Page 518 - FY 2025 Adopted Operating Budget and Business Plan

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Public Safety

Goal 2: Mitigate Flood Risks and Protect Stormwater Infrastructure
Objective 2: Enhance Awareness of Stormwater Risk
Project Performance Measure(s) Department(s)
Core Stream Gauge Infrastructure Implement a Flood Warning and Public Works
PS Upgrade and Communication Response Program based on Flood
2.2.2 Monitoring System
Summary:
Estimated Actual
Milestone
The City of Arlington operates a Flood Monitoring System Completion Completion
consisting of nine data collection sites across the City. Each Task 1 July 2024
site collects important information such as rainfall Task 2 Apr. 2024
increments, rainfall total accumulation, and stream water Task 3 Sept. 2024
depths. The system operates via ALERT2 (Automated Local
Evaluation in Real Time) radio transmission to provide live This data collected by the stream gauges will benefit the
storm data that can increase public safety by targeting citizens of Arlington by informing them about active flood
emergency operations to known flood-risk locations. The risks to take appropriate action. The implementation of a
rainfall and stream depth data can be used for post-storm flood hazard notification system will reduce the potential
engineering assessments and future event preparation. loss of life or injury due to flood hazards from overtopped
During FY 2024, the Floodplain Group will perform the roadways. The collected data also assists in identifying
following three tasks: flood protection projects to be incorporated into the
• Task 1: Implement fully functional Emergency Stormwater Capital Improvement Plan.
Warning Dissemination (EWD) application that
provides citizens with roadway flooding Update:
information and meets the Community Rating Task 1: In progress. Hardware upgrades were installed in
System (CRS) program requirements for Activity May 2024. Staff is testing program alerts before turning
610. the application public-facing.
• Task 2: Develop a Flood Response Operations
(FRO) plan that identifies opportunities to prevent Task 2: Is in progress by City staff, with Task 1 completion
the loss of life and property damage during a being a critical component of the FRO plan.
flood and meets the CRS Activity 610
requirements. Task 3: Staff is developing a list of critical facility
• Task 3: Identify Critical Facilities to coordinate classifications in accordance with CRS definitions. Upon
individual flood warning and response planning completion of this list, will coordinate with EOC to confirm
(CFP) in accordance with Activity 610 all vital Flood Response facilities are mapped.
requirements.

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