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Tennessee River below Nickajack Dam (Jasper 5S) — water level right now

Marion County, Tennessee · NWS gauge NKTT1
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current stage (ft)
 
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flood status
official NWS category
Official NOAA forecast → Full US flood map →

Flood stages at this gauge

Where the water stands right now against the four official thresholds:

action · 613
Flood stageLevel (ft)What it means
Action stage613water is approaching flood level — time to pay attention

Highest floods on record here

The National Weather Service has no historic crest list on file for this gauge.

Where this gauge is

The marker is this gauge; nearby gauges load live and are clickable.

Nearby river gauges

Sequatchie River near Whitwell 15 mi away · loading… Tennessee River at Chattanooga 18 mi away · loading… Mountain Creek (TN) near Red Bank 19 mi away · loading… Elk River near Pelham 24 mi away · loading… S. Chickamauga Creek near Chickamauga 24 mi away · loading… North Chickamauga Creek at Mile Straight 27 mi away · loading…

Gauge details

NWS gauge IDNKTT1
CountyMarion
StateTennessee
NWS forecast officeMorristown
River forecast centerLower Mississippi River Forecast Center
Coordinates35.009, -85.627
Time zoneCST6CDT
Turn Around, Don't Drown. Six inches of moving water can knock you off your feet and twelve inches can float a car. Never drive around barricades or into water of unknown depth — most flood deaths happen in vehicles.

Questions about Tennessee River below Nickajack Dam (Jasper 5S)

Is Tennessee River below Nickajack Dam (Jasper 5S) flooding right now?

The live reading at the top of this page answers that: the gauge is compared against its official NWS flood stages every 15 minutes. Blue means normal, yellow is action stage, orange minor, red moderate and dark red major flooding.

What is flood stage for Tennessee River below Nickajack Dam (Jasper 5S)?

action stage 613 ft. These are official National Weather Service thresholds set specifically for this gauge, not generic values.

Where does this data come from?

From the NOAA National Water Prediction Service, the official U.S. river gauge network — a U.S. government work in the public domain. Live stage is refreshed every 15 minutes; flood thresholds and historic crests are refreshed monthly. For life-safety decisions follow NWS Morristown and local emergency management.