Power Outages in Teton County, WY
NorthWestern Energy LLC - (MT) has not reported outages here, but it only publishesactive outages, so that isn't a confirmed all-clear. Lower Valley Energy Inc publishes only a system-wide total, not county figures. There is no live feed for Fall River Rural Elec Coop Inc and High Plains Power Inc. In 2025, the average customer here lost power for about 1.8 hours.
Teton County, WY is served by 4 tracked utilities.
Cite this data
- URL
- https://massoutage.com/wyoming/teton-county
- As of
- Not available
- Publisher
- MassOutage
MassOutage, "Power Outages in Teton County, WY". https://massoutage.com/wyoming/teton-county
NorthWestern Energy LLC - (MT) only appearsin feeds while reporting outages, so no report isn't a confirmed all-clear.
Lower Valley Energy Inc publishes no county-level figures.
No live feed for Fall River Rural Elec Coop Inc and High Plains Power Inc: outages in theirservice area won't show here.
0.0%of this county's ~17,620 customers are served by utilities with a county-level live feed.
We can't see outages for: Fall River Rural Elec Coop Inc, High Plains Power Inc. Their customers are not in any number on this page; check their own outage maps.
Only visible while reporting outages: NorthWestern Energy LLC - (MT). Zero here is not a confirmed all-clear.
System-wide total only, no county split: Lower Valley Energy Inc.
| Utility | Feed | Out | Served | % out | Small outages | Incidents | Utility ETR | As of |
|---|---|---|---|---|---|---|---|---|
| Lower Valley Energy Inc | Live · total only | not by county | - | - | - | - | - | - |
| NorthWestern Energy LLC - (MT) | Outages only | none reported | - | - | - | - | - | - |
| Fall River Rural Elec Coop Inc | No live feed | can't see | - | - | - | - | - | - |
| High Plains Power Inc | No live feed | can't see | - | - | - | - | - | - |
Electricity-dependent residents
HHS emPOWER · data October 7, 2026Medicare beneficiaries in Teton 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 (7)
| ZIP | Power-dependent | Ventilators | O2 concentrators | Home dialysis |
|---|---|---|---|---|
| 83001 | 188 | 0 | 168 | ≤11 |
| 83014 | 45 | 0 | 39 | 0 |
| 83414 | ≤11 | 0 | ≤11 | 0 |
| 83025 | ≤11 | 0 | ≤11 | 0 |
| 83013 | ≤11 | 0 | ≤11 | 0 |
| 83012 | ≤11 | 0 | ≤11 | 0 |
| 83011 | ≤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 Teton County or any town and utility in it.
No active NWS alerts for Teton County right now.
Teton County has been under 11 National Weather Service alerts recently, most recently a Special Weather Statement on October 12, 2026.
- Special Weather Statement ×5
- Flood Watch ×3
- Hydrologic Outlook ×3
Latest Teton County, WY outage updates
A running log of how this outage has changed, updated automatically as utilities report in.
- RESOLVED
Power restored after 1h 20m
- OUTAGE BEGAN
Outage began: 630 customers out (3.4% of the county)
Hardest-hit cities in Teton County
Where this event is concentrated across the county's towns and townships.
Historical reliability
In 2025, the average customer in Teton County went about 1.8 hours without power. Peak simultaneous outage on record reached 1,534 customers.
The US EIA reports Wyoming utilities averaged 4.4 hrs without power per customer (SAIDI) in 2025, a cross-check on our county estimate of 1.8 hrs.
Worst year here was 2025 (peak 1,534 customers out) · decade average 0.6 hrs without power per customer/yr.
| Year | Outage events | Peak customers out | Avg hrs/customer |
|---|---|---|---|
| 2018 | 27 | 293 | 0.1 |
| 2019 | 345 | 1,177 | 0.6 |
| 2020 | 124 | 297 | 0.1 |
| 2021 | 35 | 106 | 0.0 |
| 2022 | 25 | 110 | 0.1 |
| 2023 | 72 | 204 | 0.4 |
| 2024 | 165 | 863 | 1.4 |
| 2025 | 196 | 1,534 | 1.8 |
Cost of power in Teton County
ENERGY & AI DEMAND →Estimated residential electricity price for Teton 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.
- Lower Valley Energy Inc7.0¢23,172 cust
- High Plains Power Inc14.2¢12,868 cust
- Fall River Rural Elec Coop Inc11.0¢347 cust
- NorthWestern Energy LLC - (MT)12.4¢299 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.
Relatively Moderate wildfire exposure · 0.6 hrs/yr of outages over the last decade.
Power outages in Teton County: FAQ
- How often does Teton County, WY lose power?
- Based on EAGLE-I records, Teton County, WY logged 196 distinct outage events in 2025, averaging about 1.8 hours without power per customer over the year.
- What was the worst power outage in Teton County, WY?
- The largest tracked outage peaked at 1,534 customers without power, beginning October 27, 2025 and lasting about 5h.
- Is there a power outage in Teton County, WY right now?
- No major outage is currently reported for Teton County, WY. Live coverage depends on whether local utilities report to ODIN.
- Which utilities serve Teton County, WY?
- Tracked electric providers include Lower Valley Energy Inc, NorthWestern Energy LLC - (MT).
Outages are tracked at the county level; these ZIP codes fall within Teton County.
83001, 83011, 83012, 83013, 83014, 83025, 83414
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 | Outages only | - |
| High Plains Power Inc | 5.3 hrs | No live feed | - |
| Fall River Rural Elec Coop Inc | 0.1 hrs | No live feed | - |
| Lower Valley Energy 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 Wyoming customers). Machine-readable data: /api/v1/counties/56039 and /api/v1/counties/56039/history.