massoutage

County annual report · FIPS 41005

2017 Clackamas County, OR Power Outage Report

In 2017, customers in Clackamas County, OR went without power for an average of 10.6 hours, a total of 1.9M customer-hours (Oregon average 3.7 hours). That ranks 1st worst of 33 Oregon counties and 515th of 2,786 nationally.

Summary data CSVJSON
Avg hrs / customer
10.6
183,590 customers
Customer-hours out
1.9M
Peak customers out
57,520
Outages ≥1,000 out
43
2 of 10,000+ · 305 total
Longest outage
28d 9h
began June 2, 2017
Rank in state
1st/33
515th of 2,786 US

Compared with OR, the US and 2016

Clackamas County, OR average hours without power per customer compared with state and national averages, 2017Clackamas County 10.6 hours, Oregon average 3.7 hours, US average 7.4 hours, Clackamas County, 2016 3.1 hoursClackamas CountyClackamas County10.6hOregon averageOregon average3.7hUS averageUS average7.4hClackamas County, 2016Clackamas County, 20…3.1h
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Average hours without power per customer in 2017; last bar is this county in 2016.

Month by month

CSVJSON
Clackamas County, OR customer-hours without power by month, 2017Jan 339K, Feb 119K, Mar 51K, Apr 781K, May 106K, Jun 88K, Jul 36K, Aug 57K, Sep 56K, Oct 155K, Nov 39K, Dec 112K0200k400k600k800k339KJan119KFeb51KMar781KApr106KMay88KJun36KJul57KAug56KSep155KOct39KNov112KDec
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Customer-hours; April was the worst month.

Clackamas County year over year

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Clackamas County, OR: average hours without power per customer by year2015: 6.1h; 2016: 3.1h; 2017: 10.6h; 2018: 3.5h, coverage 75%; 2019: 4.0h, coverage 86%; 2020: 25.0h, coverage 90%; 2021: 77.6h, coverage 90%; 2022: 15.0h, coverage 90%; 2023: 2.9h; 2024: 9.8h; 2025: 9.4h0204060800%50%100%6.1h20153.1h201610.6h20173.5h20184.0h201925.0h202077.6h202115.0h20222.9h20239.8h20249.4h2025
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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 Clackamas 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 7, 2017 14:15April 11, 2017 16:154d 2h57,520746K
2January 11, 2017 00:15January 14, 2017 03:153d 3h19,412244K
3February 1, 2017 11:45February 3, 2017 22:152d 10h8,31382K
4October 20, 2017 08:00October 23, 2017 13:303d 5h7,689104K
5January 4, 2017 05:45January 6, 2017 03:451d 22h6,27967K
6December 11, 2017 19:15December 12, 2017 01:005h 45m5,85518K
7October 27, 2017 14:30October 28, 2017 11:0020h 30m4,8915,959
8July 20, 2017 10:00July 24, 2017 15:304d 5h4,80120K
9March 15, 2017 15:00March 15, 2017 21:456h 45m3,6558,351
10June 2, 2017 11:15June 30, 2017 20:4528d 9h3,58487K

Outage episodes by size in 2017: 120 reached 100+ customers, 43 reached 1,000+ customers, 2 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 Clackamas 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-----
Canby Utility Board-----

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 ÷ 183,590 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. Clackamas County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Clackamas 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/clackamas-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON