Umatilla County, Oregon Power Outages, 2017 to 2023

Umatilla County, Oregon had 13 major outages from 2017 to 2023

Below middle outage time among US counties

Residents here averaged 0.61 times the US outage time per person and 0.55 times the Oregon rate. It ranks 19 of 32 in the state, where 1 has the most. Data confidence: High, with 7 years of records.

1.9major outages per year

6 of 7years with a major outage

52 hrslongest major outage

May, Sephardest months

May and September made up 48% of this county's outage time. The largest outage on record began May 30, 2020, reached 8,251 customers, and left at least 200 customers out for 51.8 hours.

Outage time per resident, rated Oregon counties

MostLeast

Outage impact by year

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

100K

200K

300K

400K

2017'172018'182019'192020'202021'212022'222023'23

Show yearly numbers

Year	Customer-hours	Reported outages	Major outages
2017	90,554	39	1
2018	128,194	57	3
2019	72,808	49	2
2020	231,473	57	3
2021	154,426	52	2
2022	86,288	58	2
2023	82,719	62	0

When outages hit

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

10%

20%

30%

40%

JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start date	Hours	Peak customers	Customer-hours
May 30, 2020	51.8	8,251	145,225
May 16, 2021	37.0	2,957	61,890
Jun 3, 2017	19.8	3,280	46,110
Feb 17, 2018	3.2	12,763	33,611
Sep 4, 2023	31.5	743	22,954

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.