Portage County, Wisconsin Power Outages, 2015 to 2023

Portage County, Wisconsin had 15 major outages from 2015 to 2023

Above middle outage time among US counties

Residents here averaged 1.12 times the US outage time per person and 2.03 times the Wisconsin rate. It ranks 11 of 70 in the state, where 1 has the most. Data confidence: High, with 9 years of records.

1.7major outages per year

6 of 9years with a major outage

74 hrslongest major outage

Jun, Julhardest months

June and July made up 75% of this county's outage time. The largest outage on record began Jun 12, 2017, reached 18,682 customers, and left at least 200 customers out for 74.5 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.

200K

400K

600K

800K

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

Show yearly numbers

Year	Customer-hours	Reported outages	Major outages
2015	39,756	37	1
2016	66,062	24	2
2017	689,063	19	2
2018	20,539	24	0
2019	695,172	50	5
2020	38,116	30	0
2021	114,840	28	4
2022	105,670	14	1
2023	12,808	16	0

When outages hit

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

20%

40%

60%

80%

JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start date	Hours	Peak customers	Customer-hours
Jun 12, 2017	74.5	18,682	621,228
Jul 20, 2019	56.8	17,096	309,805
Jul 23, 2019	72.0	13,035	258,486
Jun 15, 2022	37.2	7,813	76,503
Feb 24, 2019	27.2	6,214	61,020

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.