Bill Commons

CA SB 466

enacted

Drinking water: primary standard for hexavalent chromium: exemption.

California · 2025-2026 Regular Session · upper

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Quick answers

Did CA SB 466 pass?

Yes. CA SB 466 has been enacted into law. Latest recorded action (2025-10-03): Chaptered by Secretary of State. Chapter 320, Statutes of 2025.

What is CA SB 466 about?

The California Safe Drinking Water Act provides for the operation of public water systems and imposes on the State Water Resources Control Board various duties and responsibilities for the regulation and control of drinking water in the State of California. The act requires the state board to adopt primary drinking water standards for contaminants in drinking water based upon specified criteria, and requires a primary drinking water standard to be established for hexavalent chromium. Existing law authorizes the state board to grant a variance from primary drinking water standards to a public water system. This bill would prohibit a public water system that meets the total chromium maximum contaminant level (MCL) enforceable standard for drinking water in California from being determined, held, considered, or otherwise deemed in violation of the primary drinking water standard for hexavalent chromium while implementing a state board approved compliance plan or while state board action on the proposed and submitted compliance plan is pending, except as provided.

Who sponsors CA SB 466?

Caballero is the primary sponsor of CA SB 466, joined by 2 cosponsors.

Description

The California Safe Drinking Water Act provides for the operation of public water systems and imposes on the State Water Resources Control Board various duties and responsibilities for the regulation and control of drinking water in the State of California. The act requires the state board to adopt primary drinking water standards for contaminants in drinking water based upon specified criteria, and requires a primary drinking water standard to be established for hexavalent chromium. Existing law authorizes the state board to grant a variance from primary drinking water standards to a public water system. This bill would prohibit a public water system that meets the total chromium maximum contaminant level (MCL) enforceable standard for drinking water in California from being determined, held, considered, or otherwise deemed in violation of the primary drinking water standard for hexavalent chromium while implementing a state board approved compliance plan or while state board action on the proposed and submitted compliance plan is pending, except as provided.

Introduced
2025-02-19
Latest action
2025-10-03 — Chaptered by Secretary of State. Chapter 320, Statutes of 2025.
Bill type
bill
Last updated
—

Subjects

Sponsors

  • Caballeroauthor
  • Macedocoauthor
  • Soriacoauthor

Committees

Not provided by source.

Action timeline

Newest first

  1. 2025-10-03

    Chaptered by Secretary of State. Chapter 320, Statutes of 2025.

    became-law

  2. 2025-10-03

    Approved by the Governor.

    executive-signature

  3. 2025-09-22

    Enrolled and presented to the Governor at 2 p.m.

    executive-receipt

  4. 2025-09-11

    Assembly amendments concurred in. (Ayes 40. Noes 0. Page 2928.) Ordered to engrossing and enrolling.

    amendment-passage,committee-passage,committee-passage-favorable

  5. 2025-09-09

    Ordered to special consent calendar.

  6. 2025-09-03

    In Senate. Concurrence in Assembly amendments pending.

  7. 2025-09-02

    Read third time. Passed. (Ayes 77. Noes 0. Page 2817.) Ordered to the Senate.

    passage,reading-1,reading-3

  8. 2025-08-25

    Ordered to third reading.

    reading-1,reading-3

  9. 2025-08-25

    Read third time and amended.

    amendment-passage,reading-1,reading-3

  10. 2025-08-21

    Read second time. Ordered to third reading.

    reading-1,reading-2,reading-3

  11. 2025-08-20

    From committee: Do pass. (Ayes 15. Noes 0.) (August 20).

    committee-passage,committee-passage-favorable

  12. 2025-07-17

    Read second time and amended. Re-referred to Com. on APPR.

    amendment-passage,reading-1,reading-2,referral-committee

  13. 2025-07-16

    From committee: Do pass as amended and re-refer to Com. on APPR. (Ayes 12. Noes 0.) (July 15).

    amendment-passage,committee-passage,committee-passage-favorable,referral-committee

  14. 2025-07-02

    From committee: Do pass and re-refer to Com. on JUD. (Ayes 7. Noes 0.) (July 1). Re-referred to Com. on JUD.

    committee-passage,committee-passage-favorable,referral-committee

  15. 2025-06-24

    From committee with author's amendments. Read second time and amended. Re-referred to Com. on E.S & T.M.

    amendment-passage,committee-passage,reading-1,reading-2,referral-committee

  16. 2025-06-05

    Referred to Coms. on E.S & T.M. and JUD.

    referral-committee

  17. 2025-05-28

    In Assembly. Read first time. Held at Desk.

    reading-1

  18. 2025-05-28

    Read third time. Passed. (Ayes 37. Noes 0. Page 1275.) Ordered to the Assembly.

    passage,reading-1,reading-3

  19. 2025-05-22

    Read second time. Ordered to third reading.

    reading-1,reading-2,reading-3

  20. 2025-05-21

    Ordered to second reading.

    reading-1,reading-2

  21. 2025-05-21

    Read third time and amended.

    amendment-passage,reading-1,reading-3

  22. 2025-05-20

    Read second time. Ordered to third reading.

    reading-1,reading-2,reading-3

  23. 2025-05-19

    From committee: Be ordered to second reading pursuant to Senate Rule 28.8.

    committee-passage,reading-1,reading-2

  24. 2025-05-09

    Set for hearing May 19.

