SAIDI
172 min per year
Average outage minutes (2023)
What This Utility Data Tells You
City of Palo Alto - (CA) is a municipally-owned utility operating in California under EIA identifier 14401. It reports service to approximately 29,854 customer accounts and generated about $0.15 billion in annual electric revenue, with a service footprint spanning 15 ZIP codes. Municipal ownership means a local board or city council typically oversees this utility, and it is exempt from federal income tax.
In 2023, the average City of Palo Alto - (CA) customer experienced 171.9 minutes of power interruptions, a metric called SAIDI (System Average Interruption Duration Index). That falls inside the typical 120–180 minute national benchmark, in line with what most U.S. distribution utilities report. Over the same period, SAIFI (outage events per customer) was 1.56, putting the typical customer at roughly 2 distinct interruptions that year.
The EIA dataset includes 4 years of continuous reporting (2020–2023) for City of Palo Alto - (CA), which lets you see whether reliability is trending up or down rather than judging from a single snapshot. SAIDI has increased from 35.6 to 171.9 minutes, which may reflect either worsening weather exposure or delayed grid modernization.
SAIFI
1.56 interruptions/yr
Average interruption count (2023)
Customers
29,854
California service territory
SAIDI vs. National Average (180 min) 43.0%
172 minutes per customer per year
Power-out minutes per year (2023)
Reliability Trend (2020–2023)
| Year | SAIDI (min) | SAIDI nMED | SAIFI | Customers |
|---|---|---|---|---|
| 2020 | 35.6 | - | 0.490 | 29,136 |
| 2021 | 81.7 | - | 0.540 | 29,136 |
| 2022 | 97.1 | - | 0.820 | 29,136 |
| 2023 | 171.9 | - | 1.560 | 30,172 |
SAIDI nMED = SAIDI without major event days. Source: EIA Form 861.
Service Area
City of Palo Alto - (CA) serves 15 ZIP codes in California.
940209402294025940289404094043943019430294303943049430594306950149503395070
Frequently Asked Questions
How reliable is City of Palo Alto - (CA)?
City of Palo Alto - (CA) had a SAIDI of 171.9 minutes in 2023. Excluding major storm impacts, this tracks roughly with the national average.
What type of utility is City of Palo Alto - (CA)?
City of Palo Alto - (CA) is classified as a Municipal serving California.
How many customers does City of Palo Alto - (CA) serve?
City of Palo Alto - (CA) serves approximately 29,854 customers in California.
How has City of Palo Alto - (CA)'s reliability changed over time?
City of Palo Alto - (CA) has 4 years of reliability data (2020-2023). This utility's SAIDI has stayed fairly flat over the period. Review the trend table above for year-by-year detail.
Utility Profile
- Type
- Municipal
- State
- California
- Customers
- 29,854
- Annual Revenue
- $0.15B
- EIA ID
- 14401
Explore
Source: U.S. Energy Information Administration Form 861 annual electric power industry survey · ZIP service territory: OpenEI. Disclaimer: informational only, not professional advice. See full disclaimer.
Every figure on PlainUtility is rendered directly from the U.S. Energy Information Administration's Form 861 reliability data, no number is typed in by an editor. This utility's SAIDI/SAIFI figures are rendered directly from EIA Form 861 reliability files. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2020-2023.