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For 24-hour customer support or emergency, please call:

1-877-DEL-ORO-H2O
(1-877-335-6764)

For Billing or Service Inquiries:
1-530-717-2500

All Water Districts - Archive

The following are active Rules and Schedules which pertain to ALL Districts. They govern how Del Oro can conduct business as a water utility company. Tariffs and special Schedules specific to individual Districts can be found on each District's page.

Tariff Book for ALL Districts Files

Advice Letter 528-A

Updated on 27 May 2021

  • Updated Transition Plan for Expiration of Emergency Customer Protections
  • Effective: May 1, 2021

Advice Letter 528

Updated on 27 May 2021

  • Transition Plan for Expiration of Emergency Customer Protections
  • Effective: See AL 528-A

Advice Letter 524

Updated on 08 September 2020

  • Modifications to Schedule UF: CPUC Surcharge
  • Effective: October 1, 2020

Advice Letter 523

Updated on 24 November 2020

  • Interim Rate Surcharge for All Districts Statewide Stabilization GRC
  • Effective: Sept 17, 2020

Advice Letter 516-B

Updated on 11 August 2020

  • Statewide Stabilization General Rate Case
  • Effective: August 6, 2020

Advice Letter 521

Updated on 21 May 2020

  • Catastrophic Wildfire Surcharge Extension
  • Effective: May 21, 2020

Advice Letter 516-A

Updated on 11 August 2020

  • Statewide Stabilization General Rate Case
  • Effective: See AL 516-B

Advice Letter 519

Updated on 14 January 2020

  • Amendment to Rule No. 3 - Application for Service
  • Effective: Pending

Advice Letter 518

Updated on 14 January 2020

  • Shutoff Protections per Senate Bill 998
  • Effective: February 1, 2020

Advice Letter 517

Updated on 07 January 2020

  • Interim Rate CPI
  • Effective: January 1, 2020

Advice Letter 516

Updated on 11 August 2020

  • General Rate Case for All Districts
  • Effective: See AL 516-B

Advice Letter 515

Updated on 11 November 2019

  • Request to Establish PSPL Memorandum Account
  • Effective: Pending

Advice Letter 514-A

Updated on 11 November 2019

  • Emergency Disaster Relief Notice
  • Effective: Sept 9, 2019

Advice Letter 514

Updated on 11 November 2019

  • Emergency Disaster Relief Customer Outreach Plan
  • Effective: Sept 9, 2019

Advice Letter 511-A

Updated on 30 March 2020

  • Catastrophic Wildfire Surcharge
  • Effective: June 8, 2019
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