Cascade County, MT Power Outages
Utilities serving Cascade 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.
Cascade County on the Montana outage map
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Current outages
Weather alerts
No active outage-relevant weather alerts from the National Weather Service.
Cascade County power outage history
Every significant outage recorded in Cascade County since late 2014, with likely causes from NOAA storm reports
Since late 2014, DOE's EAGLE-I monitoring system has recorded 140 significant power outages in Cascade County, meaning events that left at least 1% of customers in the dark. The largest (Oct 5–6, 2024) came when high winds left 12,024 customers (30.7% of the county) without power.
From 2018 to 2025, the average customer here lost about 4 hr 22 min of power per year, close to the Montana average of 3 hr 56 min. That ranks 26th of 52 Montana counties for outage time, where 1st has the most.
May is the riskiest month: it accounted for 18% of all customer outage time from 2018 to 2025. On 42 days in that period, at least 5% of customers were out at the same time. Outage time in Cascade County has held roughly steady recently: about 4 hr 20 min per customer per year in 2022–2025, versus 4 hr 24 min in 2018–2021.
The most recent significant outage on record (Dec 16–18, 2025) affected 3,633 customers (9.3%) amid high winds.
Worst outages on record
| # | When | Peak customers out | Days | Likely cause (NOAA) |
|---|---|---|---|---|
| 1 | Oct 5–6, 2024 | 12,024(30.7%) | 2 | High winds |
| 2 | May 8–12, 2024 | 10,468(26.7%) | 5 | High winds |
| 3 | Apr 12, 2021 | 6,002(15.3%) | 1 | No major storm reported |
| 4 | Nov 8–9, 2020 | 5,616(14.3%) | 2 | Winter storm |
| 5 | Feb 1–2, 2020 | 5,244(13.4%) | 2 | High winds |
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 Cascade County?
Electric companies with service territory in Cascade County (EIA-861, 2025)
| Utility | Type | Customers (MT) | Avg. outage time / yr | Live data |
|---|---|---|---|---|
| NorthWestern Energy (Montana) | Investor Owned | 438,851 | Not reporting | |
| Fergus Electric Coop, Inc | Cooperative | 7,157 | Not reporting | |
| Sun River Electric Coop, Inc | Cooperative | 6,300 | Not reporting | |
| WAPA-- Western Area Power Administration | Federal | 16 | 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 Cascade County outage headlines in the past week.
Cities in Cascade County
Great Falls
Nearby counties
Cascade County power outage FAQ
Is the power out in Cascade County right now?
No outages are currently reported for Cascade 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 Cascade County?
According to EIA-861 service territory data, NorthWestern Energy LLC - (MT), Fergus Electric Coop, Inc, Sun River Electric Coop, Inc, WAPA-- Western Area Power Administration provide electric service in Cascade County, Montana.
What was the worst power outage in Cascade County?
The largest outage recorded by DOE's EAGLE-I system since 2014 was Oct 5–6, 2024. It peaked at 12,024 customers without power (30.7% of the county). NOAA storm reports for that period point to high winds.
How often does the power go out in Cascade County?
EAGLE-I has recorded 140 significant outages here since late 2014. From 2018 to 2025 the average customer lost about 4 hr 22 min of power per year, and on 42 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. "Cascade County, MT Power Outages." Accessed November 3, 2026. https://poweroutagetracker.com/outages/montana/cascade-county