Houghton County's groundwater comes from mixed rock layers called other rocks. These are a jumble of different stone types underground that hold water in cracks and spaces between the grains. The water moves slowly through these layers as it fills your well.
Iron and arsenic come straight from the rock itself. Water moving through these underground stones dissolves iron from the minerals in the rock. Arsenic sits locked inside certain minerals and leaches into the water over time. Chloride appears in smaller amounts, mostly from natural sources deep underground rather than from road salt or other human activity.
Your water is extremely hard and loaded with minerals. The high levels of sodium and sulfate mean your water tastes salty or bitter and leaves stains on dishes and fixtures. Iron at 425 parts per million causes dark orange or brown stains on sinks, toilets, and laundry. You need to test your well and consider treatment options like a water softener or iron removal system.
Iron in Houghton County well water exceeds EPA health standards. Your area also has arsenic and chloride at levels that warrant testing. These three contaminants together make it important to know what is in your water before deciding what to do.
Long-term exposure to high iron can cause problems over time. More immediately, you will notice orange or brown stains on sinks, toilets, and laundry. The water here is extremely hard, which means scale builds up fast on pipes and fixtures. High sodium and sulfate levels can give the water a bitter or salty taste.
Get your well tested by a state-certified lab. A basic health screen for bacteria and nitrate costs $50–100. A comprehensive mineral and metals panel runs $200–400 and will show exactly what you are dealing with. An iron removal system combined with water softening can address multiple problems at once.
| Contaminant | Samples ⓘ | % Above MCL ⓘ | Distribution ⓘ | Confidence ⓘ | Risk ⓘ |
|---|---|---|---|---|---|
| Iron | 19 | 67% | 21% · 16% · 63% | Moderate | High |
| Sulfate | 2 | 0% | 100% · 0% · 0% | Low | Low |
| Arsenic | 4 | 0% | 75% · 25% · 0% | Low | Low |
| Lead | 6 | 0% | 67% · 33% · 0% | Low | Moderate |
| Fluoride | 2 | 0% | 100% · 0% · 0% | Low | Low |
| Uranium | 23 | 0% | 100% · 0% · 0% | Moderate | Low |
| pH | 10 | — | — | Low | Low |
| E. coli | 1 | 0% | 100% · 0% · 0% | Low | Safe |
| Hardness | 10 | — | — | Low | Low |
| Manganese | 1 | 0% | 100% · 0% · 0% | Low | Safe |
| Nitrate | 10 | — | — | Low | Low |
| Chloride | 1 | 0% | 100% · 0% · 0% | Low | Safe |
| Nitrate | 1 | 0% | 100% · 0% · 0% | Low | Safe |
| Sodium | 41 | — | — | Moderate | Low |
| Fecal Coliform | 1 | — | — | Low | Safe |
| Nitrite | 1 | 0% | 100% · 0% · 0% | Low | Safe |
MCL = Maximum Contaminant Level (EPA limit for public water; used as benchmark for private wells). Distribution shows % of sampled wells in each concentration band. Methodology.
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