massoutage

County annual report · FIPS 06053

2020 Monterey County, CA Power Outage Report

In 2020, customers in Monterey County, CA went without power for an average of 4.7 hours, a total of 926K customer-hours (California average 6.3 hours). That ranks 38th worst of 57 California counties and 1447th of 3,019 nationally.

Summary data CSVJSON
Avg hrs / customer
4.7
195,575 customers
Customer-hours out
926K
Peak customers out
59,117
Outages ≥1,000 out
47
1 of 10,000+ · 579 total
Longest outage
29d 9h
began August 14, 2020
Rank in state
38th/57
1447th of 3,019 US

Compared with CA, the US and 2019

Monterey County, CA average hours without power per customer compared with state and national averages, 2020Monterey County 4.7 hours, California average 6.3 hours, US average 8.7 hours, Monterey County, 2019 8.6 hoursMonterey CountyMonterey County4.7hCalifornia averageCalifornia average6.3hUS averageUS average8.7hMonterey County, 2019Monterey County, 20198.6h
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Average hours without power per customer in 2020; last bar is this county in 2019.

Month by month

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Monterey County, CA customer-hours without power by month, 2020Jan 41K, Feb 49K, Mar 65K, Apr 38K, May 38K, Jun 40K, Jul 17K, Aug 397K, Sep 107K, Oct 60K, Nov 32K, Dec 42K0100k200k300k400k41KJan49KFeb65KMar38KApr38KMay40KJun17KJul397KAug107KSep60KOct32KNov42KDec
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Customer-hours; August was the worst month.

Monterey County year over year

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Monterey County, CA: average hours without power per customer by year2015: no data; 2016: no data; 2017: 0.0h; 2018: 2.0h, coverage 91%; 2019: 8.6h, coverage 93%; 2020: 4.7h, coverage 94%; 2021: 6.0h, coverage 95%; 2022: 6.5h, coverage 95%; 2023: 21.6h; 2024: 19.1h; 2025: 11.7h01020300%50%100%n/a2015n/a20160.0h20172.0h20188.6h20194.7h20206.0h20216.5h202221.6h202319.1h202411.7h2025
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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 Monterey County, 2020

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

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#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1August 14, 2020 16:15September 13, 2020 01:1529d 9h59,117461K
2January 20, 2020 01:00January 20, 2020 07:306h 30m9,4997,511
3May 2, 2020 16:00May 3, 2020 04:3012h 30m8,6635,908
4December 16, 2020 14:15December 16, 2020 14:3015m7,6871,922
5February 29, 2020 04:30March 2, 2020 00:001d 19h7,6443,644
6October 30, 2020 12:00October 31, 2020 09:0021h5,99812K
7April 5, 2020 06:45April 6, 2020 07:151d5,2275,724
8March 11, 2020 12:30March 13, 2020 02:151d 13h5,1506,656
9May 30, 2020 06:45May 30, 2020 11:304h 45m4,8484,743
10December 16, 2020 15:15December 16, 2020 15:4530m4,4722,236

Outage episodes by size in 2020: 186 reached 100+ customers, 47 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 Monterey County reported on EIA Form 861 for 2020, or their most recent earlier filing. Utility-wide figures, not county-specific.

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UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Pacific Gas & Electric Co.20207.4 hrs1.342.3 hrs1.04
Central Coast Community Energy-----

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 ÷ 195,575 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. Monterey County has data for 2017–2025.

Cite this report

MassOutage (massoutage.com), Monterey 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/monterey-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON