Power Outages in Johnson County, TN
No live outage feed is available for Johnson County, TN yet — live coverage depends on local utilities reporting to ODIN. In 2025, the average customer here lost power for about 0.0 hours.
Johnson County, TN is served by local tracked utilities.
Johnson County's utilities do not report live data to ODIN, so real-time outage counts aren't available here. The historical record below is complete.
No active NWS alerts for Johnson County right now.
Johnson County has been under 7 National Weather Service alerts recently — most recently a Flood Watch on July 13, 2026.
- Flood Watch ×7
Hardest-hit cities in Johnson County
Where this event is concentrated across the county's towns and townships.
Historical reliability
In 2025, the average customer in Johnson County went about 0.0 hours without power. Peak simultaneous outage on record reached 4 customers.
| Year | Outage events | Peak customers out | Avg hrs/customer |
|---|---|---|---|
| 2025 | 3 | 4 | 0.0 |
Relatively Low ice storms 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 Johnson County: FAQ
- How often does Johnson County, TN lose power?
- Based on EAGLE-I records, Johnson County, TN logged 3 distinct outage events in 2025, averaging about 0.0 hours without power per customer over the year.
- What was the worst power outage in Johnson County, TN?
- The largest tracked outage peaked at 4 customers without power, beginning September 4, 2025 and lasting about 5h 45m.
- Is there a power outage in Johnson County, TN right now?
- No major outage is currently reported for Johnson County, TN. Live coverage depends on whether local utilities report to ODIN.
Outages are tracked at the county level; these ZIP codes fall within Johnson County.
37640, 37680, 37683, 37688, 37691
Machine-readable data: /api/v1/counties/47091 and /api/v1/counties/47091/history. Historical figures derive from the DOE/ORNL EAGLE-I dataset (EAGLE-I tracked roughly 0% of Tennessee customers).