Power Outages in Hamilton County, TN
As of October 15, 2026 00:30 UTC, about 23 customers are without power in Hamilton County, TN across 1 reported incident. City of Chattanooga - (TN), Sequachee Valley Electric Coop and Volunteer Electric Coop publish only a system-wide total, not county figures. In 2025, the average customer here lost power for about 4.9 hours.
Hamilton County, TN is served by 3 tracked utilities.
Cite this data
- URL
- https://massoutage.com/tennessee/hamilton-county
- As of
- October 15, 2026 00:30 UTC
- Publisher
- MassOutage
MassOutage, "Power Outages in Hamilton County, TN", live data as of October 15, 2026 00:30 UTC. https://massoutage.com/tennessee/hamilton-county
0.0%of this county's ~192,776 customers are served by utilities with a county-level live feed.
System-wide total only, no county split: City of Chattanooga - (TN), Sequachee Valley Electric Coop, Volunteer Electric Coop.
| Utility | Feed | Out | Served | % out | Small outages | Incidents | Utility ETR | As of |
|---|---|---|---|---|---|---|---|---|
| City of Chattanooga - (TN) | Live · total only | not by county | - | - | - | - | - | - |
| Sequachee Valley Electric Coop | Live · total only | not by county | - | - | - | - | - | - |
| Volunteer Electric Coop | Live · total only | not by county | - | - | - | - | - | - |
Electricity-dependent residents
HHS emPOWER · data October 7, 2026Medicare beneficiaries in Hamilton 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 (23)
| ZIP | Power-dependent | Ventilators | O2 concentrators | Home dialysis |
|---|---|---|---|---|
| 37343 | 522 | 20 | 380 | ≤11 |
| 37421 | 516 | 21 | 375 | ≤11 |
| 37379 | 427 | 12 | 345 | ≤11 |
| 37363 | 414 | 14 | 317 | ≤11 |
| 37412 | 253 | ≤11 | 201 | ≤11 |
| 37415 | 223 | ≤11 | 177 | 0 |
| 37411 | 197 | ≤11 | 153 | ≤11 |
| 37341 | 176 | ≤11 | 137 | 0 |
| 37416 | 167 | ≤11 | 132 | 0 |
| 37406 | 162 | ≤11 | 119 | ≤11 |
| 37377 | 127 | ≤11 | 92 | 0 |
| 37404 | 122 | ≤11 | 93 | 0 |
| 37407 | 70 | ≤11 | 62 | 0 |
| 37373 | 64 | ≤11 | 54 | 0 |
| 37402 | 63 | ≤11 | 52 | 0 |
| 37410 | 48 | ≤11 | 36 | ≤11 |
| 37308 | 47 | 0 | 40 | 0 |
| 37302 | 41 | ≤11 | 35 | 0 |
| 37409 | 27 | 0 | 15 | 0 |
| 37408 | 20 | 0 | 12 | 0 |
| 37403 | 20 | 0 | 14 | 0 |
| 37350 | 18 | ≤11 | 13 | 0 |
| 37351 | ≤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 Hamilton County or any town and utility in it.
No active NWS alerts for Hamilton County right now.
Hamilton County has been under 30 National Weather Service alerts recently, most recently a Special Weather Statement on October 13, 2026.
- Special Weather Statement ×12
- Severe Thunderstorm Warning ×8
- Flood Watch ×3
- Wind Advisory ×3
- Local Area Emergency ×2
- Flood Advisory ×1
Latest Hamilton County, TN outage updates
A running log of how this outage has changed, updated automatically as utilities report in.
- RESOLVED
Power restored after 11m
- OUTAGE BEGAN
Outage began: 835 customers out (0.4% of the county)
- RESOLVED
Power restored after 35m
- OUTAGE BEGAN
Outage began: 851 customers out (0.5% of the county)
- RESOLVED
Power restored after 15m
- OUTAGE BEGAN
Outage began: 1,252 customers out (0.7% of the county)
- RESOLVED
Power restored after 15m
- OUTAGE BEGAN
Outage began: 524 customers out (0.3% of the county)
Hardest-hit cities in Hamilton 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 Hamilton Countyisn't available yet.
Historical reliability
In 2025, the average customer in Hamilton County went about 4.9 hours without power. Peak simultaneous outage on record reached 114,753 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 4.9 hrs.
Worst year here was 2024 (peak 62,351 customers out) · decade average 1.5 hrs without power per customer/yr.
| Year | Outage events | Peak customers out | Avg hrs/customer |
|---|---|---|---|
| 2017 | 3 | 2 | 0.0 |
| 2018 | 2 | 1 | 0.0 |
| 2019 | 615 | 2,958 | 0.2 |
| 2020 | 427 | 4,715 | 0.3 |
| 2021 | 481 | 3,859 | 0.2 |
| 2022 | 515 | 6,723 | 0.5 |
| 2023 | 665 | 35,366 | 2.4 |
| 2024 | 757 | 62,351 | 5.4 |
| 2025 | 676 | 114,753 | 4.9 |
Cost of power in Hamilton County
ENERGY & AI DEMAND →Estimated residential electricity price for Hamilton 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.
- City of Chattanooga - (TN)12.9¢164,914 cust
- Volunteer Electric Coop13.1¢105,248 cust
- Sequachee Valley Electric Coop13.8¢33,315 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 ice storms exposure · 1.5 hrs/yr of outages over the last decade.
Power outages in Hamilton County: FAQ
- How often does Hamilton County, TN lose power?
- Based on EAGLE-I records, Hamilton County, TN logged 676 distinct outage events in 2025, averaging about 4.9 hours without power per customer over the year.
- What was the worst power outage in Hamilton County, TN?
- The largest tracked outage peaked at 114,753 customers without power, beginning June 12, 2025 and lasting about 18h 45m.
- Is there a power outage in Hamilton County, TN right now?
- Yes, about 23 customers are currently without power across 1 reported incident(s).
- Which utilities serve Hamilton County, TN?
- Tracked electric providers include City of Chattanooga - (TN), Sequachee Valley Electric Coop, Volunteer Electric Coop.
Chattanooga. Outage counts for these communities are reported at the Hamilton County level shown above.
Outages are tracked at the county level; these ZIP codes fall within Hamilton County.
37302, 37308, 37315, 37336, 37341, 37343, 37350, 37351, 37363, 37373, 37377, 37379, 37402, 37403, 37404, 37406, 37407, 37408, 37409, 37410, 37411, 37412, 37415, 37416, 37421, 37450
Electric providers serving this county
From EIA-861 service territory, with official reliability where reported.
| Provider | Official SAIDI (EIA) | Live | Report outage |
|---|---|---|---|
| Sequachee Valley Electric Coop | 5.1 hrs | Live · total only | - |
| Volunteer Electric Coop | - | Live · total only | - |
| City of Chattanooga - (TN) | - | 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 Tennessee customers). Machine-readable data: /api/v1/counties/47065 and /api/v1/counties/47065/history. Live data as of .