Ozaukee County, Wisconsin Power Outages, 2015 to 2023

Ozaukee County, Wisconsin had 19 major outages from 2015 to 2023

Below middle outage time among US counties

Residents here averaged 0.55 times the US outage time per person and 1.00 times the Wisconsin rate. It ranks 29 of 70 in the state, where 1 has the most. Data confidence: High, with 9 years of records.

2.1major outages per year

7 of 9years with a major outage

39 hrslongest major outage

Jul, Aughardest months

July and August made up 34% of this county's outage time. The largest outage on record began Nov 5, 2022, reached 8,398 customers, and left at least 200 customers out for 38.8 hours.

Outage time per resident, rated Wisconsin 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

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

Show yearly numbers

Year	Customer-hours	Reported outages	Major outages
2015	48,006	32	0
2016	47,941	23	2
2017	47,168	26	2
2018	115,103	32	3
2019	127,442	37	2
2020	79,892	49	0
2021	218,354	51	5
2022	325,787	30	4
2023	131,415	33	1

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
Nov 5, 2022	38.8	8,398	130,720
Jul 24, 2022	28.5	4,596	96,352
Mar 10, 2023	23.8	9,699	70,598
Aug 28, 2018	31.8	3,472	59,770
Jun 16, 2022	32.0	7,224	48,492

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.