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HomeWater CodeDiv. 6Pt. 2.6Ch. 3Art. 1§ 10621 Urban Water Supplier Plan Updates

§ 10621 Urban Water Supplier Plan Updates

Water Code·California
AI Summary·Official Text·Key Terms·Related Statutes·References
AI SummaryVerified

§ 10621 Urban Water Supplier Plan Updates

This law says water companies in cities must update their water plans every five years and tell local governments before making changes.

Key Takeaways

  • •Water companies must update their plans every five years.
  • •They must tell local governments 60 days before changing the plan.
  • •Updates must be filed in a specific way.

Example

A city's water company needs to update its plan for how it will handle water shortages.

The water company must tell the city government 60 days before making changes to the plan and update it every five years.

AI-generated — May contain errors. Not legal advice. Always verify source.

Official Source
View on CA.gov

§ 10621 Urban Water Supplier Plan Updates

(a) Each urban water supplier shall update its plan at least once every five years on or before July 1, in years ending in six and one, incorporating updated and new information from the five years preceding each update. (b) Every urban water supplier required to prepare a plan pursuant to this part shall, at least 60 days before the public hearing on the plan required by Section 10642, notify any city or county within which the supplier provides water supplies that the urban water supplier will be reviewing the plan and considering amendments or changes to the plan. The urban water supplier may consult with, and obtain comments from, any city or county that receives notice pursuant to this subdivision. (c) An urban water supplier regulated by the Public Utilities Commission shall include its most recent plan and water shortage contingency plan as part of the supplier’s general rate case filings. (d) The amendments to, or changes in, the plan shall be adopted and filed in the manner set forth in Article 3 (commencing with Section 10640). (e) Each urban water supplier shall update and submit its 2015 plan to the department by July 1, 2016. (f) Each urban water supplier shall update and submit its 2020 plan to the department by July 1, 2021. (Amended by Stats. 2019, Ch. 239, Sec. 7. (AB 1414) Effective January 1, 2020.)

Last verified: January 11, 2026

Key Terms

urban water supplierplanPublic Utilities Commissionwater shortage contingency plan

Related Statutes

  • § 10620 Urban Water Management Plans
  • § 10632.1 Urban Water Shortage Reporting
  • § 10632.2 Water Shortage Response Actions
  • § 10640 Urban Water Plan Requirements
  • § 10641 Water Supplier Consultation Requirements

References

  • Official text at leginfo.legislature.ca.gov
  • California Legislature. Water Code. Section 10621.
View Official Source