massoutage

County annual report · FIPS 06033

2022 Lake County, CA Power Outage Report

In 2022, customers in Lake County, CA went without power for an average of 12.6 hours, a total of 357K customer-hours (California average 4.9 hours). That ranks 14th worst of 57 California counties and 541st of 2,976 nationally.

Summary data CSVJSON
Avg hrs / customer
12.6
28,397 customers
Customer-hours out
357K
Peak customers out
5,849
Outages ≥1,000 out
41
0 of 10,000+ · 564 total
Longest outage
12d 21h
began January 1, 2022
Rank in state
14th/57
541st of 2,976 US

Compared with CA, the US and 2021

Lake County, CA average hours without power per customer compared with state and national averages, 2022Lake County 12.6 hours, California average 4.9 hours, US average 8.3 hours, Lake County, 2021 28.1 hoursLake CountyLake County12.6hCalifornia averageCalifornia average4.9hUS averageUS average8.3hLake County, 2021Lake County, 202128.1h
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Average hours without power per customer in 2022; last bar is this county in 2021.

Month by month

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Lake County, CA customer-hours without power by month, 2022Jan 24K, Feb 7,973, Mar 16K, Apr 13K, May 8,643, Jun 33K, Jul 51K, Aug 57K, Sep 58K, Oct 39K, Nov 7,385, Dec 42K020k40k60k24KJan7,973Feb16KMar13KApr8,643May33KJun51KJul57KAug58KSep39KOct7,385Nov42KDec
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Customer-hours; September was the worst month.

Lake County year over year

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Lake County, CA: average hours without power per customer by year2015: no data; 2016: no data; 2017: no data; 2018: 27.0h, coverage 91%; 2019: 182.3h, coverage 93%; 2020: 50.2h, coverage 94%; 2021: 28.1h, coverage 95%; 2022: 12.6h, coverage 95%; 2023: 59.3h; 2024: 30.0h; 2025: 9.2h0501001502000%50%100%n/a2015n/a2016n/a201727.0h2018182.3h201950.2h202028.1h202112.6h202259.3h202330.0h20249.2h2025
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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 Lake County, 2022

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1September 19, 2022 14:15September 20, 2022 21:001d 6h5,84914K
2July 12, 2022 05:15July 13, 2022 10:301d 5h4,7343,560
3January 22, 2022 04:30January 23, 2022 05:451d 1h3,7339,466
4August 4, 2022 14:30August 5, 2022 21:301d 7h3,6366,877
5July 23, 2022 21:00July 24, 2022 10:3013h 30m3,0673,499
6September 4, 2022 03:30September 5, 2022 02:4523h 15m3,03519K
7September 8, 2022 13:30September 9, 2022 11:1521h 45m2,917993
8August 2, 2022 16:15August 3, 2022 05:4513h 30m2,8346,213
9June 3, 2022 13:15June 4, 2022 03:0013h 45m2,8323,057
10July 5, 2022 14:45July 6, 2022 02:0011h 15m2,7634,862

Outage episodes by size in 2022: 130 reached 100+ customers, 41 reached 1,000+ customers, 0 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 Lake County reported on EIA Form 861 for 2022, 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.20225.4 hrs1.784.3 hrs1.63

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 2022; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 28,397 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. Lake County has data for 2018–2025.

Cite this report

MassOutage (massoutage.com), Lake County, CA annual power outage report, 2022, 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/2022/california/lake-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON