Del Oro is proudly celebrating 50 years of serving California

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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

Metropolitan District - Advice Letters


The following Advice Letters are currently active or are pending approval by the California Public Utilities Commission

Advice Letters Files

Advice Letter 474

Updated on 10 March 2017

  • Consumer Price Index of 2.1%
  • Effective: March 2, 2017

Advice Letter 469

Updated on 31 January 2017

  • Interim Rate Surcharge
  • Effective: Dec 14, 2016

Advice Letter 455

Updated on 31 January 2017

  • General Rate Case
  • Effective: Dec 6, 2016

Advice Letter 452

Updated on 31 January 2017

  • Drought SLRRMA Surcharge
  • Effective: Sep 20, 2016
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