Williamson County, TX Power Outages
Utilities serving Williamson County, Texas don't yet share live outage data with DOE's ODIN feed. Check your electric company's outage map (listed below) for real-time status.
Williamson County on the Texas outage map
- Normal
- Minor
- Moderate
- Major
- Severe
- Limited data
Current outages
Weather alerts
No active outage-relevant weather alerts from the National Weather Service.
Williamson County power outage history
Every significant outage recorded in Williamson County since late 2014, with likely causes from NOAA storm reports
Since late 2014, DOE's EAGLE-I monitoring system has recorded 206 significant power outages in Williamson County, meaning events that left at least 1% of customers in the dark. The largest (Feb 11–21, 2021) came when Winter Storm Uri left 134,418 customers (44.9% of the county) without power.
From 2018 to 2025, the average customer here lost about 6 hr 25 min of power per year, less than the Texas average of 9 hr 28 min. That ranks 195th of 254 Texas counties for outage time, where 1st has the most.
February is the riskiest month: it accounted for 65% of all customer outage time from 2018 to 2025. On 17 days in that period, at least 5% of customers were out at the same time. Outage time in Williamson County has fallen recently: about 5 hr 35 min per customer per year in 2022–2025, versus 7 hr 14 min in 2018–2021.
The most recent significant outage on record (Dec 4, 2025) affected 5,315 customers (1.8%) amid a winter storm.
Worst outages on record
| # | When | Peak customers out | Days | Likely cause (NOAA) |
|---|---|---|---|---|
| 1 | Feb 11–21, 2021 | 134,418(44.9%) | 11 | Winter Storm Uri |
| 2 | Jan 28 – Feb 7, 2023 | 70,703(23.6%) | 11 | Winter storm |
| 3 | Jun 4–5, 2018 | 22,402(7.5%) | 2 | Severe thunderstorms |
| 4 | Mar 21–23, 2022 | 22,258(7.4%) | 3 | Severe thunderstorms |
| 5 | Nov 7–8, 2018 | 17,196(5.7%) | 2 | Flooding |
Hours without power per customer, by year
When outages happen
Source: DOE/ORNL EAGLE-I recorded electricity outages, 2014–2025 (CC BY 4.0), with likely causes from the NOAA NCEI Storm Events Database. EAGLE-I coverage was partial before 2018, so averages use 2018–2025. Peak counts are the highest number of customers out at one time.
Who provides electricity in Williamson County?
Electric companies with service territory in Williamson County (EIA-861, 2025)
| Utility | Type | Customers (TX) | Avg. outage time / yr | Live data |
|---|---|---|---|---|
| Oncor | Investor Owned | 4,084,817 | Not reporting | |
| Austin Energy | Municipal | 577,889 | Not reporting | |
| Pedernales Electric Cooperative (PEC) | Cooperative | 474,954 | Not reporting | |
| Bluebonnet Electric Cooperative | Cooperative | 144,059 | Not reporting | |
| City of Georgetown - (TX) | Municipal | 36,009 | Not reporting | |
| Bartlett Electric Coop, Inc | Cooperative | 16,141 | Not reporting | |
| City of Bartlett - (TX) | Municipal | 700 | Not reporting |
Customer counts are each utility's statewide total in Texas. Source: U.S. Energy Information Administration, Form EIA-861 & Electric Power Annual.
Local outage news
No Williamson County outage headlines in the past week.
Cities in Williamson County
Round Rock, Georgetown, Leander, Cedar Park, Hutto, Taylor
Nearby counties
Williamson County power outage FAQ
Is the power out in Williamson County right now?
No outages are currently reported for Williamson County by participating utilities. Live coverage is limited here, so If your power is out, report it to your electric company.
Which electric company serves Williamson County?
According to EIA-861 service territory data, Oncor Electric Delivery Company LLC, Austin Energy, Pedernales Electric Coop, Inc, Bluebonnet Electric Coop, Inc and 3 others provide electric service in Williamson County, Texas.
What was the worst power outage in Williamson County?
The largest outage recorded by DOE's EAGLE-I system since 2014 was Feb 11–21, 2021. It peaked at 134,418 customers without power (44.9% of the county). NOAA storm reports for that period point to winter storm uri.
How often does the power go out in Williamson County?
EAGLE-I has recorded 206 significant outages here since late 2014. From 2018 to 2025 the average customer lost about 6 hr 25 min of power per year, and on 17 days at least 5% of customers were out at once.
Cite this page
You may reuse our derived data under CC BY 4.0 with attribution. Underlying government data is public domain.
PowerOutageTracker.com. "Williamson County, TX Power Outages." Accessed November 2, 2026. https://poweroutagetracker.com/outages/texas/williamson-county