Warren County, IL Power Outages
Utilities serving Warren 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.
Warren 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.
Warren County power outage history
Every significant outage recorded in Warren County since late 2014, with likely causes from NOAA storm reports
Since late 2014, DOE's EAGLE-I monitoring system has recorded 183 significant power outages in Warren County, meaning events that left at least 1% of customers in the dark. The largest (Oct 22–23, 2015) left 6,801 customers (82.5% of the county) without power. NOAA recorded no major storm in the area at the time.
From 2018 to 2025, the average customer here lost about 5 hr 23 min of power per year, more than the Illinois average of 2 hr 57 min. That ranks 39th of 102 Illinois counties for outage time, where 1st has the most.
July is the riskiest month: it accounted for 21% of all customer outage time from 2018 to 2025. On 74 days in that period, at least 5% of customers were out at the same time. Outage time in Warren County has risen recently: about 5 hr 59 min per customer per year in 2022–2025, versus 4 hr 47 min in 2018–2021.
The most recent significant outage on record (Dec 29, 2025) affected 310 customers (3.8%) amid a winter storm.
Worst outages on record
| # | When | Peak customers out | Days | Likely cause (NOAA) |
|---|---|---|---|---|
| 1 | Oct 22–23, 2015 | 6,801(82.5%) | 2 | No major storm reported |
| 2 | Dec 3–4, 2023 | 5,611(68.1%) | 2 | Ice storm |
| 3 | Jul 17–18, 2015 | 3,892(47.2%) | 2 | Tornadoes |
| 4 | Dec 28–31, 2015 | 3,590(43.5%) | 4 | Flooding |
| 5 | Jun 22–23, 2016 | 3,580(43.4%) | 2 | Severe thunderstorms |
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 Warren County?
Electric companies with service territory in Warren County (EIA-861, 2025)
| Utility | Type | Customers (IL) | Avg. outage time / yr | Live data |
|---|---|---|---|---|
| Ameren Illinois | Investor Owned | 1,251,245 | Not reporting | |
| McDonough Power Coop | Cooperative | 4,980 | 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 Warren County outage headlines in the past week.
Nearby counties
Warren County power outage FAQ
Is the power out in Warren County right now?
No outages are currently reported for Warren 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 Warren County?
According to EIA-861 service territory data, Ameren Illinois Company, McDonough Power Coop provide electric service in Warren County, Illinois.
What was the worst power outage in Warren County?
The largest outage recorded by DOE's EAGLE-I system since 2014 was Oct 22–23, 2015. It peaked at 6,801 customers without power (82.5% of the county). NOAA storm reports for that period point to no major storm reported.
How often does the power go out in Warren County?
EAGLE-I has recorded 183 significant outages here since late 2014. From 2018 to 2025 the average customer lost about 5 hr 23 min of power per year, and on 74 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. "Warren County, IL Power Outages." Accessed November 2, 2026. https://poweroutagetracker.com/outages/illinois/warren-county