massoutage

County annual report · FIPS 06009

2024 Calaveras County, CA Power Outage Report

In 2024, customers in Calaveras County, CA went without power for an average of 47.7 hours, a total of 878K customer-hours (California average 6.1 hours). That ranks 3rd worst of 57 California counties and 214th of 2,990 nationally.

Summary data CSVJSON
Avg hrs / customer
47.7
18,417 customers
Customer-hours out
878K
Peak customers out
13,088
Outages ≥1,000 out
34
3 of 10,000+ · 493 total
Longest outage
2d 21h
began September 1, 2024
Rank in state
3rd/57
214th of 2,990 US

Compared with CA, the US and 2023

Calaveras County, CA average hours without power per customer compared with state and national averages, 2024Calaveras County 47.7 hours, California average 6.1 hours, US average 12.6 hours, Calaveras County, 2023 57.1 hoursCalaveras CountyCalaveras County47.7hCalifornia averageCalifornia average6.1hUS averageUS average12.6hCalaveras County, 2023Calaveras County, 20…57.1h
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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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Calaveras County, CA customer-hours without power by month, 2024Jan 11K, Feb 63K, Mar 38K, Apr 210K, May 16K, Jun 208K, Jul 48K, Aug 42K, Sep 28K, Oct 30K, Nov 37K, Dec 147K0100k200k300k11KJan63KFeb38KMar210KApr16KMay208KJun48KJul42KAug28KSep30KOct37KNov147KDec
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Customer-hours; April was the worst month.

Calaveras County year over year

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Calaveras County, CA: average hours without power per customer by year2015: no data; 2016: no data; 2017: no data; 2018: 8.7h, coverage 91%; 2019: 185.6h, coverage 93%; 2020: 93.7h, coverage 94%; 2021: 124.9h, coverage 95%; 2022: 57.5h, coverage 95%; 2023: 57.1h; 2024: 47.7h; 2025: 18.0h0501001502000%50%100%n/a2015n/a2016n/a20178.7h2018185.6h201993.7h2020124.9h202157.5h202257.1h202347.7h202418.0h2025
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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 Calaveras 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 4, 2024 22:00April 7, 2024 01:302d 3h13,08867K
2December 14, 2024 07:45December 16, 2024 13:002d 5h12,765140K
3June 17, 2024 23:15June 20, 2024 02:302d 3h11,573154K
4May 17, 2024 14:45May 17, 2024 23:308h 45m5,9249,634
5July 7, 2024 01:15July 7, 2024 14:0012h 45m5,2246,250
6November 8, 2024 05:00November 9, 2024 04:1523h 15m4,8339,036
7April 12, 2024 15:00April 14, 2024 08:001d 17h4,504111K
8February 21, 2024 01:00February 21, 2024 09:008h4,37333K
9July 26, 2024 15:15July 27, 2024 16:151d 1h3,72514K
10November 4, 2024 16:45November 5, 2024 01:158h 30m3,5445,335

Outage episodes by size in 2024: 128 reached 100+ customers, 34 reached 1,000+ customers, 3 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 Calaveras 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-----

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 ÷ 18,417 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. Calaveras County has data for 2018–2025.

Cite this report

MassOutage (massoutage.com), Calaveras 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/calaveras-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON