LaSalle County, IL Power Outages
Utilities serving LaSalle County, Illinois 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.
LaSalle County on the Illinois outage map
- Normal
- Minor
- Moderate
- Major
- Severe
- Limited data
Current outages
Weather alerts
No active outage-relevant weather alerts from the National Weather Service.
LaSalle County power outage history
Every significant outage recorded in LaSalle County since late 2014, with likely causes from NOAA storm reports
Since late 2014, DOE's EAGLE-I monitoring system has recorded 160 significant power outages in LaSalle County, meaning events that left at least 1% of customers in the dark. The largest (Aug 10–15, 2020) came when severe thunderstorms left 30,069 customers (47.7% of the county) without power.
From 2018 to 2025, the average customer here lost about 5 hr 14 min of power per year, more than the Illinois average of 2 hr 57 min. That ranks 42nd of 102 Illinois counties for outage time, where 1st has the most.
August is the riskiest month: it accounted for 55% of all customer outage time from 2018 to 2025. On 21 days in that period, at least 5% of customers were out at the same time. Outage time in LaSalle County has fallen recently: about 2 hr 29 min per customer per year in 2022–2025, versus 7 hr 59 min in 2018–2021.
The most recent significant outage on record (Sep 29–30, 2025) affected 3,369 customers (5.3%).
Worst outages on record
| # | When | Peak customers out | Days | Likely cause (NOAA) |
|---|---|---|---|---|
| 1 | Aug 10–15, 2020 | 30,069(47.7%) | 6 | Severe thunderstorms |
| 2 | Feb 28 – Mar 2, 2017 | 9,860(15.6%) | 3 | Tornadoes |
| 3 | Aug 10–13, 2021 | 9,828(15.6%) | 4 | Severe thunderstorms |
| 4 | Jun 14–15, 2017 | 7,332(11.6%) | 2 | Severe thunderstorms |
| 5 | Oct 25, 2024 | 7,019(11.1%) | 1 | Hail and lightning |
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 LaSalle County?
Electric companies with service territory in LaSalle County (EIA-861, 2025)
| Utility | Type | Customers (IL) | Avg. outage time / yr | Live data |
|---|---|---|---|---|
| ComEd | Investor Owned | 4,194,773 | Not reporting | |
| Ameren Illinois | Investor Owned | 1,251,245 | Not reporting | |
| Corn Belt Energy Corporation | Cooperative | 37,468 | Not reporting | |
| City of Peru - (IL) | Municipal | 5,947 | Not reporting | |
| City of Oglesby - (IL) | Municipal | 2,499 | Not reporting |
Customer counts are each utility's statewide total in Illinois. Source: U.S. Energy Information Administration, Form EIA-861 & Electric Power Annual.
Local outage news
No LaSalle County outage headlines in the past week.
Cities in LaSalle County
Ottawa
Nearby counties
LaSalle County power outage FAQ
Is the power out in LaSalle County right now?
No outages are currently reported for LaSalle 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 LaSalle County?
According to EIA-861 service territory data, Commonwealth Edison Co, Ameren Illinois Company, Corn Belt Energy Corporation, City of Peru - (IL) and 1 others provide electric service in LaSalle County, Illinois.
What was the worst power outage in LaSalle County?
The largest outage recorded by DOE's EAGLE-I system since 2014 was Aug 10–15, 2020. It peaked at 30,069 customers without power (47.7% of the county). NOAA storm reports for that period point to severe thunderstorms.
How often does the power go out in LaSalle County?
EAGLE-I has recorded 160 significant outages here since late 2014. From 2018 to 2025 the average customer lost about 5 hr 14 min of power per year, and on 21 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. "LaSalle County, IL Power Outages." Accessed November 3, 2026. https://poweroutagetracker.com/outages/illinois/lasalle-county