United States 119th Congress Status: In Committee Bipartisan · 2 D · 1 R cosponsors

S 4536 — Protecting America's Drinking Water from Extreme Temperatures Act of 2026

Last action — Read twice and referred to the Committee on Environment and Public Works.

  1. ✓
    Introduced
  2. 2
    In Committee
  3. 3
    Passed Senate
  4. 4
    Passed House
  5. 5
    To Executive
  6. 6
    Enacted

This bill is in committee in the Senate. Introduced May 14, 2026. It must pass committee before a floor vote.

Next likely step: a committee vote, then a floor vote in the Senate.

Odds of enactment

Low chance

Based on the sponsor, cosponsors, and committee posture, this bill has a low chance of becoming law.

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A statistical estimate from our own model of past outcomes — an insight, not a guarantee. Policymaking is volatile.

Prognosis

Advancing 36% · moderate confidence

  • In Committee

    Current position in the legislative process.

  • 3 sponsors

    1 primary, 2 co-sponsors signed on.

  • Bipartisan support

    Sponsored across 2 parties (2 D · 1 R) — cross-party backing.

Based on stage, sponsorship breadth, committee status, recorded votes, and cross-state momentum — a description of the observable signals, not a prediction.

Bill Text

How this bill changes current law

8 changes Share ↗

Compared against current U.S. Code AI-generated reading aid — verify against the official bill.

The bill expands the scope of the Midsize and Large Drinking Water System Infrastructure Resilience and Sustainability Program to include resilience to extreme temperatures.

  • 42 U.S.C. 300j-19g(b)

    natural hazards and extreme weather events → natural hazards, extreme weather events, and extreme temperatures

    This change broadens the types of risks that the program addresses.

  • 42 U.S.C. 300j-19g(c)(2)

    natural hazards or extreme weather events, including risks to drinking water from flooding → natural hazards, extreme weather events (including risks to drinking water from flooding), or extreme temperatures

    This change allows the program to also consider extreme temperatures in its evaluations.

  • 42 U.S.C. 300j-19g(d)(2)

    weather events, → weather events, extreme temperatures,

    This change includes extreme temperatures among the considerations for project planning.

  • 42 U.S.C. 300j-19g(d)(3)

    weather events → weather events or extreme temperatures

    This change adds extreme temperatures as a factor for consideration.

  • 42 U.S.C. 300j-19g(d)(4)

    or extreme weather events → extreme weather events, or extreme temperatures

    This change expands the types of events that projects can consider.

  • 42 U.S.C. 300j-19g(d)(5)

    or extreme weather events → extreme weather events, or extreme temperatures

    This change allows consideration of extreme temperatures alongside extreme weather events.

  • 42 U.S.C. 300j-19g(d)(6)(A)

    hazards or extreme weather events → hazards, extreme weather events, or extreme temperatures

    This change includes extreme temperatures as a relevant factor in program strategies.

  • 42 U.S.C. 300j-19g(f)(1)

    2022 through 2026 → 2027 through 2032

    This change extends the authorization timeline for the program to cover the years 2027 through 2032.

Action History

  1. Introduced in Senate

  2. Read twice and referred to the Committee on Environment and Public Works.

Sponsors

Sponsorship breakdown

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1 sponsors · 2 co-sponsors · 544 not signed on

Sponsors (1)

Co-sponsors (2)

Not signed on (544)

544 members have not signed on to this bill.

Show all 544 →

"Not signed on" means a member has not sponsored or co-sponsored this bill — it does not imply opposition. Members flagged Voted No have a recorded No vote on this bill.

Whip count is in markup. Polling the chamber and every recorded vote this session. Only the first open is slow. It’s instant for you after this. Calling the roll · Tallying · Engrossing

Subjects

public-safety environment
Cross-referencing the record. Reading this bill against every other bill in the corpus by meaning, not keywords. Only the first open is slow. It’s instant for you after this. Matching · Ranking · Engrossing

Frequently asked questions

Who sponsors S 4536?
S 4536 is sponsored by Curtis, John R. (Republican), Blunt Rochester, Lisa (Democratic), and Rosen, Jacky (Democratic).
What is the current status of S 4536?
This bill is in committee in the Senate. Introduced May 14, 2026. It must pass committee before a floor vote.
Where can I track S 4536?
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Last checked for changes 3 months ago · updated continuously

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