When will the power be back in Jefferson County, TN?

See current outages near you, plus an independent restoration forecast when enough trend data exists · Tennessee

No significant county-wide outage reported in Jefferson County, TN right now.

Lights out where you are? Very small or brand-new outages can take a few minutes to reach county-level data — check your exact address on the live map, and see what to check before you report it.

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Elsewhere in Tennessee: 1,429 customers reported out — statewide status.

Updated 11:31 PM EDT.

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⚡ No power in Jefferson, TN? We'll notify you when the outage we're tracking looks mostly restored.

An alert when an outage is detected here, another once a dependable restoration estimate is ready, and an all-clear when the outage we're tracking looks substantially restored (~90% of customers back). No email, no account — anonymous usage stats only.

Our restoration forecast is independent and unofficial, never the utility's commitment. How it works · How accurate it has been

Who serves Jefferson County?

County-wide coverage, with utility detail where available. Serving utilities tracked here include Appalachian Electric Cooperative, Holston Electric Cooperative ↗ and Knoxville Utilities Board ↗, alongside the nationwide county-by-county tally. City of Newport also serves parts of this county — we don't yet read its own live outage map. Multiple utilities serve parts of this area — enter a street address above for your exact provider.

Outage history — Jefferson County, TN

Last significant outage: Sep 24, 2026 — peaked at 1,314 customers, restored in ~30 min (no severe weather).

Across the 10 significant outages tracked here, restoration typically ran about 2.3 hr.

This county-level list covers larger outages (about 200+ customers at peak, lasting 30 minutes or more) — oldest listed: Aug 17, 2026. Smaller or briefer interruptions aren't listed.

Longer-term outage history — Jefferson County, TN

Federal outage records (EAGLE-I, kept by the U.S. Department of Energy) show 266 notable outages (200+ customers at peak) here between 2014 and 2025 — including 1 major event of 10,000+ customers. Typical restoration ran ~2 hr (median), and outages here have been most common in summer.

Largest on record: ~11,865 customers out in August 2023, restored after about 36.5 hr. The busiest year on record here was 2024.

Source: EAGLE-I (Oak Ridge National Laboratory / U.S. Department of Energy), county-level records 2014–2025 measured by the same rules as our tracking archive above, over a far longer period than we have been tracking — the same method, a different set of outages. These are federal historical records, not events tracked live by this site.

Communities covered

Communities in Jefferson County include Jefferson City, Dandridge, White Pine, New Market, Baneberry and Strawberry Plains. Searches and the live map cover every address in the county, named here or not.

Common questions

How do I report a power outage in Jefferson County, TN?

Report it to your electric utility — crews are dispatched from customer reports. Utilities serving parts of Jefferson include Appalachian Electric Cooperative, Holston Electric Cooperative, Knoxville Utilities Board and others — service areas overlap and county lines don't decide your provider, so confirm yours, then use its outage line or website. Reporting a downed line also helps crews find the fault faster. In a life-threatening emergency, call 911.

Nearby counties & areas

Hamblen County · Grainger County · Sevier County · Cocke County · Union County · Knox County · Claiborne County · Greene County

All Tennessee outage pages · All states