H.R. 4073 (119th)Bill Overview

Tsunami Warning, Research, and Education Act of 2025

Emergency Management|Emergency Management
Cosponsors
Support
Lean Democratic
Introduced
Jun 23, 2025
Discussions
Bill Text
Current stageCommittee

Referred to the Subcommittee on Economic Development, Public Buildings, and Emergency Management.

Introduced
Committee
Floor
President
Law
Congressional Activities
01 · The brief

This bill reauthorizes and updates the Tsunami Warning and Education Act, expanding the scope of NOAA’s tsunami warning, research, and mitigation activities.

It adds requirements for data management and archiving, incorporation of GNSS and other observing networks, interagency coordination (NOAA, USGS, NASA, NSF), and incorporation of social and behavioral science into alert evaluation and outreach.

The bill mandates reviews (e.g., NOAA Weather Radio coverage, alert-level effectiveness), stronger mapping and modeling (high-resolution DEMs, inundation maps), development of a research-to-operations plan, and use of IPAWS for tsunami alerts.

Passage70/100

On content alone, the bill amends an existing, technical federal program to improve warnings, data, and research with modest, clearly specified funding and built-in reporting and coordination steps. It addresses a low-controversy public safety topic and contains concrete implementation milestones—factors that historically favor enactment. The principal remaining hurdles are legislative scheduling and the separate appropriations process (authorization does not guarantee funding).

CredibilityPartially aligned

Relative to its intended legislative type, this bill is a well-targeted substantive statutory reauthorization and update that provides specific program authorities, technical inclusions (e.g., GNSS, data management), reporting timelines, and explicit funding authorizations, and it integrates cleanly with existing statutes.

Contention28/100

Scale and sufficiency of funding: liberals want higher/more targeted funding; conservatives worry about new recurring federal spending.

02 · What it does

Who stands to gain, and who may push back.

Who this appears to help vs burden50% / 50%
Federal agenciesFederal agencies
Likely helped
  • Federal agenciesImproved tsunami detection and warning accuracy and timeliness through incorporation of GNSS data, better data manageme…
  • Targeted stakeholdersEnhanced decision support and preparedness for emergency managers and communities via updated inundation maps, high‑res…
  • Federal agenciesIncreased federal and state readiness capacity driven by an explicit funding authorization ($32M/year), with at least 2…
Likely burdened
  • Federal agenciesIncreased federal spending and ongoing budgetary commitments (authorized $32M/year) that would require appropriations;…
  • Targeted stakeholdersAdministrative and coordination burdens on NOAA and partner agencies (USGS, NASA, NSF, FEMA, FCC) to meet new data, rep…
  • Targeted stakeholdersRisk of implementation complexity and delays because the bill requires technical integrations (GNSS streams, AWIPS migr…
03 · Why people split

Why the argument around this bill splits.

Scale and sufficiency of funding: liberals want higher/more targeted funding; conservatives worry about new recurring federal spending.
Progressive90%

A mainstream liberal would likely view the bill positively as a science-based investment in public safety, resilience, and equitable community preparedness.

They would appreciate the emphasis on data management, open access for research, funding directed to state-level mitigation, and inclusion of social and behavioral science to improve warning effectiveness.

They would see the bill as strengthening interagency collaboration and improving warning technology and mapping for vulnerable communities.

Leans supportive
Centrist85%

A centrist/moderate would generally support the bill as a pragmatic, evidence-based update to an existing federal safety program, while seeking assurances on cost-effectiveness and minimal duplication.

They would value the specified appropriations and the requirement for a research and development plan to prioritize investments and transition research into operations.

They would be cautious about potential bureaucratic reorganization and want measurable performance metrics and oversight.

Leans supportive
Conservative60%

A mainstream conservative would likely be cautiously supportive of measures that reduce loss of life and economic disruption, but wary of expanded federal programs, data-sharing mandates, and recurring appropriations without clear accountability.

They would welcome practical improvements to warning capability but want limits on federal expansion, assurances that states retain control, and strong oversight of spending.

They may question some provisions seen as administrative expansion (e.g., social science emphasis, interagency coordination) and ask for clear deliverables and cost controls.

Split reaction
04 · Can it pass?

The path through Congress.

Introduced

Reached or meaningfully advanced

Committee

Reached or meaningfully advanced

Floor

Still ahead

President

Still ahead

Law

Still ahead

Passage likelihood70/100

On content alone, the bill amends an existing, technical federal program to improve warnings, data, and research with modest, clearly specified funding and built-in reporting and coordination steps. It addresses a low-controversy public safety topic and contains concrete implementation milestones—factors that historically favor enactment. The principal remaining hurdles are legislative scheduling and the separate appropriations process (authorization does not guarantee funding).

Scope and complexity
52%
Scopemoderate
52%
Complexitymedium
Why this could stall
  • The Congressional Budget Office cost estimate and any committee cost concerns are not included in the bill text; actual appropriations decisions could change implementation.
  • Passage depends on floor scheduling and whether this bill is taken up standalone or combined with other measures; procedural context could materially affect outcomes.
05 · Recent votes

Recent votes on the bill.

No vote history yet

The bill has not accumulated any surfaced votes yet.

06 · Go deeper

Go deeper than the headline read.

Included on this page

Scale and sufficiency of funding: liberals want higher/more targeted funding; conservatives worry about new recurring federal spending.

On content alone, the bill amends an existing, technical federal program to improve warnings, data, and research with modest, clearly speci…

Unlocked analysis

Relative to its intended legislative type, this bill is a well-targeted substantive statutory reauthorization and update that provides specific program authorities, technical inclusions (e.g., GNSS, data management), re…

Go beyond the headline summary with full stakeholder mapping, legislative design analysis, passage barriers, and lens-by-lens tradeoff breakdowns.

Perspective breakdownsPassage barriersLegislative design reviewStakeholder impact map
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