Llano County, Texas Power Outages, 2017 to 2023

Llano County, Texas had 5 major outages from 2017 to 2023

Higher outage time among US counties

Residents here averaged 2.55 times the US outage time per person and 2.82 times the Texas rate. It ranks 20 of 189 in the state, where 1 has the most. Data confidence: High, with 7 years of records.

0.7major outages per year

1 of 7years with a major outage

92 hrslongest major outage

Feb, Novhardest months

February and November made up 90% of this county's outage time. The largest outage on record began Feb 14, 2021, reached 16,499 customers, and left at least 200 customers out for 92.5 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.

0.25M

0.5M

0.75M

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

Show yearly numbers

Year	Customer-hours	Reported outages	Major outages
2017	934	2	0
2018	0	0	0
2019	1,106	4	0
2020	12,683	19	0
2021	924,765	50	5
2022	40,576	42	0
2023	30,566	33	0

When outages hit

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

25%

50%

75%

100%

JanJFebFMarMAprAMayMJunJJulJAugASepSOctONovNDecD

Largest outages on record

Start date	Hours	Peak customers	Customer-hours
Feb 14, 2021	92.5	16,499	817,837
Feb 18, 2021	25.5	6,999	32,927
Feb 11, 2021	20.5	833	10,576
Aug 20, 2022	1.5	10,318	9,096
Feb 12, 2021	28.8	547	8,322

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.