  25. 2025-05-01

    Read second time and amended. Re-referred to Com. on APPR.

    amendment-passage,reading-1,reading-2,referral-committee

  26. 2025-04-30

    From committee: Do pass as amended and re-refer to Com. on APPR. (Ayes 13. Noes 0. Page 941.) (April 29).

    amendment-passage,committee-passage,committee-passage-favorable,referral-committee

  27. 2025-04-23

    From committee: Do pass and re-refer to Com. on JUD. with recommendation: To consent calendar. (Ayes 8. Noes 0. Page 866.) (April 23). Re-referred to Com. on JUD.

    committee-passage,committee-passage-favorable,referral-committee

  28. 2025-04-11

    Set for hearing April 29 in JUD. pending receipt.

  29. 2025-04-04

    Set for hearing April 23.

  30. 2025-04-02

    Re-referred to Coms. on E.Q. and JUD.

    referral-committee

  31. 2025-03-24

    From committee with author's amendments. Read second time and amended. Re-referred to Com. on RLS.

    amendment-passage,committee-passage,reading-1,reading-2,referral-committee

  32. 2025-02-26

    Referred to Com. on RLS.

    referral-committee

  33. 2025-02-20

    From printer. May be acted upon on or after March 22.

  34. 2025-02-19

    Introduced. Read first time. To Com. on RLS. for assignment. To print.

    introduction,reading-1,referral-committee

Versions

  • 02/19/25 - Introduced — 2025-02-19Compare
  • 03/24/25 - Amended Senate — 2025-03-24Compare
  • 05/01/25 - Amended Senate — 2025-05-01Compare
  • 05/21/25 - Amended Senate — 2025-05-21Compare
  • 06/24/25 - Amended Assembly — 2025-06-24Compare
  • 07/17/25 - Amended Assembly — 2025-07-17Compare
  • 08/25/25 - Amended Assembly — 2025-08-25Compare
  • 09/16/25 - Enrolled — 2025-09-16Compare
  • 10/03/25 - Chaptered — 2025-10-03Compare
  • (document, no version)Compare
  • SB466Compare

Documents

Votes

  • Do pass, but first be re-referred to the Committee on [Judiciary] with the recommendation: To Consent Calendar

    2025-04-23 · pass · 8-0

    Member-level votes (8)
    • Pérez: yes
    • Hurtado: yes
    • Menjivar: yes
    • Dahle: yes
    • Padilla: yes
    • Gonzalez: yes
    • Valladares: yes
    • Blakespear: yes

  • Do pass as amended, but first amend, and re-refer to the Committee on [Appropriations]

    2025-04-29 · pass · 13-0

    Member-level votes (13)
    • Arreguín: yes
    • Niello: yes
    • Allen: yes
    • Durazo: yes
    • Laird: yes
    • Valladares: yes
    • Wahab: yes
    • Stern: yes
    • Caballero: yes
    • Weber Pierson: yes
    • Ashby: yes
    • Umberg: yes
    • Wiener: yes

  • 3rd Reading

    2025-05-28 · pass · 37-0

    Member-level votes (40)
    • McNerney: yes
    • Cabaldon: yes
    • Allen: yes
    • Padilla: yes
    • Gonzalez: yes
    • Smallwood-Cuevas: yes
    • Laird: yes
    • Becker: yes
    • Ochoa Bogh: yes
    • Rubio: yes
    • Strickland: yes
    • Umberg: yes
    • Caballero: yes
    • Arreguín: yes
    • Wahab: yes
    • Weber Pierson: yes
    • Archuleta: yes
    • McGuire: yes
    • Richardson: yes
    • Blakespear: yes
    • Choi: yes
    • Cortese: yes
    • Hurtado: yes
    • Valladares: yes
    • Jones: yes
    • Alvarado-Gil: yes
    • Grove: yes
    • Dahle: yes
    • Durazo: yes
    • Niello: yes
    • Ashby: yes
    • Grayson: yes
    • Wiener: yes
    • Stern: yes
    • Pérez: yes
    • Seyarto: yes
    • Menjivar: yes
    • Limón: other
    • Reyes: other
    • Cervantes: other

  • Do pass and be re-referred to the Committee on [Judiciary]

    2025-07-01 · pass · 7-0

    Member-level votes (7)
    • Connolly: yes
    • Ellis: yes
    • McKinnor: yes
    • Lee: yes
    • Papan: yes
    • Castillo: yes
    • Bauer-Kahan: yes

  • Do pass as amended and be re-referred to the Committee on [Appropriations]

    2025-07-15 · pass · 12-0

    Member-level votes (12)
    • Stefani: yes
    • Dixon: yes
    • Bryan: yes
    • Macedo: yes
    • Kalra: yes
    • Pacheco: yes
    • Sanchez: yes
    • Bauer-Kahan: yes
    • Connolly: yes
    • Papan: yes
    • Harabedian: yes
    • Zbur: yes

  • Do pass.

    2025-08-20 · pass · 15-0

    Member-level votes (15)
    • Fong: yes
    • Arambula: yes
    • Tangipa: yes
    • Ta: yes
    • Solache: yes
    • Wicks: yes
    • Caloza: yes
    • Dixon: yes
    • Pellerin: yes
    • Jeff Gonzalez: yes
    • Calderon: yes
    • Pacheco: yes
    • Elhawary: yes
    • Hart: yes
    • Mark González: yes

  • SB 466 Caballero Senate Third Reading By Soria

    2025-09-02 · pass · 77-0

    Member-level votes (79)
    • Alvarez: yes
    • Addis: yes
    • Alanis: yes
    • Valencia: yes
    • Harabedian: yes
    • Ransom: yes
    • Ávila Farías: yes
    • Rivas: yes
    • Hart: yes
    • Kalra: yes
    • Hoover: yes
    • Wilson: yes
    • Zbur: yes
    • Tangipa: yes
    • Schultz: yes
    • Garcia: yes
    • DeMaio: yes
    • Patel: yes
    • Castillo: yes
    • Schiavo: yes
    • Patterson: yes
    • Michelle Rodriguez: yes
    • Irwin: yes
    • Sharp-Collins: yes
    • Ramos: yes
    • Davies: yes
    • Lee: yes
    • Aguiar-Curry: yes
    • Bennett: yes
    • Caloza: yes
    • Lowenthal: yes
    • Macedo: yes
    • Dixon: yes
    • Krell: yes
    • Sanchez: yes
    • Bryan: yes
    • Ortega: yes
    • Jeff Gonzalez: yes
    • Chen: yes
    • Elhawary: yes
    • Bains: yes
    • Pacheco: yes
    • Gipson: yes
    • Papan: yes
    • Connolly: yes
    • Boerner: yes
    • McKinnor: yes
    • Wallis: yes
    • Stefani: yes
    • Ta: yes
    • Soria: yes
    • Arambula: yes
    • Lackey: yes
    • Petrie-Norris: yes
    • Mark González: yes
    • Hadwick: yes
    • Ahrens: yes
    • Flora: yes
    • Nguyen: yes
    • Gallagher: yes
    • Ellis: yes
    • Jackson: yes
    • Carrillo: yes
    • Fong: yes
    • Blanca Rubio: yes
    • Quirk-Silva: yes
    • Wicks: yes
    • Bauer-Kahan: yes
    • Muratsuchi: yes
    • Haney: yes
    • Solache: yes
    • Calderon: yes
    • Rogers: yes
    • Bonta: yes
    • Pellerin: yes
    • Celeste Rodriguez: yes
    • Ward: yes
    • Berman: other
    • Gabriel: other

  • Special Consent SB466 Caballero et al.

    2025-09-11 · pass · 40-0

    Member-level votes (40)
    • Valladares: yes
    • Umberg: yes
    • McGuire: yes
    • Ochoa Bogh: yes
    • Pérez: yes
    • Cabaldon: yes
    • Wiener: yes
    • Jones: yes
    • Reyes: yes
    • McNerney: yes
    • Dahle: yes
    • Cervantes: yes
    • Caballero: yes
    • Menjivar: yes
    • Allen: yes
    • Archuleta: yes
    • Limón: yes
    • Durazo: yes
    • Niello: yes
    • Richardson: yes
    • Hurtado: yes
    • Blakespear: yes
    • Seyarto: yes
    • Gonzalez: yes
    • Ashby: yes
    • Padilla: yes
    • Choi: yes
    • Laird: yes
    • Stern: yes
    • Alvarado-Gil: yes
    • Grayson: yes
    • Rubio: yes
    • Cortese: yes
    • Smallwood-Cuevas: yes
    • Grove: yes
    • Strickland: yes
    • Becker: yes
    • Weber Pierson: yes
    • Arreguín: yes
    • Wahab: yes

Related bills

No related bills recorded for this bill.

Official source

http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202520260SB466

Attribution

Data from openstates_api_sync, retrieved 2026-10-27T23:27:10.366265Z

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