Del Oro's offices will be closed on Monday, May, 29, 2023 in observance of Memorial Day.

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Announcements

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

Arbuckle (012) Country Estates (008) Lime Saddle (003) River Island (014)
Benbow (021) Ferndale (006) Magalia (004) Stirling Bluffs (005)
Black Butte (010) Hat Creek (023) Metropolitan (018) Strawberry (013)
Buzztail (020) Johnson Park (007) Mt. Lassen (015) Traver (019)
California Pines (011) Larkspur Meadows (022) Paradise Pines (002) Tulare (016)


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 (35)

Advice Letter 538

Updated on 09 March 2023

  • Interim Rate CPI
  • Effective: March 9, 2023
Download

Advice Letter 537

Updated on 08 March 2023

  • Statewide General Rate Case
  • Effective: Pending
Download

Advice Letter 536

Updated on 17 January 2023

  • Modification of CPUC Fee
  • Effective: January 1, 2023
Download

Advice Letter 535

Updated on 19 September 2022

  • Requesting Authority to Update Rule 15 - CIAC
  • Effective: January 1, 2021
Download

Advice Letter 534

Updated on 10 January 2023

  • Requesting Authority for E-Payment Options
  • Effective: September 12, 2022
Download

Advice Letter 532

Updated on 08 June 2022

  • Updating Schedule 14.1 and Rule 14.1
  • Effective: May 26, 2022
Download

Advice Letter 528-A

Updated on 27 May 2021

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

Advice Letter 528

Updated on 27 May 2021

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

Advice Letter 524

Updated on 08 September 2020

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

Advice Letter 523

Updated on 24 November 2020

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

Advice Letter 516-B

Updated on 11 August 2020

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

Advice Letter 521

Updated on 21 May 2020

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

Advice Letter 516-A

Updated on 11 August 2020

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

Advice Letter 519

Updated on 06 May 2022

  • Amendment to Rule No. 3 - Application for Service
  • Effective: February 13, 2020
Download

Advice Letter 518

Updated on 14 January 2020

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