massoutage

County annual report · FIPS 06063

2020 Plumas County, CA Power Outage Report

In 2020, customers in Plumas County, CA went without power for an average of 93.3 hours, a total of 861K customer-hours (California average 6.3 hours). That ranks 4th worst of 57 California counties and 70th of 3,019 nationally.

Summary data CSVJSON
Avg hrs / customer
93.3
9,230 customers
Customer-hours out
861K
Peak customers out
11,645
Outages ≥1,000 out
11
1 of 10,000+ · 293 total
Longest outage
8d 18h
began September 20, 2020
Rank in state
4th/57
70th of 3,019 US

Compared with CA, the US and 2019

Plumas County, CA average hours without power per customer compared with state and national averages, 2020Plumas County 93.3 hours, California average 6.3 hours, US average 8.7 hours, Plumas County, 2019 48.9 hoursPlumas CountyPlumas County93.3hCalifornia averageCalifornia average6.3hUS averageUS average8.7hPlumas County, 2019Plumas County, 201948.9h
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Average hours without power per customer in 2020; last bar is this county in 2019.

Month by month

CSVJSON
Plumas County, CA customer-hours without power by month, 2020Jan 2,100, Feb 3,890, Mar 89K, Apr 13K, May 7,079, Jun 8,986, Jul 16K, Aug 6,265, Sep 554K, Oct 123K, Nov 33K, Dec 3,3150200k400k600k2,100Jan3,890Feb89KMar13KApr7,079May8,986Jun16KJul6,265Aug554KSep123KOct33KNov3,315Dec
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Customer-hours; September was the worst month.

Plumas County year over year

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Plumas County, CA: average hours without power per customer by year2015: 0.0h; 2016: no data; 2017: 0.0h; 2018: 19.5h, coverage 91%; 2019: 48.9h, coverage 93%; 2020: 93.3h, coverage 94%; 2021: 393.4h, coverage 95%; 2022: 23.7h, coverage 95%; 2023: 22.2h; 2024: 57.4h; 2025: 38.0h01002003004000%50%100%0.0h2015n/a20160.0h201719.5h201848.9h201993.3h2020393.4h202123.7h202222.2h202357.4h202438.0h2025
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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 Plumas County, 2020

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1September 8, 2020 05:00September 12, 2020 01:453d 20h11,645502K
2November 17, 2020 16:00November 18, 2020 04:0012h6,60524K
3March 15, 2020 15:45March 20, 2020 23:155d 7h6,37381K
4September 20, 2020 08:00September 29, 2020 02:458d 18h4,18348K
5September 15, 2020 19:00September 20, 2020 05:154d 10h2,3904,289
6October 25, 2020 21:30October 28, 2020 22:453d 1h2,274104K
7November 18, 2020 05:30November 18, 2020 09:304h1,9215,946
8July 31, 2020 15:45July 31, 2020 19:303h 45m1,8205,430
9December 7, 2020 16:30December 7, 2020 17:0030m1,801901
10December 8, 2020 03:15December 8, 2020 04:151h1,8011,801

Outage episodes by size in 2020: 48 reached 100+ customers, 11 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 Plumas County reported on EIA Form 861 for 2020, 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.20207.4 hrs1.342.3 hrs1.04
Liberty Utilities20204.0 hrs1.874.0 hrs1.87
Plumas-Sierra Rural Elec Coop-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 94% of California's customers in 2020; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 9,230 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. Plumas County has data for 2015, 2017–2025.

Cite this report

MassOutage (massoutage.com), Plumas County, CA annual power outage report, 2020, 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/2020/california/plumas-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON