massoutage

County annual report · FIPS 41053

2020 Polk County, OR Power Outage Report

In 2020, customers in Polk County, OR went without power for an average of 6.5 hours, a total of 206K customer-hours (Oregon average 8.7 hours). That ranks 17th worst of 35 Oregon counties and 1165th of 3,019 nationally.

Summary data CSVJSON
Avg hrs / customer
6.5
31,803 customers
Customer-hours out
206K
Peak customers out
10,496
Outages ≥1,000 out
8
1 of 10,000+ · 567 total
Longest outage
5d 5h
began November 25, 2020
Rank in state
17th/35
1165th of 3,019 US

Compared with OR, the US and 2019

Polk County, OR average hours without power per customer compared with state and national averages, 2020Polk County 6.5 hours, Oregon average 8.7 hours, US average 8.7 hours, Polk County, 2019 2.7 hoursPolk CountyPolk County6.5hOregon averageOregon average8.7hUS averageUS average8.7hPolk County, 2019Polk County, 20192.7h
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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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Polk County, OR customer-hours without power by month, 2020Jan 4,487, Feb 1,108, Mar 2,121, Apr 2,122, May 4,347, Jun 63K, Jul 5,231, Aug 24K, Sep 75K, Oct 1,808, Nov 9,872, Dec 12K020k40k60k80k4,487Jan1,108Feb2,121Mar2,122Apr4,347May63KJun5,231Jul24KAug75KSep1,808Oct9,872Nov12KDec
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Customer-hours; September was the worst month.

Polk County year over year

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Polk County, OR: average hours without power per customer by year2015: 1.2h; 2016: 1.7h; 2017: 1.9h; 2018: 2.8h, coverage 75%; 2019: 2.7h, coverage 86%; 2020: 6.5h, coverage 90%; 2021: 42.2h, coverage 90%; 2022: 7.8h, coverage 90%; 2023: 4.2h; 2024: 8.5h; 2025: 5.0h02040600%50%100%1.2h20151.7h20161.9h20172.8h20182.7h20196.5h202042.2h20217.8h20224.2h20238.5h20245.0h2025
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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 Oregon customers tracked each year.

Biggest outages in Polk County, 2020

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1June 16, 2020 00:00June 16, 2020 17:1517h 15m10,49652K
2June 23, 2020 12:30June 24, 2020 00:4512h 15m3,00810K
3September 8, 2020 02:15September 11, 2020 01:002d 22h2,81959K
4December 13, 2020 18:30December 14, 2020 16:1521h 45m1,98810K
5August 14, 2020 17:45August 15, 2020 02:158h 30m1,84611K
6November 17, 2020 14:00November 18, 2020 00:0010h1,2623,550
7September 13, 2020 21:45September 14, 2020 03:155h 30m1,090332
8August 3, 2020 01:30August 3, 2020 10:158h 45m1,0063,973
9September 12, 2020 10:15September 13, 2020 04:3018h 15m7604,077
10September 25, 2020 15:00September 26, 2020 16:151d 1h7473,338

Outage episodes by size in 2020: 45 reached 100+ customers, 8 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 Polk 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
PacifiCorp20206.8 hrs1.882.0 hrs1.22
Portland General Electric Co20205.2 hrs0.811.7 hrs0.60
Consumers Power, Inc202025.2 hrs2.855.0 hrs1.79
Bonneville Power Administration-----
Salem Electric - (OR)-----
City of Monmouth - (OR)-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 90% of Oregon's customers in 2020; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 31,803 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. Polk County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Polk County, OR 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/oregon/polk-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON