massoutage

County annual report · FIPS 41067

2017 Washington County, OR Power Outage Report

In 2017, customers in Washington County, OR went without power for an average of 6.4 hours, a total of 1.7M customer-hours (Oregon average 3.7 hours). That ranks 4th worst of 33 Oregon counties and 813th of 2,786 nationally.

Summary data CSVJSON
Avg hrs / customer
6.4
268,603 customers
Customer-hours out
1.7M
Peak customers out
69,448
Outages ≥1,000 out
35
1 of 10,000+ · 309 total
Longest outage
23d 20h
began September 19, 2017
Rank in state
4th/33
813th of 2,786 US

Compared with OR, the US and 2016

Washington County, OR average hours without power per customer compared with state and national averages, 2017Washington County 6.4 hours, Oregon average 3.7 hours, US average 7.4 hours, Washington County, 2016 2.1 hoursWashington CountyWashington County6.4hOregon averageOregon average3.7hUS averageUS average7.4hWashington County, 2016Washington County, 2…2.1h
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Average hours without power per customer in 2017; last bar is this county in 2016.

Month by month

CSVJSON
Washington County, OR customer-hours without power by month, 2017Jan 188K, Feb 57K, Mar 35K, Apr 1.0M, May 53K, Jun 47K, Jul 39K, Aug 81K, Sep 33K, Oct 58K, Nov 55K, Dec 42K0500k1M1.5M188KJan57KFeb35KMar1.0MApr53KMay47KJun39KJul81KAug33KSep58KOct55KNov42KDec
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Customer-hours; April was the worst month.

Washington County year over year

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Washington County, OR: average hours without power per customer by year2015: 1.9h; 2016: 2.1h; 2017: 6.4h; 2018: 1.5h, coverage 75%; 2019: 2.3h, coverage 86%; 2020: 2.6h, coverage 90%; 2021: 6.5h, coverage 90%; 2022: 5.7h, coverage 90%; 2023: 1.4h; 2024: 8.8h; 2025: 3.2h02.557.5100%50%100%1.9h20152.1h20166.4h20171.5h20182.3h20192.6h20206.5h20215.7h20221.4h20238.8h20243.2h2025
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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 Oregon customers tracked each year.

Biggest outages in Washington County, 2017

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1April 5, 2017 17:45April 11, 2017 05:455d 12h69,4481.0M
2January 8, 2017 15:15January 14, 2017 23:456d 8h9,099156K
3April 16, 2017 00:00April 16, 2017 02:302h 30m7,89717K
4May 4, 2017 08:00May 5, 2017 22:151d 14h6,58223K
5June 14, 2017 15:45June 21, 2017 14:456d 23h5,57013K
6November 1, 2017 06:30November 1, 2017 22:0015h 30m5,0019,427
7September 14, 2017 13:45September 14, 2017 19:305h 45m4,77013K
8August 2, 2017 02:00August 4, 2017 14:452d 12h3,81924K
9September 19, 2017 16:30October 13, 2017 13:1523d 20h3,79532K
10August 22, 2017 11:00September 6, 2017 19:3015d 8h3,39341K

Outage episodes by size in 2017: 143 reached 100+ customers, 35 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 Washington County reported on EIA Form 861 for 2017, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Portland General Electric Co20175.8 hrs1.041.9 hrs0.62
Bonneville Power Administration-----
West Oregon Electric Coop Inc-----
City of Forest Grove-----

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 Oregon's customers in 2017; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 268,603 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. Washington County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Washington County, OR annual power outage report, 2017, 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/2017/oregon/washington-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON