# 119-hr-3817: Toxic Health Threat Warning Act of 2025

119-hr-3817, Toxic Health Threat Warning Act of 2025, is a 119th Congress bill sponsored by Rep. Mast, Brian J. [R-FL-21] (R-FL); status in_committee; PRIA reads it as touching household money (as of 2026-04-21).

- Canonical: https://policyrisk.com/legislation/119-hr-3817
- As of: 2026-04-21
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Bill: 119-hr-3817
- Congress: 119
- Title: Toxic Health Threat Warning Act of 2025
- Status: in_committee
- Introduced: 2025-06-06
- Sponsor: Rep. Mast, Brian J. [R-FL-21] (R-FL)
- Cosponsors: 0
- Policy area: Water Resources Development
- Touches household money: yes
- Last recorded action: 2026-04-21

## Summary

**Requires water testing and public notice before planned releases from flood risk structures when cyanotoxins exceed 8 parts per billion.** The Secretary of the Army, acting through the Chief of Engineers, would base determinations on tests conducted by the Army, another federal agency, or the State where the flood risk management structure is located. - Families and residents: Would receive public notice before a planned release that tests show contains more than 8 parts per billion of cyanotoxins and information on potential human health effects. - State, local, and Tribal governments: Would be notified in advance if their jurisdiction would be affected by such a release. - Army Corps operations: The Secretary would need to conduct or rely on tests and make formal determinations about cyanotoxin levels before planned releases.

## Provisions PRIA read

- Alerts for toxic water releases: benefit, low. This bill would require the Secretary of the Army, through the Chief of Engineers, to test water planned for release from a flood risk management structure for cyanotoxins. Tests may be done by the Army, another federal agency, or the State where the structure is located. If cyanotoxin levels in th…

## Related bills

- 119-hr-5300: Department of State Policy Provisions Act
- 119-hr-9086: Foreign Service Modernization Act
- 119-hr-6976: Duty Status Reform Act
- 119-hr-6766: Essential Caregivers Act of 2025
- 119-hr-4107: GOLDEN DOME Act of 2025
- 119-hr-2377: National Garden for America’s 250th Anniversary Act

## Sources
- [119-hr-3817 on Congress.gov](https://www.congress.gov/bill/119th-congress/house-bill/3817)

## Related
- [119-hr-5300: Department of State Policy Provisions Act](https://policyrisk.com/legislation/119-hr-5300)
- [119-hr-9086: Foreign Service Modernization Act](https://policyrisk.com/legislation/119-hr-9086)
- [119-hr-6976: Duty Status Reform Act](https://policyrisk.com/legislation/119-hr-6976)
- [119-hr-6766: Essential Caregivers Act of 2025](https://policyrisk.com/legislation/119-hr-6766)
- [119-hr-4107: GOLDEN DOME Act of 2025](https://policyrisk.com/legislation/119-hr-4107)
- [119-hr-2377: National Garden for America’s 250th Anniversary Act](https://policyrisk.com/legislation/119-hr-2377)
- [All bills in Congress](https://policyrisk.com/legislation)

Source: PRIA, https://policyrisk.com/legislation/119-hr-3817 (as of 2026-04-21).