Texas counties advance flood siren upgrades post-SB 3
• Texas counties are making significant progress in upgrading and installing flood warning sirens, following the passage of Senate Bill 3 (SB 3) in September
• The legislation mandates outdoor warning systems in flood-prone areas and provides state-funded grants to support these efforts. For instance, Williamson County is conducting studies to identify at-risk areas and integrate new flood sirens into its existing system. Guadalupe County is also installing new sirens along the San Marcos River and upgrading existing ones, with plans to complete installations by the end of
Impact & Risks
The upgrades are expected to significantly improve public safety in flood-prone areas across Texas. Counties like Williamson and Guadalupe, which experienced severe flooding in July 2025, are prioritizing the installation of advanced warning systems. These systems will allow emergency officials to issue timely evacuation alerts, potentially saving lives during flash floods. However, counties must meet strict deadlines to secure funding, with project plans due by December 31, 2026, and final invoices by August 31, 2027. Delays in implementation could result in reduced financial assistance, impacting the overall effectiveness of these critical safety measures.
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