Iron in Ohio well water
In Ohio, iron was detected in 88% of 4,103 tested private well samples.
Iron is a nuisance rather than a health hazard: rust stains, metallic taste, and clogged fixtures above 300 ug/L. It often occurs with manganese and can feed iron bacteria that foul plumbing.
Check your iron 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 iron
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 iron
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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 iron
Iron and manganese oxidizing filter
whole-house, at the point of entry, about $1,800
Air-injection or greensand media; fixes staining at the source.
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 iron 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 |
|---|---|---|---|---|---|
| Licking | no limit | 87 | 100% | 1,790 | 180,000 ug/L |
| Wayne | no limit | 58 | 100% | 2,250 | 55,000 ug/L |
| Hocking | no limit | 31 | 100% | 466 | 3,790 ug/L |
| Guernsey | no limit | 36 | 100% | 1,650 | 520,000 ug/L |
| Stark | no limit | 53 | 100% | 680 | 14,000 ug/L |
| Union | no limit | 40 | 100% | 1,150 | 2,700 ug/L |
| Fairfield | no limit | 33 | 100% | 2,050 | 6,600 ug/L |
| Coshocton | no limit | 181 | 99% | 8,000 | 750,000 ug/L |
| Jefferson | no limit | 160 | 99% | 940 | 210,000 ug/L |
| Tuscarawas | no limit | 146 | 98% | 23,000 | 957,000 ug/L |
| Lucas | no limit | 79 | 97% | 300 | 5,500 ug/L |
| Athens | no limit | 72 | 97% | 5,000 | 460,000 ug/L |
| Williams | no limit | 104 | 97% | 1,310 | 6,700 ug/L |
| Sandusky | no limit | 54 | 96% | 190 | 4,800 ug/L |
| Franklin | no limit | 483 | 96% | 1,920 | 27,000 ug/L |
- Claibourne township, Union County100% detected of 31
- Dayton, Montgomery County100% detected of 51
- Jackson township, Franklin County100% detected of 59
- York township, Athens County100% detected of 33
- White Eyes township, Coshocton County100% detected of 85
- Meigs township, Muskingum County100% detected of 130
- Linton township, Coshocton County100% detected of 77
- Mount Pleasant township, Jefferson County100% detected of 138
- Concord township, Miami County98% detected of 101
- Franklin township, Tuscarawas County98% detected of 93
- Northwood, Wood County97% detected of 32
- Colerain township, Hamilton County96% detected of 95
- Columbus, Franklin County96% detected of 306
- Hamilton township, Franklin County94% detected of 90
- Miami township, Montgomery County84% detected of 141
- Hamilton, Butler County80% detected of 91
- Seal township, Pike County75% detected of 92
- Spring Valley township, Greene County74% detected of 42
- Fairfield, Butler County58% detected of 36
Sources
- Individual samples from the USGS Water Quality Portal and state monitoring, summarized per geography. iron counts and shares are listed on each county and town page with their sources.