Presidio Trust Mountain Lake Overflow Rehabilitation


SCH Number
Public Agency
California Department of Transportation, District 4 (DOT)
Document Title
Presidio Trust Mountain Lake Overflow Rehabilitation
Document Type
NOE - Notice of Exemption
Present Land Use
Document Description
The work at Mountain Lake will include the replacement of an existing overflow pipe currently located in the southwest corner of the lake. The existing corrugated metal pipe will be replaced with a new concrete overflow box located within Mountain Lake. The existing pipe leading from the overflow box to the City of San Francisco’s combined sewer system will be replaced in kind using trenchless methods (cured in place pipe, and pipe bursting).

Contact Information

John Seal
Agency Name
Caltrans District 4
Contact Types
Lead/Public Agency

Agency Name
California Department of Transportation
Contact Types
Project Applicant


San Francisco
San Francisco
Other Location Info
San Francisco County on State Route 1 at Post Mile 5.96

Notice of Exemption

Exempt Status
Categorical Exemption
Type, Section or Code
Class 1(b)
Reasons for Exemption
This project will not result in acquisition of new Caltrans right-of-way. Avoidance and minimization measures incorporated into the project reduces construction impacts to a negligible levels so there will be no potential for significant impacts.


Notice of Exemption

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