Sodium in Indiana well water
In Indiana, sodium was detected in 100% of 3,603 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 Indiana 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 Indiana: 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 |
|---|---|---|---|---|---|
| Wayne | no limit | 30 | 100% | 18.1 | 124 mg/L |
| Clay | no limit | 156 | 100% | 130 | 1,470 mg/L |
| Bartholomew | no limit | 39 | 100% | 5.4 | 55 mg/L |
| Hamilton | no limit | 32 | 100% | 10 | 66.6 mg/L |
| Hancock | no limit | 67 | 100% | 8.2 | 42 mg/L |
| Hendricks | no limit | 40 | 100% | 20.5 | 52.3 mg/L |
| Jasper | no limit | 54 | 100% | 4.68 | 120 mg/L |
| Knox | no limit | 46 | 100% | 8.4 | 3,100 mg/L |
| Kosciusko | no limit | 36 | 100% | 7.9 | 150 mg/L |
| Lake | no limit | 246 | 100% | 39 | 860 mg/L |
| LaPorte | no limit | 110 | 100% | 11.2 | 211 mg/L |
| Marion | no limit | 599 | 100% | 36 | 1,700 mg/L |
| Morgan | no limit | 59 | 100% | 6.9 | 29.6 mg/L |
| Newton | no limit | 88 | 100% | 2.77 | 197 mg/L |
| Porter | no limit | 850 | 100% | 18 | 4,600 mg/L |
- Columbus township, Bartholomew County100% detected of 32
- Cleveland township, Elkhart County100% detected of 133
- Osolo township, Elkhart County100% detected of 66
- Calumet township, Lake County100% detected of 104
- North township, Lake County100% detected of 95
- Riley township, Vigo County100% detected of 50
- Sugar Creek township, Hancock County100% detected of 32
- Westchester township, Porter County100% detected of 307
- Portage township, Porter County100% detected of 43
- Washington township, Porter County100% detected of 40
- Pine township, Porter County100% detected of 454
- Posey township, Clay County100% detected of 51
- Perry township, Clay County100% detected of 84
- Perry township, Marion County100% detected of 93
- Warren township, Marion County100% detected of 84
- Wayne township, Marion County100% detected of 52
- Center township, Marion County100% detected of 152
- Lawrence township, Marion County100% detected of 68
- Decatur township, Marion County100% detected of 69
- Pike township, Marion County100% detected of 61
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.