Thurston County, Washington Power Outages, 2015 to 2023

Thurston County, Washington had 40 major outages from 2015 to 2023

Above middle outage time among US counties

Residents here averaged 0.88 times the US outage time per person and 1.10 times the Washington rate. It ranks 16 of 34 in the state, where 1 has the most. Data confidence: High, with 9 years of records.

4.4major outages per year

9 of 9years with a major outage

88 hrslongest major outage

Jan, Novhardest months

January and November made up 35% of this county's outage time. The largest outage on record began Jan 13, 2021, reached 39,455 customers, and left at least 200 customers out for 87.5 hours.

Outage time per resident, rated Washington counties

MostLeast

Outage impact by year

Customer-hours without power. 1,000 customers out for 2 hours is 2,000 customer-hours.

0.5M

1.5M

2015'152016'162017'172018'182019'192020'202021'212022'222023'23

Show yearly numbers

Year	Customer-hours	Reported outages	Major outages
2015	658,958	61	5
2016	451,957	112	6
2017	1,186,633	124	5
2018	438,085	85	3
2019	339,752	98	1
2020	449,833	130	7
2021	1,397,396	135	6
2022	651,213	128	4
2023	287,464	125	3

When outages hit

Share of this county's customer-hours by month.

10%

15%

20%

JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start date	Hours	Peak customers	Customer-hours
Jan 13, 2021	87.5	39,455	679,464
May 4, 2017	16.8	38,367	396,389
Aug 29, 2015	39.8	25,109	278,040
May 5, 2017	49.5	9,507	222,098
Nov 15, 2021	28.5	23,248	213,778

Hours measure how long at least 200 customers in the county were out. Most customers get power back sooner.

Size your backup battery

Start with what you would keep running. Wattages are typical averages, so check your own appliances.

Phones, Wi-Fi, lights, about 60 WRefrigerator, about 60 WChest freezer, about 40 WGas furnace fan, about 160 W

Hours to cover: 24

1,700 Whof battery capacity, allowing for about 15% conversion loss

If anyone relies on medical equipment, plan that with their provider. Run portable fuel generators outdoors only, at least 20 feet from doors, windows and vents. See the outage checklist.

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How to read this

A major outage lasted at least 8 hours and reached customers equal to at least 1% of county residents.
Records cover outages of at least 200 customers in a county. They do not show what happened on your street.
Utilities that do not report can make a county look better than it is. Data ends in 2023. Read the full method.