massoutage

County annual report · FIPS 06111

2024 Ventura County, CA Power Outage Report

In 2024, customers in Ventura County, CA went without power for an average of 8.4 hours, a total of 2.7M customer-hours (California average 6.1 hours). That ranks 32nd worst of 57 California counties and 1078th of 2,990 nationally.

Summary data CSVJSON
Avg hrs / customer
8.4
317,658 customers
Customer-hours out
2.7M
Peak customers out
28,503
Outages ≥1,000 out
92
5 of 10,000+ · 434 total
Longest outage
20d 9h
began June 25, 2024
Rank in state
32nd/57
1078th of 2,990 US

Compared with CA, the US and 2023

Ventura County, CA average hours without power per customer compared with state and national averages, 2024Ventura County 8.4 hours, California average 6.1 hours, US average 12.6 hours, Ventura County, 2023 4.5 hoursVentura CountyVentura County8.4hCalifornia averageCalifornia average6.1hUS averageUS average12.6hVentura County, 2023Ventura County, 20234.5h
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Average hours without power per customer in 2024; last bar is this county in 2023.

Month by month

CSVJSON
Ventura County, CA customer-hours without power by month, 2024Jan 100K, Feb 97K, Mar 112K, Apr 108K, May 438K, Jun 524K, Jul 197K, Aug 207K, Sep 170K, Oct 82K, Nov 306K, Dec 319K0200k400k600k100KJan97KFeb112KMar108KApr438KMay524KJun197KJul207KAug170KSep82KOct306KNov319KDec
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Customer-hours; June was the worst month.

Ventura County year over year

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Ventura County, CA: average hours without power per customer by year2015: 4.5h; 2016: 5.1h; 2017: 6.2h; 2018: 6.7h, coverage 91%; 2019: 7.0h, coverage 93%; 2020: 5.3h, coverage 94%; 2021: 14.0h, coverage 95%; 2022: 6.2h, coverage 95%; 2023: 4.5h; 2024: 8.4h; 2025: 28.4h01020300%50%100%4.5h20155.1h20166.2h20176.7h20187.0h20195.3h202014.0h20216.2h20224.5h20238.4h202428.4h2025
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Average hours without power per customer. Line: EAGLE-I coverage, share of customers tracked (right axis).

Coverage line is EAGLE-I's share of California customers tracked each year.

Biggest outages in Ventura County, 2024

The 10 outage episodes with the most customers out at once. Times are UTC.

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1April 27, 2024 15:15April 27, 2024 22:457h 30m28,5037,714
2August 29, 2024 15:15August 29, 2024 23:458h 30m28,48017K
3November 6, 2024 09:15November 13, 2024 13:007d 3h14,492169K
4December 9, 2024 01:15December 13, 2024 04:004d 2h12,253266K
5November 23, 2024 03:15November 23, 2024 12:309h 15m11,89218K
6January 31, 2024 04:30February 1, 2024 11:151d 6h8,0328,693
7April 4, 2024 14:15April 5, 2024 02:3012h 15m7,78615K
8June 25, 2024 15:15July 16, 2024 00:4520d 9h7,657181K
9December 7, 2024 17:15December 8, 2024 21:151d 4h7,6024,787
10May 24, 2024 09:15June 13, 2024 17:0020d 7h7,184491K

Outage episodes by size in 2024: 278 reached 100+ customers, 92 reached 1,000+ customers, 5 reached 10,000+ customers.

Utility reliability filed with the EIA

SAIDI (average outage time per customer) and SAIFI (average interruptions per customer) that utilities serving Ventura County reported on EIA Form 861 for 2024, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Southern California Edison Co20242.6 hrs0.991.7 hrs0.90

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about n/a of California's customers in 2024; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 317,658 customers (ORNL modeled county customer count), including major storm days. It is comparable across counties but is not the SAIDI a utility files.
  • An outage event is a continuous stretch with customers out; counts at 100, 1,000 and 10,000+ use its peak.
  • Years loaded: 2015–2025. Ventura County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Ventura County, CA annual power outage report, 2024, data as of Oct 3, 2026 02:41 UTC, sources: DOE EAGLE-I (https://eagle-i.doe.gov/); EAGLE-I modeled customer counts (MCC) (https://figshare.com/); EIA Form 861 (utility reliability) (https://www.eia.gov/electricity/data/eia861/). https://massoutage.com/reports/2024/california/ventura-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON