The state has 4,043 home well records for Jefferson County.
The median well is 285 feet deep, 135 feet deeper than the typical Tennessee county.
Half of these wells are between 185 and 405 feet, so your well could be quite different.
- Median depth
- 285 feet
- Median yield
- 10 gallons per minute
- Median water level when drilled
- 60 feet
- Wells under 5 gallons per minute
- 17.7%
Where wells are in Jefferson County
What drillers noted about the water
Of 2,816 records with a water note, 14 mention sulfur, 2 mention iron and 113 mention cloudy, dingy or muddy water.
Those notes were made once, when each well was finished, so they don't show how common these problems are today. A water test is the only way to know what's in yours.
Wells by decade drilled
| Decade | Home wells | Median depth |
|---|---|---|
| 1960s | 283 | 175 ft |
| 1970s | 443 | 216 ft |
| 1980s | 454 | 230 ft |
| 1990s | 1,155 | 285 ft |
| 2000s | 833 | 310 ft |
| 2010s | 364 | 345 ft |
| 2020s | 377 | 350 ft |
Other counties
- Sevier County
- Blount County
- Knox County
- Monroe County
- Grainger County
- Hawkins County
- McMinn County
- Loudon County
- Cocke County
Based on residential wells in Tennessee state records, excluding abandoned wells. Last calculated 2026-10-30. These figures are not official.