massoutage

County annual report · FIPS 53077

2019 Yakima County, WA Power Outage Report

In 2019, customers in Yakima County, WA went without power for an average of 1.4 hours, a total of 166K customer-hours (Washington average 2.0 hours). That ranks 19th worst of 37 Washington counties and 2340th of 2,945 nationally.

Summary data CSVJSON
Avg hrs / customer
1.4
120,501 customers
Customer-hours out
166K
Peak customers out
10,263
Outages ≥1,000 out
21
1 of 10,000+ · 814 total
Longest outage
2d 2h
began August 10, 2019
Rank in state
19th/37
2340th of 2,945 US

Compared with WA, the US and 2018

Yakima County, WA average hours without power per customer compared with state and national averages, 2019Yakima County 1.4 hours, Washington average 2.0 hours, US average 4.7 hours, Yakima County, 2018 2.3 hoursYakima CountyYakima County1.4hWashington averageWashington average2.0hUS averageUS average4.7hYakima County, 2018Yakima County, 20182.3h
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Average hours without power per customer in 2019; last bar is this county in 2018.

Month by month

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Yakima County, WA customer-hours without power by month, 2019Jan 17K, Feb 11K, Mar 8,420, Apr 20K, May 19K, Jun 11K, Jul 14K, Aug 22K, Sep 9,104, Oct 12K, Nov 19K, Dec 3,955010k20k30k17KJan11KFeb8,420Mar20KApr19KMay11KJun14KJul22KAug9,104Sep12KOct19KNov3,955Dec
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Customer-hours; August was the worst month.

Yakima County year over year

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Yakima County, WA: average hours without power per customer by year2015: 0.0h; 2016: no data; 2017: 1.2h; 2018: 2.3h, coverage 71%; 2019: 1.4h, coverage 86%; 2020: 4.1h, coverage 87%; 2021: 2.2h, coverage 87%; 2022: 2.0h, coverage 87%; 2023: 1.5h; 2024: 3.9h; 2025: 3.5h02460%50%100%0.0h2015n/a20161.2h20172.3h20181.4h20194.1h20202.2h20212.0h20221.5h20233.9h20243.5h2025
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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 Yakima County, 2019

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1July 24, 2019 01:30July 25, 2019 05:151d 3h10,2637,706
2October 28, 2019 02:30October 30, 2019 01:151d 22h9,3047,791
3August 10, 2019 03:45August 12, 2019 06:002d 2h6,17214K
4June 27, 2019 15:15June 27, 2019 17:152h6,0301,513
5January 20, 2019 21:15January 21, 2019 01:454h 30m5,7247,157
6April 24, 2019 14:15April 25, 2019 01:0010h 45m5,5721,458
7September 4, 2019 15:45September 5, 2019 06:1514h 30m3,1742,521
8January 8, 2019 18:45January 9, 2019 03:008h 15m3,1362,020
9May 13, 2019 16:45May 14, 2019 02:309h 45m2,6113,414
10August 6, 2019 14:30August 6, 2019 23:008h 30m2,463638

Outage episodes by size in 2019: 75 reached 100+ customers, 21 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 Yakima County reported on EIA Form 861 for 2019, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
PacifiCorp20183.2 hrs1.622.0 hrs1.25
Bonneville Power Administration-----
PUD No 1 of Klickitat County-----
Benton Rural Electric Assn-----
Yakama Power-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about 86% of Washington's customers in 2019; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 120,501 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. Yakima County has data for 2015, 2017–2025.

Cite this report

MassOutage (massoutage.com), Yakima County, WA annual power outage report, 2019, 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/2019/washington/yakima-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON