Bexar County, Texas Power Outages, 2015 to 2023

Bexar County, Texas had 12 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 0.61 times the Texas rate. It ranks 151 of 189 in the state, where 1 has the most. Data confidence: High, with 9 years of records.

1.3major outages per year

5 of 9years with a major outage

87 hrslongest major outage

Feb, Mayhardest months

February and May made up 75% of this county's outage time. The largest outage on record began Feb 15, 2021, reached 329,782 customers, and left at least 200 customers out for 86.8 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.

10M

15M

20M

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

Show yearly numbers

Year	Customer-hours	Reported outages	Major outages
2015	446,248	365	0
2016	504,614	410	0
2017	723,368	459	0
2018	705,598	426	0
2019	1,012,815	417	1
2020	902,116	412	2
2021	18,521,324	443	4
2022	1,364,394	426	2
2023	1,644,812	410	3

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	86.8	329,782	16,606,310
May 29, 2021	45.5	33,254	425,806
Apr 20, 2023	27.0	39,388	314,203
Feb 1, 2023	37.0	36,588	291,458
Jun 7, 2019	17.5	23,943	264,022

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.