
Cities
Livermore
Counties
Alameda
Regions
San Francisco Bay Area
Other Location Info
The Project has three locations associated with this Project. The first, Location 1, is located adjacent to the eastbound side of Interstate 580 (I-580) at post mile (PM) 4.76 through PM 4.83 near the city of Livermore in Alameda County. (Appendix B: Figure 1). Location 2 is also along eastbound I-580 at PM 4.62. Location 3 is along the westbound side of I-580 between PM 4.24 and 4.67. The Project area is within the Altamont United States Geological Survey (USGS) 7.5-minute quadrangle.
Notice of Exemption
Exempt Status
Categorical Exemption
Type, Section or Code
Class 1d; Existing facilities/structures
Reasons for Exemption
On January 11, 2023, August 9, 2023, and then on January 9, 2026, CalTrans, the CEQA Lead Agency, determined that the Project is exempt from CEQA. In making its determinations, CalTrans cited to Public Resources Code section 21080(b)(4), and California Code of Regulations, Title 14, sections 15269(b) & (c), and 15301(d). The Lead Agency determined that the Project meets certain qualifying criteria for the exemption. Pursuant to Public Resources Code section 21080.1(a), the Lead Agency is responsible for determining whether the Project is exempt from CEQA and that determination shall be final and conclusive on all persons, including Responsible Agencies. As a result, CDFW, acting as a Responsible Agency, is bound by the Lead Agency’s determination that the Project is exempt from CEQA.
Exempt Status
Emergency Project
Type, Section or Code
Sec. 21080(b)(4); 15269(b)(c)
Reasons for Exemption
On January 11, 2023, August 9, 2023, and then on January 9, 2026, CalTrans, the CEQA Lead Agency, determined that the Project is exempt from CEQA. In making its determinations, CalTrans cited to Public Resources Code section 21080(b)(4), and California Code of Regulations, Title 14, sections 15269(b) & (c), and 15301(d). The Lead Agency determined that the Project meets certain qualifying criteria for the exemption. Pursuant to Public Resources Code section 21080.1(a), the Lead Agency is responsible for determining whether the Project is exempt from CEQA and that determination shall be final and conclusive on all persons, including Responsible Agencies. As a result, CDFW, acting as a Responsible Agency, is bound by the Lead Agency’s determination that the Project is exempt from CEQA.
Attachments
Notice of Exemption
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