File #: 13-0651    Name: Carmel Lagoon Feasibility Study
Type: General Agenda Item Status: Passed
File created: 6/12/2013 In control: Board of Supervisors
On agenda: 6/25/2013 Final action: 6/25/2013
Title: Consider a Feasibility Study for flood prevention and habitat protection projects within the Carmel Lagoon and adopt a Resolution: a. Selecting Ecosystem Protective Barrier (EPB) - Alternative 2A with a top of wall elevation at 17.5 feet as the preferred alternative for purposes of evaluation and environmental assessment; b. Selecting Scenic Road Protection Structure (SRPS) - Alternative 1 as the preferred alternative for purposes of evaluation and environmental assessment; and c. Directing staff to prepare necessary environmental assessments of the preferred alternatives for pending applications for permits from regulatory agencies with permit authority.
Attachments: 1. Exhibit A - Discussion, 2. Exhibit B - Resolution, 3. Attachment C - Feasibility Study, 4. Completed Board Order
Title
Consider a Feasibility Study for flood prevention and habitat protection projects within the Carmel Lagoon and adopt a Resolution:
a. Selecting Ecosystem Protective Barrier (EPB) - Alternative 2A with a top of wall elevation at 17.5 feet as the preferred alternative for purposes of evaluation and environmental assessment;
b. Selecting Scenic Road Protection Structure (SRPS) - Alternative 1 as the preferred alternative for purposes of evaluation and environmental assessment; and
c. Directing staff to prepare necessary environmental assessments of the preferred alternatives for pending applications for permits from regulatory agencies with permit authority.
Report
RECOMMENDATION:
It is recommended that the Board of Supervisors:
Adopt a Resolution selecting preferred alternatives for the Ecosystem Protective Barrier (EPB) and Scenic Road Protection Structure (SRPS) projects for purposes of preparing environmental assessment of the preferred alternatives for pending permit applications from regulatory agencies with permit authority (Exhibit B).

SUMMARY:
Conceptual plans and draft technical studies have been completed for two projects that would help address flood prevention and habitat protection at the Carmel Lagoon (Exhibit C). The objective is to present alternatives to the BOS in order to establish a preferred option for each project that will be used for environmental assessment and permit applications.

Considering all of the components and regulatory requirements, staff recommends the Board select the following as preferred alternatives:
- Ecosystem Protective Barrier (EPB)-Alternative 2A (50-foot set back) with a top of wall elevation of 17.5 feet. Staff finds that this option provides adequate protection of homes while minimizing ecological and visual impacts. This alternative would result in smaller pumps with less frequent pumping because of greater area that serves as a bioswale.
- Scenic Road Protection Structure (SRPS)-Al...

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