Toxic Health Threat Warning Act of 2021
This bill requires the U.S. Army Corps of Engineers (USACE), before releasing water from a flood risk management project, to determine whether the water is contaminated with cyanobacteria (blue-green algae) based on tests conducted by the USACE, another federal agency, or the state in which the project is located. If the water is contaminated, the USACE must notify the public and affected governments of the contamination, its planned release, and the potential effects on human health.
To require the Corps of Engineers to notify affected communities before 
    releasing water contaminated with cyanobacteria from flood risk 
              management projects, and for other purposes.

    Be it enacted by the Senate and House of Representatives of the 
United States of America in Congress assembled,

SECTION 1. SHORT TITLE.

    This Act may be cited as the ``Toxic Health Threat Warning Act of 
2021''.

SEC. 2. RELEASES OF WATER CONTAMINATED WITH CYANOBACTERIA.

    (a) Determination.--Before releasing water from a flood risk 
management project, the Secretary shall determine whether the water is 
contaminated with cyanobacteria, based on tests conducted by the 
Secretary, another Federal agency, or the State in which the flood risk 
management project is located.
    (b) Notification.--If the Secretary determines under subsection (a) 
that water to be released from a flood risk management project is 
contaminated with cyanobacteria, the Secretary shall notify the public 
and affected governments of the contamination and planned release, and 
any potential effects on human health, before releasing the water.
    (c) Definitions.--In this section:
            (1) Affected government.--The term ``affected government'' 
        means a State, local, or Tribal government with jurisdiction 
        over an area that will be affected by a release of water from a 
        flood risk management project.
            (2) Secretary.--The term ``Secretary'' means the Secretary 
        of the Army, acting through the Chief of Engineers.
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Toxic Health Threat Warning Act of 2021
To require the Corps of Engineers to notify affected communities before releasing water contaminated with cyanobacteria from flood risk management projects, and for other purposes.
Toxic Health Threat Warning Act of 2021
Rep. Mast, Brian J.