massoutage

County annual report · FIPS 53013

2017 Columbia County, WA Power Outage Report

In 2017, customers in Columbia County, WA went without power for an average of 0.1 hours, a total of 271 customer-hours (Washington average 3.3 hours). That ranks 20th worst of 31 Washington counties and 2531st of 2,786 nationally.

Summary data CSVJSON
Avg hrs / customer
0.1
1,960 customers
Customer-hours out
271
Peak customers out
326
Outages ≥1,000 out
0
0 of 10,000+ · 29 total
Longest outage
7h 30m
began December 23, 2017
Rank in state
20th/31
2531st of 2,786 US

Compared with WA, the US

Columbia County, WA average hours without power per customer compared with state and national averages, 2017Columbia County 0.1 hours, Washington average 3.3 hours, US average 7.4 hoursColumbia CountyColumbia County0.1hWashington averageWashington average3.3hUS averageUS average7.4h
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Average hours without power per customer in 2017.

Month by month

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Columbia County, WA customer-hours without power by month, 2017Jan 0, Feb 0, Mar 0, Apr 0, May 0, Jun 0, Jul 0, Aug 4, Sep 27, Oct 9, Nov 99, Dec 1330501001500Jan0Feb0Mar0Apr0May0Jun0Jul4Aug27Sep9Oct99Nov133Dec
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Customer-hours; December was the worst month.

Columbia County year over year

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Columbia County, WA: average hours without power per customer by year2015: no data; 2016: no data; 2017: 0.1h; 2018: 3.9h, coverage 71%; 2019: 10.5h, coverage 86%; 2020: 11.1h, coverage 87%; 2021: 2.9h, coverage 87%; 2022: 3.1h, coverage 87%; 2023: 1.6h; 2024: 3.4h; 2025: 7.1h0510150%50%100%n/a2015n/a20160.1h20173.9h201810.5h201911.1h20202.9h20213.1h20221.6h20233.4h20247.1h2025
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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 Washington customers tracked each year.

Biggest outages in Columbia County, 2017

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
1November 7, 2017 16:30November 7, 2017 21:455h 15m32686
2December 20, 2017 21:30December 20, 2017 21:4515m6617
3November 29, 2017 20:30November 29, 2017 23:453h 15m1810
4December 23, 2017 22:30December 24, 2017 06:007h 30m1760
5September 18, 2017 17:15September 18, 2017 19:452h 30m912
6December 4, 2017 14:15December 4, 2017 15:151h95
7December 13, 2017 05:00December 13, 2017 10:455h 45m739
8December 16, 2017 00:45December 16, 2017 02:001h 15m56
9December 16, 2017 16:30December 16, 2017 17:301h55
10October 12, 2017 20:15October 12, 2017 21:451h 30m46

Outage episodes by size in 2017: 1 reached 100+ customers, 0 reached 1,000+ customers, 0 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 Columbia County reported on EIA Form 861 for 2017, or their most recent earlier filing. Utility-wide figures, not county-specific.

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UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
PacifiCorp20175.2 hrs2.012.4 hrs1.43
Inland Power & Light Company20174.1 hrs2.054.1 hrs2.05
Columbia Rural Elec Assn, Inc-----

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 Washington's customers in 2017; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 1,960 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. Columbia County has data for 2017–2025.

Cite this report

MassOutage (massoutage.com), Columbia County, WA 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/washington/columbia-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON