Sodium in Kentucky well water
In Kentucky, sodium was detected in 100% of 1,852 tested private well samples.
Sodium enters wells with road salt and from softeners. EPA's guidance level of 20 mg/L matters for people on sodium-restricted diets; most people are not affected below 250 mg/L.
Check your sodium number
Type the value from your lab report. It is compared to the EPA limit, the same way the full interpretation does it.
Test your Kentucky well for sodium
Certified lab analysis of your own tap water, bottles and prepaid return shipping included. The Essential well panel covers arsenic, uranium, nitrate, lead, copper, manganese, iron, sodium and bacteria; radon and PFAS are add-ons.
Order the Tap Score well water test kit, from $209Already tested? Upload the report
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Systems that remove sodium
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Some links below are affiliate links. If you buy through one, the merchant pays us a commission at no extra cost to you. It does not change which products we list or what the data says.
For sodium
Under-sink reverse osmosis system
under-sink or countertop, about $300
Look for NSF/ANSI 58 certification listing the contaminant you need removed.
Rather have it installed and sized for your well? Book a free in-home water test with a licensed local company.
Where to get a well tested for sodium in Kentucky: certified labs, state programs and prices.
By county, from individual samples
Public monitoring samples against the EPA limit; counties with at least 30 samples.
| County | Above EPA limit | Samples | Detected | Median | Highest |
|---|---|---|---|---|---|
| Pike | no limit | 35 | 100% | 28 | 170 mg/L |
| Calloway | no limit | 32 | 100% | 3.7 | 24 mg/L |
| Carroll | no limit | 31 | 100% | 19 | 1,920 mg/L |
| Christian | no limit | 31 | 100% | 6.1 | 580 mg/L |
| Daviess | no limit | 72 | 100% | 9.4 | 8,290 mg/L |
| Edmonson | no limit | 34 | 100% | 10.3 | 83 mg/L |
| Fayette | no limit | 66 | 100% | 23.5 | 341 mg/L |
| Fleming | no limit | 40 | 100% | 265 | 8,010 mg/L |
| Graves | no limit | 65 | 100% | 8 | 103 mg/L |
| Hardin | no limit | 124 | 100% | 10.5 | 28,900 mg/L |
| Hart | no limit | 33 | 100% | 8.4 | 40,000 mg/L |
| Hopkins | no limit | 49 | 100% | 150 | 652 mg/L |
| Jefferson | no limit | 281 | 100% | 23 | 14,000 mg/L |
| Marshall | no limit | 58 | 100% | 4.15 | 100 mg/L |
| Bell | no limit | 35 | 100% | 1.9 | 312 mg/L |
- Mammoth Cave CCD, Edmonson County100% detected of 30
- Lexington-Fayette Northeast CCD, Fayette County100% detected of 34
- West Point CCD, Hardin County100% detected of 61
- Elizabethtown CCD, Hardin County100% detected of 37
- Owensboro CCD, Daviess County100% detected of 38
- Hillsboro CCD, Fleming County100% detected of 39
- North Dixie CCD, Jefferson County100% detected of 117
- Louisville West CCD, Jefferson County100% detected of 40
- Louisville Central CCD, Jefferson County100% detected of 46
- Louisville South CCD, Jefferson County100% detected of 45
Sources
- Individual samples from the USGS Water Quality Portal and state monitoring, summarized per geography. sodium counts and shares are listed on each county and town page with their sources.