Sodium in Ohio well water
In Ohio, sodium was detected in 100% of 15,364 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 Ohio 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 Ohio: 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 |
|---|---|---|---|---|---|
| Ashland | no limit | 624 | 100% | 39 | 210 mg/L |
| Athens | no limit | 69 | 100% | 68 | 870 mg/L |
| Belmont | no limit | 30 | 100% | 31 | 280 mg/L |
| Butler | no limit | 182 | 100% | 31 | 161 mg/L |
| Champaign | no limit | 1,352 | 100% | 20 | 366 mg/L |
| Clark | no limit | 708 | 100% | 11 | 91.9 mg/L |
| Coshocton | no limit | 181 | 100% | 16 | 100,000 mg/L |
| Darke | no limit | 30 | 100% | 12.9 | 67.1 mg/L |
| Fairfield | no limit | 33 | 100% | 32 | 110 mg/L |
| Franklin | no limit | 482 | 100% | 15 | 1,400 mg/L |
| Geauga | no limit | 161 | 100% | 25 | 71,000 mg/L |
| Greene | no limit | 105 | 100% | 10.9 | 115 mg/L |
| Guernsey | no limit | 36 | 100% | 110 | 64,000 mg/L |
| Hamilton | no limit | 123 | 100% | 29 | 330 mg/L |
| Jefferson | no limit | 160 | 100% | 26 | 3,800 mg/L |
- Colerain township, Hamilton County100% detected of 49
- Concord township, Champaign County100% detected of 1,302
- Monclova township, Lucas County100% detected of 2,146
- Columbus, Franklin County100% detected of 306
- Jackson township, Franklin County100% detected of 59
- Hamilton township, Franklin County100% detected of 90
- Meigs township, Muskingum County100% detected of 130
- Washington township, Richland County100% detected of 1,614
- Seal township, Pike County100% detected of 97
- Mount Pleasant township, Jefferson County100% detected of 139
- Kingsville township, Ashtabula County100% detected of 2,152
- Moorefield township, Clark County100% detected of 644
- Concord township, Miami County100% detected of 60
- Claibourne township, Union County100% detected of 31
- Hanover township, Ashland County100% detected of 618
- Linton township, Coshocton County100% detected of 77
- White Eyes township, Coshocton County100% detected of 85
- Wayne township, Pickaway County100% detected of 1,232
- Spring Valley township, Greene County100% detected of 42
- Hamilton, Butler County100% detected of 43
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.