massoutage

County annual report · FIPS 53067

2024 Thurston County, WA Power Outage Report

In 2024, customers in Thurston County, WA went without power for an average of 7.5 hours, a total of 1.1M customer-hours (Washington average 12.1 hours). That ranks 12th worst of 34 Washington counties and 1181st of 2,990 nationally.

Summary data CSVJSON
Avg hrs / customer
7.5
141,017 customers
Customer-hours out
1.1M
Peak customers out
19,162
Outages ≥1,000 out
48
3 of 10,000+ · 555 total
Longest outage
15d 2h
began October 1, 2024
Rank in state
12th/34
1181st of 2,990 US

Compared with WA, the US and 2023

Thurston County, WA average hours without power per customer compared with state and national averages, 2024Thurston County 7.5 hours, Washington average 12.1 hours, US average 12.6 hours, Thurston County, 2023 2.7 hoursThurston CountyThurston County7.5hWashington averageWashington average12.1hUS averageUS average12.6hThurston County, 2023Thurston County, 20232.7h
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Average hours without power per customer in 2024; last bar is this county in 2023.

Month by month

CSVJSON
Thurston County, WA customer-hours without power by month, 2024Jan 154K, Feb 285K, Mar 154K, Apr 7,825, May 31K, Jun 45K, Jul 42K, Aug 20K, Sep 34K, Oct 32K, Nov 137K, Dec 118K0100k200k300k154KJan285KFeb154KMar7,825Apr31KMay45KJun42KJul20KAug34KSep32KOct137KNov118KDec
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Customer-hours; February was the worst month.

Thurston County year over year

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Thurston County, WA: average hours without power per customer by year2015: 5.3h; 2016: 4.0h; 2017: 9.3h; 2018: 3.6h, coverage 71%; 2019: 3.0h, coverage 86%; 2020: 3.9h, coverage 87%; 2021: 10.7h, coverage 87%; 2022: 5.4h, coverage 87%; 2023: 2.7h; 2024: 7.5h; 2025: 14.9h0510150%50%100%5.3h20154.0h20169.3h20173.6h20183.0h20193.9h202010.7h20215.4h20222.7h20237.5h202414.9h2025
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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 Thurston County, 2024

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

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1February 15, 2024 03:15February 19, 2024 00:153d 21h19,162269K
2March 8, 2024 16:00March 9, 2024 06:3014h 30m12,35372K
3January 9, 2024 04:15January 11, 2024 19:302d 15h10,489108K
4December 17, 2024 11:00December 20, 2024 02:152d 15h9,92970K
5March 9, 2024 20:00March 11, 2024 13:001d 17h9,77954K
6November 4, 2024 15:45November 6, 2024 13:301d 21h9,19972K
7November 19, 2024 02:30November 20, 2024 03:151d9,04914K
8November 20, 2024 04:15November 22, 2024 07:302d 3h8,09826K
9May 4, 2024 15:15May 5, 2024 00:159h4,31113K
10September 16, 2024 16:30October 1, 2024 12:4514d 20h4,28129K

Outage episodes by size in 2024: 136 reached 100+ customers, 48 reached 1,000+ customers, 3 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 Thurston County reported on EIA Form 861 for 2024, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Puget Sound Energy Inc202419.9 hrs2.203.4 hrs1.20
PUD No 1 of Lewis County202412.0 hrs3.7110.1 hrs3.30
PUD No 1 of Grays Harbor County20247.8 hrs1.403.4 hrs1.00
Bonneville Power Administration-----
Puget Sound Energy Inc,pugetsoundenergy-----
Tanner Electric Coop-----

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 2024; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 141,017 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. Thurston County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Thurston County, WA annual power outage report, 2024, 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/2024/washington/thurston-county

summary CSVJSONyears CSVJSONmonths CSVJSONevents CSVJSONutilities CSVJSON