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Measure SB 466
Authors Caballero  
Coauthors: Macedo   Soria  
Subject Drinking water: primary standard for hexavalent chromium: exemption.
Relating To relating to drinking water.
Title An act to add Section 116341 to the Health and Safety Code, relating to drinking water.
Last Action Dt 2025-10-03
State Chaptered
Status Chaptered
Active? Y
Vote Required Majority
Appropriation No
Fiscal Committee Yes
Local Program No
Substantive Changes None
Urgency No
Tax Levy No
Leginfo Link Bill
Actions
2025-10-03     Approved by the Governor.
2025-10-03     Chaptered by Secretary of State. Chapter 320, Statutes of 2025.
2025-09-22     Enrolled and presented to the Governor at 2 p.m.
2025-09-11     Assembly amendments concurred in. (Ayes 40. Noes 0. Page 2928.) Ordered to engrossing and enrolling.
2025-09-09     Ordered to special consent calendar.
2025-09-03     In Senate. Concurrence in Assembly amendments pending.
2025-09-02     Read third time. Passed. (Ayes 77. Noes 0. Page 2817.) Ordered to the Senate.
2025-08-25     Read third time and amended.
2025-08-25     Ordered to third reading.
2025-08-21     Read second time. Ordered to third reading.
2025-08-20     From committee: Do pass. (Ayes 15. Noes 0.) (August 20).
2025-07-17     Read second time and amended. Re-referred to Com. on APPR.
2025-07-16     From committee: Do pass as amended and re-refer to Com. on APPR. (Ayes 12. Noes 0.) (July 15).
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.
2025-06-24     From committee with author's amendments. Read second time and amended. Re-referred to Com. on E.S & T.M.
2025-06-05     Referred to Coms. on E.S & T.M. and JUD.
2025-05-28     Read third time. Passed. (Ayes 37. Noes 0. Page 1275.) Ordered to the Assembly.
2025-05-28     In Assembly. Read first time. Held at Desk.
2025-05-22     Read second time. Ordered to third reading.
2025-05-21     Read third time and amended.
2025-05-21     Ordered to second reading.
2025-05-20     Read second time. Ordered to third reading.
2025-05-19     From committee: Be ordered to second reading pursuant to Senate Rule 28.8.
2025-05-09     Set for hearing May 19.
2025-05-01     Read second time and amended. Re-referred to Com. on APPR.
2025-04-30     From committee: Do pass as amended and re-refer to Com. on APPR. (Ayes 13. Noes 0. Page 941.) (April 29).
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.
2025-04-11     Set for hearing April 29 in JUD. pending receipt.
2025-04-04     Set for hearing April 23.
2025-04-02     Re-referred to Coms. on E.Q. and JUD.
2025-03-24     From committee with author's amendments. Read second time and amended. Re-referred to Com. on RLS.
2025-02-26     Referred to Com. on RLS.
2025-02-20     From printer. May be acted upon on or after March 22.
2025-02-19     Introduced. Read first time. To Com. on RLS. for assignment. To print.
Keywords
Tags
Versions
Chaptered     2025-10-03
Enrolled     2025-09-16
Amended Assembly     2025-08-25
Amended Assembly     2025-07-17
Amended Assembly     2025-06-24
Amended Senate     2025-05-21
Amended Senate     2025-05-01
Amended Senate     2025-03-24
Introduced     2025-02-19
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		<ns0:AuthorText authorType="LEAD_AUTHOR">Introduced by Senator Caballero</ns0:AuthorText>
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		<ns0:Title>An act to add Section 116341 to the Health and Safety Code, relating to drinking water.</ns0:Title>
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			<ns0:Subject>Drinking water: primary standard for hexavalent chromium: exemption.</ns0:Subject>
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			<html:p>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.</html:p>
			<html:p>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.</html:p>
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				Section 116341 is added to the 
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								(a)
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								Except as provided in subdivision (e) and subject to subdivision (b),
						a public water system shall not be 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. A public water system that has submitted a compliance plan for approval shall not be determined, held, considered, or otherwise deemed in violation of the primary drinking water standard for hexavalent chromium while state board action on the proposed and submitted compliance plan is pending.
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								(b)
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								This section only applies to a public water system that meets the total chromium maximum contaminant level (MCL) enforceable standard for
						drinking water in California.
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								(c)
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								This section does not affect the state’s requirements for establishing drinking water standards for contaminants in drinking water. This section does not apply to any contaminants other than hexavalent chromium.
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								 (d)
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								This section shall not apply if a hexavalent chromium MCL compliance plan is rejected by the state board.
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								(e)
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								This section does not affect the authority of the state board
						or the Attorney General to enforce any applicable law or regulation regarding hexavalent chromium, including a state board-approved hexavalent chromium MCL compliance plan.
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Last Version Text Digest 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.