Madison County, MT Power Outages
Utilities serving Madison County, Montana 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.
Madison County on the Montana outage map
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- Minor
- Moderate
- Major
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- Limited data
Current outages
Weather alerts
No active outage-relevant weather alerts from the National Weather Service.
Madison County power outage history
Every significant outage recorded in Madison County since late 2014, with likely causes from NOAA storm reports
Since late 2014, DOE's EAGLE-I monitoring system has recorded 137 significant power outages in Madison County, meaning events that left at least 1% of customers in the dark. The largest (Nov 8–9, 2020) came when a winter storm left 6,110 customers (98.6% of the county) without power.
From 2018 to 2025, the average customer here lost about 9 hr 7 min of power per year, more than the Montana average of 3 hr 56 min. That ranks 13th of 52 Montana counties for outage time, where 1st has the most.
November is the riskiest month: it accounted for 23% of all customer outage time from 2018 to 2025. On 114 days in that period, at least 5% of customers were out at the same time. Outage time in Madison County has risen recently: about 10 hr 22 min per customer per year in 2022–2025, versus 7 hr 51 min in 2018–2021.
The most recent significant outage on record (Dec 17–18, 2025) affected 1,688 customers (27.2%) amid high winds.
Worst outages on record
| # | When | Peak customers out | Days | Likely cause (NOAA) |
|---|---|---|---|---|
| 1 | Nov 8–9, 2020 | 6,110(98.6%) | 2 | Winter storm |
| 2 | Sep 10, 2024 | 3,687(59.5%) | 1 | Wildfire |
| 3 | Oct 11–13, 2021 | 2,860(46.1%) | 3 | Winter storm |
| 4 | Sep 15–16, 2025 | 1,953(31.5%) | 2 | Severe thunderstorms |
| 5 | Jun 28–29, 2022 | 1,863(30.1%) | 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 Madison County?
Electric companies with service territory in Madison County (EIA-861, 2025)
| Utility | Type | Customers (MT) | Avg. outage time / yr | Live data |
|---|---|---|---|---|
| NorthWestern Energy (Montana) | Investor Owned | 438,851 | Not reporting | |
| Vigilante Electric Coop, Inc | Cooperative | 11,420 | Not reporting |
Customer counts are each utility's statewide total in Montana. Source: U.S. Energy Information Administration, Form EIA-861 & Electric Power Annual.
Local outage news
No Madison County outage headlines in the past week.
Madison County power outage FAQ
Is the power out in Madison County right now?
No outages are currently reported for Madison 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 Madison County?
According to EIA-861 service territory data, NorthWestern Energy LLC - (MT), Vigilante Electric Coop, Inc provide electric service in Madison County, Montana.
What was the worst power outage in Madison County?
The largest outage recorded by DOE's EAGLE-I system since 2014 was Nov 8–9, 2020. It peaked at 6,110 customers without power (98.6% of the county). NOAA storm reports for that period point to winter storm.
How often does the power go out in Madison County?
EAGLE-I has recorded 137 significant outages here since late 2014. From 2018 to 2025 the average customer lost about 9 hr 7 min of power per year, and on 114 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. "Madison County, MT Power Outages." Accessed November 3, 2026. https://poweroutagetracker.com/outages/montana/madison-county