Power Outages in Cascade County, MT
As of October 15, 2026 00:30 UTC, about 43 customers are without power in Cascade County, MT across 5 reported incidents. Fergus Electric Coop, Inc, NorthWestern Energy LLC - (MT) and Sun River Electric Coop, Inc publish only a system-wide total, not county figures. There is no live feed for NorthWestern Energy and WAPA-- Western Area Power Administration, so outages in their service area aren't counted. In 2025, the average customer here lost power for about 4.1 hours.
Cascade County, MT is served by 5 tracked utilities.
Cite this data
- URL
- https://massoutage.com/montana/cascade-county
- As of
- October 15, 2026 00:30 UTC
- Publisher
- MassOutage
MassOutage, "Power Outages in Cascade County, MT", live data as of October 15, 2026 00:30 UTC. https://massoutage.com/montana/cascade-county
- Sun River Electric Coop, Inc
- NorthWestern Energy LLC - (MT)
Not counted: no live feed for NorthWestern Energy and WAPA-- Western Area Power Administration.
0.0%of this county's ~39,921 customers are served by utilities with a county-level live feed.
We can't see outages for: NorthWestern Energy, WAPA-- Western Area Power Administration. Their customers are not in any number on this page; check their own outage maps.
System-wide total only, no county split: Fergus Electric Coop, Inc, NorthWestern Energy LLC - (MT), Sun River Electric Coop, Inc.
| Utility | Feed | Out | Served | % out | Small outages | Incidents | Utility ETR | As of |
|---|---|---|---|---|---|---|---|---|
| Fergus Electric Coop, Inc | Live · total only | not by county | - | - | - | - | - | - |
| NorthWestern Energy LLC - (MT) | Live · total only | not by county | - | - | - | - | - | - |
| Sun River Electric Coop, Inc | Live · total only | not by county | - | - | - | - | - | - |
| NorthWestern Energy | No live feed | can't see | - | - | - | - | - | - |
| WAPA-- Western Area Power Administration | No live feed | can't see | - | - | - | - | - | - |
Electricity-dependent residents
HHS emPOWER · data October 7, 2026Medicare beneficiaries in Cascade Countywho rely on electricity-dependent medical equipment (ventilators, oxygen concentrators, home dialysis, powered wheelchairs, and more). HHS reports counts of 1–10 as “≤11”. Medicare only, so the full at-risk population is larger.
By ZIP code (13)
| ZIP | Power-dependent | Ventilators | O2 concentrators | Home dialysis |
|---|---|---|---|---|
| 59405 | 696 | ≤11 | 593 | ≤11 |
| 59404 | 506 | ≤11 | 415 | ≤11 |
| 59401 | 233 | ≤11 | 204 | ≤11 |
| 59421 | 66 | 0 | 55 | 0 |
| 59412 | 33 | 0 | 29 | ≤11 |
| 59414 | 31 | 0 | 25 | ≤11 |
| 59487 | 27 | 0 | 23 | ≤11 |
| 59472 | 23 | 0 | 19 | 0 |
| 59443 | 13 | 0 | 13 | 0 |
| 59483 | ≤11 | ≤11 | ≤11 | 0 |
| 59480 | ≤11 | 0 | ≤11 | 0 |
| 59465 | ≤11 | 0 | 0 | 0 |
| 59463 | ≤11 | 0 | ≤11 | 0 |
Emergency managers can request identified beneficiary lists through their state health department via the HHS emPOWER program.
Outage began, grew, restoration estimate changed, restored: by email, Slack, Teams, Discord or signed webhook, for Cascade County or any town and utility in it.
No active NWS alerts for Cascade County right now.
Cascade County has been under 25 National Weather Service alerts recently, most recently a Dense Fog Advisory on October 13, 2026.
- Special Weather Statement ×8
- Winter Storm Warning ×7
- Flash Flood Watch ×3
- Red Flag Warning ×2
- Dense Fog Advisory ×2
- Winter Storm Watch ×2
Latest Cascade County, MT outage updates
A running log of how this outage has changed, updated automatically as utilities report in.
- RESOLVED
Power restored after 2h 55m
- IMPROVING
Improving: down to 516 customers out
- OUTAGE BEGAN
Outage began: 1,510 customers out (3.9% of the county)
- RESOLVED
Power restored after 5h 5m
- OUTAGE BEGAN
Outage began: 1,389 customers out (3.5% of the county)
Hardest-hit cities in Cascade County
Where this event is concentrated across the county's towns and townships.
Live outage counts are tracked at the county level; a city-by-city split within Cascade Countyisn't available yet.
Historical reliability
In 2025, the average customer in Cascade County went about 4.1 hours without power. Peak simultaneous outage on record reached 12,024 customers.
The US EIA reports Montana utilities averaged 4.8 hrs without power per customer (SAIDI) in 2025, a cross-check on our county estimate of 4.1 hrs.
Worst year here was 2020 (peak 5,616 customers out) · decade average 4.4 hrs without power per customer/yr.
| Year | Outage events | Peak customers out | Avg hrs/customer |
|---|---|---|---|
| 2019 | 8 | 17 | 0.0 |
| 2020 | 424 | 5,616 | 8.3 |
| 2021 | 477 | 6,002 | 5.0 |
| 2022 | 499 | 5,209 | 4.2 |
| 2023 | 426 | 1,904 | 1.6 |
| 2024 | 479 | 12,024 | 7.5 |
| 2025 | 511 | 3,633 | 4.1 |
Cost of power in Cascade County
ENERGY & AI DEMAND →Estimated residential electricity price for Cascade County, customer-weighted across the utilities serving it (US EIA, 2025). Retail prices aren't published at the county level; this is a derived estimate.
- NorthWestern Energy LLC - (MT)14.4¢333,711 cust
- Fergus Electric Coop, Inc15.9¢6,855 cust
Weighted by each utility's residential customer count (utilities report customers at the state level; a per-county share isn't published). Rising retail prices track a national demand surge; see energy & the data-center boom.
Very High winter weather exposure · 4.4 hrs/yr of outages over the last decade.
Power outages in Cascade County: FAQ
- How often does Cascade County, MT lose power?
- Based on EAGLE-I records, Cascade County, MT logged 511 distinct outage events in 2025, averaging about 4.1 hours without power per customer over the year.
- What was the worst power outage in Cascade County, MT?
- The largest tracked outage peaked at 12,024 customers without power, beginning October 4, 2024 and lasting about 2d.
- Is there a power outage in Cascade County, MT right now?
- Yes, about 43 customers are currently without power across 5 reported incident(s).
- Which utilities serve Cascade County, MT?
- Tracked electric providers include Fergus Electric Coop, Inc, NorthWestern Energy, NorthWestern Energy LLC - (MT), Sun River Electric Coop, Inc.
Great Falls. Outage counts for these communities are reported at the Cascade County level shown above.
Outages are tracked at the county level; these ZIP codes fall within Cascade County.
59401, 59404, 59405, 59412, 59414, 59421, 59443, 59463, 59465, 59472, 59477, 59480, 59483, 59485, 59487
Electric providers serving this county
From EIA-861 service territory, with official reliability where reported.
| Provider | Official SAIDI (EIA) | Live | Report outage |
|---|---|---|---|
| NorthWestern Energy LLC - (MT) | 2.1 hrs | Live · total only | - |
| WAPA-- Western Area Power Administration | - | No live feed | - |
| NorthWestern Energy | - | No live feed | - |
| Fergus Electric Coop, Inc | - | Live · total only | - |
| Sun River Electric Coop, Inc | - | Live · total only | - |
Data from DOE/ORNL ODIN, DOE EAGLE-I, EIA Form 861 (utility reliability), EIA electricity retail prices and FEMA National Risk Index, every source we read. Historical figures derive from the DOE/ORNL EAGLE-I dataset (EAGLE-I tracked roughly 0% of Montana customers). Machine-readable data: /api/v1/counties/30013 and /api/v1/counties/30013/history. Live data as of .