I 
118TH CONGRESS 
1ST SESSION H. R. 4953 
To reduce the health risks of heat by establishing the National Integrated 
Heat Health Information System within the National Oceanic and Atmos-
pheric Administration and the National Integrated Heat Health Informa-
tion System Interagency Committee to improve extreme heat prepared-
ness, planning, and response, requiring a study, and establishing financial 
assistance programs to address heat effects, and for other purposes. 
IN THE HOUSE OF REPRESENTATIVES 
JULY 27, 2023 
Ms. BONAMICI (for herself, Ms. STRICKLAND, Mr. GALLEGO, Ms. BARRAGA´N, 
Mr. BLUMENAUER, Mr. ESPAILLAT, Mr. NADLER, Mrs. WATSON COLE-
MAN, Ms. MCCLELLAN, Ms. NORTON, Ms. CASTOR of Florida, Ms. LEE 
of California, Ms. ADAMS, Mr. SCOTT of Virginia, Ms. PETTERSEN, Mr. 
MULLIN, Mr. KHANNA, Ms. TITUS, Mr. RUIZ, Ms. MATSUI, Ms. SALINAS, 
Mr. LEVIN, and Mr. CA´RDENAS) introduced the following bill; which was 
referred to the Committee on Energy and Commerce, and in addition to 
the Committee on Science, Space, and Technology, for a period to be sub-
sequently determined by the Speaker, in each case for consideration of 
such provisions as fall within the jurisdiction of the committee concerned 
A BILL 
To reduce the health risks of heat by establishing the Na-
tional Integrated Heat Health Information System within 
the National Oceanic and Atmospheric Administration 
and the National Integrated Heat Health Information 
System Interagency Committee to improve extreme heat 
preparedness, planning, and response, requiring a study, 
and establishing financial assistance programs to address 
heat effects, and for other purposes. 
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Be it enacted by the Senate and House of Representa-
tives of the United States of America in Congress assembled, 
SECTION 1. SHORT TITLE. 
This Act may be cited as the ‘‘Preventing Health 
Emergencies And Temperature-related Illness and Deaths 
Act of 2023’’ or the ‘‘Preventing HEAT Illness and 
Deaths Act of 2023’’. 
SEC. 2. DEFINITIONS. 
In this Act: 
(1) COMMUNITY
WITH
ENVIRONMENTAL
JUS-
TICE CONCERNS.—The term ‘‘community with envi-
ronmental justice concerns’’ means a community 
with significant representation of communities of 
color, low-income communities, or Tribal and indige-
nous communities, that experiences, or is at risk of 
experiencing, higher or more adverse human health 
or environmental effects, as compared to other com-
munities. 
(2) EXTREME
HEAT.—The term ‘‘extreme 
heat’’ means heat that substantially exceeds local cli-
matological norms in terms of any combination of 
the following: 
(A) Duration. 
(B) Intensity. 
(C) Season length. 
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(D) Frequency. 
(3) HEAT.—The term ‘‘heat’’ means any com-
bination of the atmospheric parameters associated 
with modulating human thermal regulation, such as 
air temperature, humidity, solar exposure, and wind 
speed. 
(4) HEAT
EVENT.—The term ‘‘heat event’’ 
means an occurrence of increased heat that may 
have heat-health implications. 
(5) HEAT-HEALTH.—The term ‘‘heat-health’’ 
means health effects to humans from heat, during or 
outside of heat events, including from vulnerability 
and exposure, or the risk of such effects. 
(6) PLANNING.—The term ‘‘planning’’ means 
activities performed across timescales (including 
days, weeks, months, years, and decades) with sce-
nario-based, probabilistic or deterministic informa-
tion to identify and take actions to proactively miti-
gate heat-health risks from increased frequency, du-
ration, and intensity of heat waves and increased 
ambient temperature. 
(7) PREPAREDNESS.—The term ‘‘preparedness’’ 
means activities performed across timescales (includ-
ing days, weeks, months, years, and decades) with 
probabilistic or deterministic information to manage 
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