massoutage

County annual report · FIPS 48291

2024 Liberty County, TX Power Outage Report

In 2024, customers in Liberty County, TX went without power for an average of 93.5 hours, a total of 4.1M customer-hours (Texas average 25.5 hours). That ranks 20th worst of 252 Texas counties and 99th of 2,990 nationally.

Summary data CSVJSON
Avg hrs / customer
93.5
44,189 customers
Customer-hours out
4.1M
Peak customers out
32,796
Outages ≥1,000 out
28
2 of 10,000+ · 509 total
Longest outage
104d 18h
began May 24, 2024
Rank in state
20th/252
99th of 2,990 US

Compared with TX, the US and 2023

Liberty County, TX average hours without power per customer compared with state and national averages, 2024Liberty County 93.5 hours, Texas average 25.5 hours, US average 12.6 hours, Liberty County, 2023 16.8 hoursLiberty CountyLiberty County93.5hTexas averageTexas average25.5hUS averageUS average12.6hLiberty County, 2023Liberty County, 202316.8h
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Average hours without power per customer in 2024; last bar is this county in 2023.

Month by month

CSVJSON
Liberty County, TX customer-hours without power by month, 2024Jan 122K, Feb 28K, Mar 42K, Apr 96K, May 1.3M, Jun 41K, Jul 2.4M, Aug 38K, Sep 25K, Oct 23K, Nov 17K, Dec 29K01M2M3M122KJan28KFeb42KMar96KApr1.3MMay41KJun2.4MJul38KAug25KSep23KOct17KNov29KDec
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Customer-hours; July was the worst month.

Liberty County year over year

CSVJSON
Liberty County, TX: average hours without power per customer by year2015: 4.2h; 2016: 6.0h; 2017: 15.1h; 2018: 5.6h, coverage 90%; 2019: 10.6h, coverage 93%; 2020: 7.7h, coverage 63%; 2021: 36.0h, coverage 94%; 2022: 12.0h, coverage 93%; 2023: 16.8h; 2024: 93.5h; 2025: 7.2h02550751000%50%100%4.2h20156.0h201615.1h20175.6h201810.6h20197.7h202036.0h202112.0h202216.8h202393.5h20247.2h2025
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Average hours without power per customer. Line: EAGLE-I coverage, share of customers tracked (right axis).

Coverage line is EAGLE-I's share of Texas customers tracked each year.

Biggest outages in Liberty County, 2024

The 10 outage episodes with the most customers out at once. Times are UTC.

CSVJSON
#Started (UTC)Ended (UTC)DurationPeak outCustomer-hours
1April 27, 2024 11:30May 24, 2024 00:1526d 12h32,7961.2M
2May 24, 2024 09:15September 6, 2024 03:15104d 18h30,8442.6M
3January 22, 2024 03:15January 22, 2024 04:301h 15m8,3192,081
4April 8, 2024 13:15April 12, 2024 04:453d 15h7,45163K
5January 12, 2024 08:00January 13, 2024 07:0023h4,80515K
6January 8, 2024 12:45January 10, 2024 04:001d 15h4,41425K
7January 15, 2024 07:00January 17, 2024 09:302d 2h4,20749K
8April 6, 2024 15:45April 7, 2024 01:309h 45m3,1816,629
9October 30, 2024 09:00October 30, 2024 20:4511h 45m2,7859,048
10March 21, 2024 03:15March 23, 2024 05:152d 2h2,78415K

Outage episodes by size in 2024: 94 reached 100+ customers, 28 reached 1,000+ customers, 2 reached 10,000+ customers.

Utility reliability filed with the EIA

SAIDI (average outage time per customer) and SAIFI (average interruptions per customer) that utilities serving Liberty County reported on EIA Form 861 for 2024, or their most recent earlier filing. Utility-wide figures, not county-specific.

CSVJSON
UtilityEIA yearSAIDISAIFISAIDI excl. major eventsSAIFI excl. major events
Entergy Texas Inc.202428.8 hrs3.465.1 hrs2.05
CenterPoint Energy202471.9 hrs3.702.5 hrs1.62
Sam Houston Electric Coop Inc202476.4 hrs-6.3 hrs-
City of Liberty - (TX)-----

About this data

  • Outage figures come from DOE/ORNL EAGLE-I, which records customers out by county every 15 minutes. EAGLE-I tracked about n/a of Texas's customers in 2024; utilities it does not see are not counted.
  • Hours per customer = outage customer-minutes ÷ 44,189 customers (ORNL modeled county customer count), including major storm days. It is comparable across counties but is not the SAIDI a utility files.
  • An outage event is a continuous stretch with customers out; counts at 100, 1,000 and 10,000+ use its peak.
  • Years loaded: 2015–2025. Liberty County has data for 2015–2025.

Cite this report

MassOutage (massoutage.com), Liberty County, TX annual power outage report, 2024, data as of Oct 3, 2026 02:41 UTC, sources: DOE EAGLE-I (https://eagle-i.doe.gov/); EAGLE-I modeled customer counts (MCC) (https://figshare.com/); EIA Form 861 (utility reliability) (https://www.eia.gov/electricity/data/eia861/). https://massoutage.com/reports/2024/texas/liberty-county

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