massoutage

County annual report · FIPS 06115

2021 Yuba County, CA Power Outage Report

In 2021, customers in Yuba County, CA went without power for an average of 15.0 hours, a total of 540K customer-hours (California average 6.6 hours). That ranks 20th worst of 57 California counties and 567th of 2,974 nationally.

Summary data CSVJSON
Avg hrs / customer
15.0
35,933 customers
Customer-hours out
540K
Peak customers out
11,719
Outages ≥1,000 out
20
1 of 10,000+ · 559 total
Longest outage
5d 18h
began December 13, 2021
Rank in state
20th/57
567th of 2,974 US

Compared with CA, the US and 2020

Yuba County, CA average hours without power per customer compared with state and national averages, 2021Yuba County 15.0 hours, California average 6.6 hours, US average 8.9 hours, Yuba County, 2020 28.8 hoursYuba CountyYuba County15.0hCalifornia averageCalifornia average6.6hUS averageUS average8.9hYuba County, 2020Yuba County, 202028.8h
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Average hours without power per customer in 2021; last bar is this county in 2020.

Month by month

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Yuba County, CA customer-hours without power by month, 2021Jan 226K, Feb 7,226, Mar 7,542, Apr 7,974, May 11K, Jun 10K, Jul 96K, Aug 35K, Sep 8,604, Oct 22K, Nov 8,551, Dec 99K0100k200k300k226KJan7,226Feb7,542Mar7,974Apr11KMay10KJun96KJul35KAug8,604Sep22KOct8,551Nov99KDec
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Customer-hours; January was the worst month.

Yuba County year over year

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Yuba County, CA: average hours without power per customer by year2015: no data; 2016: no data; 2017: 0.0h; 2018: 1.9h, coverage 91%; 2019: 29.0h, coverage 93%; 2020: 28.8h, coverage 94%; 2021: 15.0h, coverage 95%; 2022: 9.4h, coverage 95%; 2023: 17.7h; 2024: 18.3h; 2025: 6.3h01020300%50%100%n/a2015n/a20160.0h20171.9h201829.0h201928.8h202015.0h20219.4h202217.7h202318.3h20246.3h2025
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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 Yuba County, 2021

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1January 26, 2021 16:30January 31, 2021 04:304d 12h11,719208K
2May 10, 2021 16:15May 11, 2021 00:158h7,7881,959
3January 13, 2021 03:15January 13, 2021 05:152h4,2326,287
4July 10, 2021 22:15July 11, 2021 17:4519h 30m4,06350K
5October 24, 2021 08:15October 27, 2021 06:452d 22h2,9859,555
6September 4, 2021 00:30September 4, 2021 22:1521h 45m2,0434,351
7July 22, 2021 13:30July 23, 2021 09:4520h 15m1,8455,882
8July 22, 2021 03:45July 22, 2021 10:006h 15m1,8284,574
9July 22, 2021 11:30July 22, 2021 12:0030m1,828914
10December 27, 2021 07:45December 31, 2021 00:153d 16h1,72159K

Outage episodes by size in 2021: 78 reached 100+ customers, 20 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 Yuba County reported on EIA Form 861 for 2021, 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.202110.4 hrs1.843.6 hrs1.32
WAPA-- Western Area Power Administration-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 95% of California's customers in 2021; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 35,933 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. Yuba County has data for 2017–2025.

Cite this report

MassOutage (massoutage.com), Yuba County, CA annual power outage report, 2021, 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/2021/california/yuba-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON