TO: Mayor and Members of City Council
THRU: Adam Lindsay, Assistant City Manager
FROM: Sheila Thomas-Ambat, PE, Public Services Director
DATE: May 6, 2024
RE:
Title
Watershed Master Plan Solutions for Cross Creek
end
COUNCIL DISTRICT(S):
Council District(s)
1,2,3, and 4
b
Relationship To Strategic Plan:
Supports Goal 3. City Investment in Today and Tomorrow, through the Strategic Objective 3.1 Enhance City street connectivity, traffic flow, and stormwater systems
Executive Summary:
Staff seeks concurrence from City Council to approve staff to program the proposed solutions from the Cross Creek Watershed Study into the annual CIP prioritization process and pursue grants as applicable.
Background:
The Cross Creek Watershed Study has identified 83 proposed solutions at a total estimated planning level cost of $380M. This cost includes the Rose (Roses) Lake proposed solution, for which Council provided consensus on September 5, 2023 to pursue funding sources to continue to evaluate Roses Lake as a dry detention option for flooding mitigation. The top 11 proposed secondary system solutions range in severity score from 63 to 16 and in estimated costs from $23.6 to $0.5M. The majority of these solutions include pipe upsizing.
Council provided consensus to pursue funding sources to further develop advanced conceptual design for the Channel Improvement Option on September 5, 2023. Because funding has not yet been identified, while this option is discussed, the cost does not include the Channel Improvement Option.
Issues/Analysis:
The top proposed solutions are represented as examples of the 83 proposed solutions. While these are the top proposed solutions for the Cross Creek Watershed, all the proposed solutions from Cross Creek Watershed will be programmed into the CIP along with proposed solutions from other completed watersheds.
Proposed solutions presented herein are not moving forward to project development at this time. ...
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