State · EIA Form 861 · CA
California
According to the U.S. Energy Information Administration's EIA Form 861, SAIDI and SAIFI for California utilities come from the federal annual survey. 27 utilities report reliability metrics; figures are customer-weighted state averages, not a guarantee for any single address.
Signature read: mid-cohort SAIDI between the 156 and 365 minute tercile cuts (51 states with averages).
EIA Form 861 · Continuity Brief
California
EIA Form 861 Continuity Brief · August 2026 · IEEE 1366 SAIDI/SAIFI minutes, not a storm forecast.
California sits mid-pack on SAIDI at 346.5 minutes across 28 EIA Form 861 utilities, spanning City of Colton - (CA) lowest at 0.1 to PacifiCorp highest at 2381.1.
Named SAIDI peers (in-state best + nearest-state averages)
State SAIDI neighbourhood (minutes / customer-year)
- California 346.5
- Georgia 345.9
- North Dakota 364.7
- Ohio 366.2
- Missouri 374.2
- Alaska 375.3
Lower is fewer interruption minutes. Neighbours are nearest other-state averages in this corpus.
California vs all states by EIA Form 861 utility headcount
Where this state's reporting utility count sits among every state in the Form 861 file (coverage density, not reliability quality)
28 Top 24% more reporting utilities than 76% of 51 states
States, banded by electric utilities reporting on EIA Form 861
Each bar is a band; taller bars hold more states. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source EIA Form 861 · 2026-08-30
Utilities Ranked by Reliability
All 28 electric utilities in California with reliability data, sorted by 2023 SAIDI (fewest outage minutes first).
Lowest-SAIDI utilities in California
Fewest outage minutes · live table sort
Top 10 California utilities by fewest outage minutes. Lower SAIDI is better - not a quality score beyond interruption duration.
Lowest-SAIDI utilities in California
| # | Utility | Type | SAIDI 2023 | SAIFI 2023 | Customers |
|---|---|---|---|---|---|
| 1 | City of Colton - (CA) | Municipal | 0.1 | 0.00 | 19,509 |
| 2 | Alameda Municipal Power | Municipal | 6.7 | 0.03 | 37,050 |
| 3 | City of Moreno Valley - (CA) | Municipal | 8.0 | 0.05 | 7,955 |
| 4 | City of Burbank Water and Power | Municipal | 11.2 | 0.27 | 53,729 |
| 5 | City of Roseville - (CA) | Municipal | 15.8 | 0.14 | 68,351 |
| 6 | City of Pasadena - (CA) | Municipal | 18.1 | 0.22 | 66,719 |
| 7 | City of Anaheim - (CA) | Municipal | 28.4 | 0.58 | 123,212 |
| 8 | City of Vernon | Municipal | 29.7 | 0.53 | 1,791 |
| 9 | City of Lodi - (CA) | Municipal | 34.8 | 0.17 | 25,637 |
| 10 | City of Redding - (CA) | Municipal | 35.3 | 0.54 | 44,536 |
| 11 | Modesto Irrigation District | Municipal | 60.1 | 0.60 | 132,803 |
| 12 | City of Riverside - (CA) | Municipal | 67.4 | 0.53 | 112,764 |
| 13 | San Diego Gas & Electric Co | IOU | 70.6 | 0.59 | 512,633 |
| 14 | Turlock Irrigation District | Municipal | 80.0 | 0.74 | 95,053 |
| 15 | City of Glendale - (CA) | Municipal | 89.0 | 1.21 | 90,578 |
| 16 | Southern California Edison Co | IOU | 115.9 | 1.04 | 3,651,383 |
| 17 | DOD USMC Marine Air Ground Combat | Federal | 136.1 | - | 1,514 |
| 18 | City of Shasta Lake - (CA) | Municipal | 137.5 | 0.89 | 4,605 |
| 19 | City of Santa Clara - (CA) | Municipal | 148.5 | 1.34 | 57,011 |
| 20 | Imperial Irrigation District | Municipal | 164.4 | 0.94 | 163,579 |
| 21 | City of Palo Alto - (CA) | Municipal | 171.9 | 1.56 | 29,854 |
| 22 | Los Angeles Department of Water & Power | Municipal | 198.8 | 0.76 | 1,500,208 |
| 23 | Liberty Utilities | IOU | 264.6 | 1.97 | 50,030 |
| 24 | Bear Valley Electric Service | IOU | 271.6 | 3.31 | 24,773 |
| 25 | Sacramento Municipal Util Dist | Municipal | 318.2 | 1.42 | 656,481 |
| 26 | Pacific Gas & Electric Co. | IOU | 711.7 | 2.22 | 2,121,553 |
| 27 | PacifiCorp | IOU | 2381.1 | 3.87 | 1,030,992 |
| 28 | City of Azusa | Municipal | - | - | 16,917 |
Nationwide states with similar utility inventory or customer scale
Two cross-state peer sets for California. Nearest-SAIDI neighbors stay in Read-with below; these neighborhoods compare EIA Form 861 headcount and summed customer accounts.
Similar utility headcount
Nearest states by reporting utility count (28 here).
Similar customer scale
Nearest states by summed customer accounts (10.7M here), excluding the headcount peer set.
Read with this California roster
- Lowest published SAIDI in California: City of Colton - (CA) (0.1 min)
- Highest published SAIDI in California: PacifiCorp (2381.1 min)
- Ownership mix here: Municipal leads (21 of 28 utilities) · national type means
- Nearest avg SAIDI: Georgia (345.9 min)
- Nearest avg SAIDI: North Dakota (364.7 min)
- Nearest avg SAIDI: Ohio (366.2 min)
- Nearest avg SAIDI: Missouri (374.2 min)
- Nearest avg SAIDI: Alaska (375.3 min)
Source: U.S. Energy Information Administration (EIA) Form 861 Annual Electric Power Industry Report, reliability · 2020-2023 State averages are rebuilt from utility filings in this portal DB; corpus ranks use headcount and customer sums.