Carbon County, MT Power Outages
Utilities serving Carbon 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.
Carbon 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.
Carbon County power outage history
Every significant outage recorded in Carbon County since late 2014, with likely causes from NOAA storm reports
Since late 2014, DOE's EAGLE-I monitoring system has recorded 130 significant power outages in Carbon County, meaning events that left at least 1% of customers in the dark. The largest (Sep 3–4, 2024) came when severe thunderstorms left 3,383 customers (52% of the county) without power.
From 2018 to 2025, the average customer here lost about 4 hr 17 min of power per year, close to the Montana average of 3 hr 56 min. That ranks 28th of 52 Montana counties for outage time, where 1st has the most.
June is the riskiest month: it accounted for 26% of all customer outage time from 2018 to 2025. On 68 days in that period, at least 5% of customers were out at the same time. Outage time in Carbon County has risen recently: about 5 hr 12 min per customer per year in 2022–2025, versus 3 hr 21 min in 2018–2021.
The most recent significant outage on record (Dec 29, 2025) affected 102 customers (1.6%) amid high winds.
Worst outages on record
| # | When | Peak customers out | Days | Likely cause (NOAA) |
|---|---|---|---|---|
| 1 | Sep 3–4, 2024 | 3,383(52%) | 2 | Severe thunderstorms |
| 2 | Sep 22–23, 2023 | 2,789(42.8%) | 2 | No major storm reported |
| 3 | Jun 13–14, 2022 | 2,575(39.5%) | 2 | Flooding |
| 4 | Jun 26–27, 2023 | 1,900(29.2%) | 2 | Flooding |
| 5 | Jun 14, 2024 | 1,648(25.3%) | 1 | 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 Carbon County?
Electric companies with service territory in Carbon County (EIA-861, 2025)
| Utility | Type | Customers (MT) | Avg. outage time / yr | Live data |
|---|---|---|---|---|
| NorthWestern Energy (Montana) | Investor Owned | 438,851 | Not reporting | |
| Flathead Electric Coop Inc | Cooperative | 79,942 | Not reporting | |
| Yellowstone Valley Elec Co-op | Cooperative | 23,683 | Not reporting | |
| Beartooth Electric Coop, Inc | Cooperative | 6,538 | Not reporting | |
| Big Horn Rural Electric Co | Cooperative | 72 | 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 Carbon County outage headlines in the past week.
Carbon County power outage FAQ
Is the power out in Carbon County right now?
No outages are currently reported for Carbon 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 Carbon County?
According to EIA-861 service territory data, NorthWestern Energy LLC - (MT), Flathead Electric Coop Inc, Yellowstone Valley Elec Co-op, Beartooth Electric Coop, Inc and 2 others provide electric service in Carbon County, Montana.
What was the worst power outage in Carbon County?
The largest outage recorded by DOE's EAGLE-I system since 2014 was Sep 3–4, 2024. It peaked at 3,383 customers without power (52% of the county). NOAA storm reports for that period point to severe thunderstorms.
How often does the power go out in Carbon County?
EAGLE-I has recorded 130 significant outages here since late 2014. From 2018 to 2025 the average customer lost about 4 hr 17 min of power per year, and on 68 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. "Carbon County, MT Power Outages." Accessed November 3, 2026. https://poweroutagetracker.com/outages/montana/carbon-county