Duval County, Texas Power Outages, 2015 to 2023

Duval County, Texas had 15 major outages from 2015 to 2023

Higher outage time among US counties

Residents here averaged 3.25 times the US outage time per person and 3.59 times the Texas rate. It ranks 12 of 189 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

85 hrslongest major outage

Feb, Mayhardest months

February and May made up 65% of this county's outage time. The largest outage on record began Feb 15, 2021, reached 6,017 customers, and left at least 200 customers out for 85.2 hours.

Outage time per resident, rated Texas 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	45,437	26	2
2016	0	0	0
2017	2,336	10	0
2018	35,728	36	1
2019	35,424	26	0
2020	38,079	25	3
2021	422,928	57	7
2022	35,627	32	1
2023	69,072	48	1

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
Feb 15, 2021	85.2	6,017	313,406
May 18, 2021	40.5	1,544	28,311
May 12, 2015	42.8	827	24,818
Apr 7, 2019	6.5	1,653	8,759
Dec 7, 2023	3.8	2,139	8,000

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.