Watts Bar Lake

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Between Two Cities, Inside TVA's System

Watts Bar Lake occupies a position that is genuinely unusual in the Southeast lake market: it sits almost exactly midway between Knoxville and Chattanooga, with the two cities approximately 45 and 60 miles away respectively. Buyers who need access to either city get reasonable proximity to both. The lake extends 72.4 miles northeast from Watts Bar Dam — located near Spring City in Rhea County — to Fort Loudoun Dam near Lenoir City. It also creates navigable slack-water up the Clinch River for more than 20 miles and up the Emory River for 12 miles, giving the lake three distinct arm systems with different character, different fishing conditions, and different residential markets.

Watts Bar Dam was completed in January 1942, three weeks after Pearl Harbor, built quickly to provide electricity for wartime defense manufacturing in the Tennessee Valley. The lake it created became one of TVA's most productive recreational reservoirs — TVA's own sport fishing ratings place Watts Bar at or near the top in the system for crappie, black crappie, largemouth bass, and spotted bass. That fishing reputation is a central part of what draws buyers here and what defines the lake's identity among serious anglers.

Three Facts Every Buyer Must Know Before Researching Further

First: the Kingston Fossil Plant coal fly ash slurry spill on December 22, 2008. TVA's Kingston Steam Plant experienced the failure of a containment dike, releasing approximately 5.4 million cubic yards of coal fly ash slurry — the single largest industrial spill in US history at the time. The ash entered the Emory River, which flows into the Clinch River, which flows into Watts Bar Lake. EPA-supervised cleanup ran from 2009 through 2015. Fish consumption advisories from the Tennessee Department of Environment and Conservation (TDEC) apply in specific sections of the Clinch River arm and Emory River arm of the lake due to elevated levels of PCBs and other contaminants. These advisories remain in effect as of June 2026. The main body of Watts Bar Lake on the Tennessee River is not subject to the same advisory levels as the Clinch/Emory arms. Before buying — especially before purchasing a property on the Clinch or Emory arms — review current TDEC fish consumption advisories at tn.gov/environment. This is not historical context; it is active buyer disclosure information.

Second: Watts Bar Nuclear Plant operates on the east shore of the lake, in Rhea County. Unit 1 came online in 1996; Unit 2 came online in 2016, making it the most recently completed new commercial nuclear power plant in the United States. The plant is operated by TVA. It is fully licensed, routinely inspected by the Nuclear Regulatory Commission, and provides electricity to the regional grid. The plant's presence is visible from parts of the lake, is disclosed in property listings, and is a fact of life for Watts Bar residents. For buyers who have questions about proximity to an operating nuclear plant, the relevant regulatory body is the NRC at nrc.gov; the plant's emergency planning zone and radiological emergency plan are publicly available documents.

Third: four counties means four meaningfully different property tax rates. Roane County runs $1.4523 per $100 of assessed value. Rhea County recently set a rate of $1.3486 — one of the lowest in Tennessee. Loudon County runs $1.5183 outside Lenoir City. Meigs County's official rate page has not been updated since 2021; the last published rate was $1.6885. On a $500,000 lakefront home (assessed at $125,000 at TN's 25% ratio), the difference between Rhea's $1.3486 rate ($1,686/yr) and Meigs County's last published $1.6885 rate ($2,111/yr) is $425/year. Confirm county via the parcel number before running any tax estimate.

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