Power Outages in Carter County, TN
As of October 15, 2026 00:30 UTC, about 8 customers are without power in Carter County, TN across 1 reported incident. City of Elizabethton - (TN) and Johnson City - (TN) publish only a system-wide total, not county figures. There is no live feed for Mountain Electric Coop, Inc, so outages in their service area aren't counted. In 2026, the average customer here lost power for about 0.1 hours.
Carter County, TN is served by 4 tracked utilities.
Cite this data
- URL
- https://massoutage.com/tennessee/carter-county
- As of
- October 15, 2026 00:30 UTC
- Publisher
- MassOutage
MassOutage, "Power Outages in Carter County, TN", live data as of October 15, 2026 00:30 UTC. https://massoutage.com/tennessee/carter-county
Not counted: no live feed for Mountain Electric Coop, Inc.
0.0%of this county's ~30,846 customers are served by utilities with a county-level live feed.
We can't see outages for: Mountain Electric Coop, Inc. Their customers are not in any number on this page; check their own outage maps.
Only visible while reporting outages: Town of Erwin - (TN). Zero here is not a confirmed all-clear.
System-wide total only, no county split: City of Elizabethton - (TN), Johnson City - (TN).
| Utility | Feed | Out | Served | % out | Small outages | Incidents | Utility ETR | As of |
|---|---|---|---|---|---|---|---|---|
| City of Elizabethton - (TN) | Live · total only | not by county | - | - | - | - | - | - |
| Johnson City - (TN) | Live · total only | not by county | - | - | - | - | - | - |
| Town of Erwin - (TN) | Outages only | none reported | - | - | - | - | - | - |
| Mountain Electric Coop, Inc | No live feed | can't see | - | - | - | - | - | - |
Electricity-dependent residents
HHS emPOWER · data October 7, 2026Medicare beneficiaries in Carter 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 (4)
| ZIP | Power-dependent | Ventilators | O2 concentrators | Home dialysis |
|---|---|---|---|---|
| 37643 | 871 | 23 | 771 | ≤11 |
| 37687 | 120 | ≤11 | 106 | ≤11 |
| 37658 | 120 | ≤11 | 104 | ≤11 |
| 37694 | 48 | ≤11 | 45 | 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 Carter County or any town and utility in it.
No active NWS alerts for Carter County right now.
Carter County has been under 19 National Weather Service alerts recently, most recently a Special Weather Statement on October 13, 2026.
- Special Weather Statement ×7
- Wind Advisory ×5
- High Wind Warning ×3
- Flood Advisory ×2
- High Wind Watch ×2
Latest Carter County, TN outage updates
A running log of how this outage has changed, updated automatically as utilities report in.
- RESOLVED
Power restored after 10m
- OUTAGE BEGAN
Outage began: 1,287 customers out (4.2% of the county)
Hardest-hit cities in Carter 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 Carter Countyisn't available yet.
Historical reliability
In 2026, the average customer in Carter County went about 0.1 hours without power. Peak simultaneous outage on record reached 1,287 customers.
The US EIA reports Tennessee utilities averaged 3.8 hrs without power per customer (SAIDI) in 2025, a cross-check on our county estimate of 0.1 hrs.
Cost of power in Carter County
ENERGY & AI DEMAND →Estimated residential electricity price for Carter 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.
- Johnson City - (TN)13.2¢72,729 cust
- City of Elizabethton - (TN)12.3¢23,381 cust
- Mountain Electric Coop, Inc13.1¢12,388 cust
- Town of Erwin - (TN)13.1¢7,669 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 High high winds exposure.
FEMA rates this county’s social vulnerability very high: outages hit harder where communities are less able to respond and recover.
All hazard rankings →Power outages in Carter County: FAQ
- How often does Carter County, TN lose power?
- Based on EAGLE-I records, Carter County, TN logged 13 distinct outage events in 2026, averaging about 0.1 hours without power per customer over the year.
- What was the worst power outage in Carter County, TN?
- The largest tracked outage peaked at 1,287 customers without power, beginning September 19, 2026 and lasting about 3d 5h.
- Is there a power outage in Carter County, TN right now?
- Yes, about 8 customers are currently without power across 1 reported incident(s).
- Which utilities serve Carter County, TN?
- Tracked electric providers include City of Elizabethton - (TN).
Outages are tracked at the county level; these ZIP codes fall within Carter County.
37643, 37658, 37682, 37687, 37694
Electric providers serving this county
From EIA-861 service territory, with official reliability where reported.
| Provider | Official SAIDI (EIA) | Live | Report outage |
|---|---|---|---|
| Mountain Electric Coop, Inc | 1.3 hrs | No live feed | - |
| Johnson City - (TN) | 1.7 hrs | Live · total only | - |
| City of Elizabethton - (TN) | - | Live · total only | - |
| Town of Erwin - (TN) | - | Outages 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 Tennessee customers). Machine-readable data: /api/v1/counties/47019 and /api/v1/counties/47019/history. Live data as of .