massoutage

County annual report · FIPS 06113

2024 Yolo County, CA Power Outage Report

In 2024, customers in Yolo County, CA went without power for an average of 5.4 hours, a total of 549K customer-hours (California average 6.1 hours). That ranks 40th worst of 57 California counties and 1523rd of 2,990 nationally.

Summary data CSVJSON
Avg hrs / customer
5.4
101,509 customers
Customer-hours out
549K
Peak customers out
11,294
Outages ≥1,000 out
26
1 of 10,000+ · 568 total
Longest outage
8d 19h
began April 9, 2024
Rank in state
40th/57
1523rd of 2,990 US

Compared with CA, the US and 2023

Yolo County, CA average hours without power per customer compared with state and national averages, 2024Yolo County 5.4 hours, California average 6.1 hours, US average 12.6 hours, Yolo County, 2023 17.9 hoursYolo CountyYolo County5.4hCalifornia averageCalifornia average6.1hUS averageUS average12.6hYolo County, 2023Yolo County, 202317.9h
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Average hours without power per customer in 2024; last bar is this county in 2023.

Month by month

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Yolo County, CA customer-hours without power by month, 2024Jan 17K, Feb 167K, Mar 11K, Apr 15K, May 38K, Jun 50K, Jul 73K, Aug 35K, Sep 13K, Oct 53K, Nov 61K, Dec 17K050k100k150k200k17KJan167KFeb11KMar15KApr38KMay50KJun73KJul35KAug13KSep53KOct61KNov17KDec
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Customer-hours; February was the worst month.

Yolo County year over year

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Yolo County, CA: average hours without power per customer by year2015: 3.8h; 2016: 2.0h; 2017: no data; 2018: 1.7h, coverage 91%; 2019: 6.4h, coverage 93%; 2020: 3.4h, coverage 94%; 2021: 14.7h, coverage 95%; 2022: 4.0h, coverage 95%; 2023: 17.9h; 2024: 5.4h; 2025: 3.3h051015200%50%100%3.8h20152.0h2016n/a20171.7h20186.4h20193.4h202014.7h20214.0h202217.9h20235.4h20243.3h2025
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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 Yolo County, 2024

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1February 4, 2024 21:15February 10, 2024 19:005d 21h11,294146K
2May 7, 2024 21:45May 9, 2024 11:301d 13h4,64522K
3June 6, 2024 00:30June 7, 2024 13:451d 13h4,34219K
4February 29, 2024 15:30March 1, 2024 03:0011h 30m4,2901,246
5February 17, 2024 23:30February 20, 2024 05:452d 6h3,5414,620
6June 4, 2024 15:30June 5, 2024 23:001d 7h3,35712K
7November 11, 2024 16:30November 12, 2024 04:0011h 30m3,0817,608
8August 4, 2024 03:15August 6, 2024 13:152d 10h3,0599,558
9June 16, 2024 19:45June 16, 2024 23:153h 30m3,0396,819
10November 22, 2024 03:00November 23, 2024 08:151d 5h3,0068,488

Outage episodes by size in 2024: 125 reached 100+ customers, 26 reached 1,000+ customers, 1 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 Yolo 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
Pacific Gas & Electric Co.20248.5 hrs2.154.6 hrs1.82
WAPA-- Western Area Power Administration-----
Sacramento Municipal Util Dist-----

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 ÷ 101,509 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. Yolo County has data for 2015–2016, 2018–2025.

Cite this report

MassOutage (massoutage.com), Yolo 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/yolo-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON