massoutage

County annual report · FIPS 06027

2024 Inyo County, CA Power Outage Report

In 2024, customers in Inyo County, CA went without power for an average of 9.9 hours, a total of 71K customer-hours (California average 6.1 hours). That ranks 29th worst of 57 California counties and 937th of 2,990 nationally.

Summary data CSVJSON
Avg hrs / customer
9.9
7,201 customers
Customer-hours out
71K
Peak customers out
3,059
Outages ≥1,000 out
3
0 of 10,000+ · 146 total
Longest outage
5d 5h
began February 5, 2024
Rank in state
29th/57
937th of 2,990 US

Compared with CA, the US and 2023

Inyo County, CA average hours without power per customer compared with state and national averages, 2024Inyo County 9.9 hours, California average 6.1 hours, US average 12.6 hours, Inyo County, 2023 20.8 hoursInyo CountyInyo County9.9hCalifornia averageCalifornia average6.1hUS averageUS average12.6hInyo County, 2023Inyo County, 202320.8h
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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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Inyo County, CA customer-hours without power by month, 2024Jan 580, Feb 3,404, Mar 12K, Apr 9,232, May 2,359, Jun 697, Jul 14K, Aug 5,662, Sep 6,808, Oct 8,654, Nov 5,654, Dec 1,73605k10k15k580Jan3,404Feb12KMar9,232Apr2,359May697Jun14KJul5,662Aug6,808Sep8,654Oct5,654Nov1,736Dec
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Customer-hours; July was the worst month.

Inyo County year over year

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Inyo County, CA: average hours without power per customer by year2015: 6.5h; 2016: 3.6h; 2017: 9.3h; 2018: 5.0h, coverage 91%; 2019: 10.5h, coverage 93%; 2020: 5.2h, coverage 94%; 2021: 6.7h, coverage 95%; 2022: 12.9h, coverage 95%; 2023: 20.8h; 2024: 9.9h; 2025: 33.2h0102030400%50%100%6.5h20153.6h20169.3h20175.0h201810.5h20195.2h20206.7h202112.9h202220.8h20239.9h202433.2h2025
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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 Inyo County, 2024

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1March 23, 2024 14:00March 24, 2024 02:4512h 45m3,0591,583
2July 31, 2024 07:15July 31, 2024 14:457h 30m2,449656
3March 2, 2024 15:30March 3, 2024 00:158h 45m1,2177,828
4April 13, 2024 14:45April 13, 2024 23:008h 15m9487,821
5February 5, 2024 21:45February 11, 2024 03:005d 5h9032,412
6September 18, 2024 15:30September 19, 2024 03:1511h 45m7483,038
7October 9, 2024 16:45October 10, 2024 05:1512h 30m6601,016
8February 29, 2024 22:15March 1, 2024 00:152h403802
9August 29, 2024 15:30August 29, 2024 21:456h 15m3181,908
10October 25, 2024 16:00October 25, 2024 17:451h 45m303429

Outage episodes by size in 2024: 36 reached 100+ customers, 3 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 Inyo 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
Valley Electric Assn, Inc202485 min1.0744 min0.69
Los Angeles Department of Water & Power20241.9 hrs0.661.9 hrs0.66

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 ÷ 7,201 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. Inyo County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Inyo 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/inyo-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON