Well Water in Midland County: What to Test and Why

Moderate Risk
Testing Recommended 2283 samples analyzed
Top Concerns in This County
Iron Sulfate Chloride

Why This Happens Here

Groundwater in Midland County contains iron, sulfate, and chloride at moderate levels that exceed EPA health standards. These contaminant levels are notable and warrant attention, though they are not in the highest severity range.

These minerals come from the rock layers beneath the county. As groundwater moves slowly through cracks and spaces in mixed rock types, iron dissolves naturally from the stone. Sulfate and chloride are ancient minerals trapped in the same rock, and they dissolve into the water as it sits in contact with the stone over time.

Groundwater in Midland County is notably high in iron and sulfate, the specific minerals that give the water its character. Iron dissolves from the bedrock as water moves through it, while sulfate comes from minerals in the same layers. These mineral characteristics are common across wells in this county.

What This Means for You

Wells in Midland County commonly contain chloride, iron, and sulfate at levels that exceed EPA health standards. Chloride at high levels can harm people with certain health conditions, especially those watching their sodium intake or managing heart disease. Iron itself is not a direct health hazard, but sulfate in drinking water can cause digestive problems, particularly for people with sensitive stomachs or certain illnesses.

Hard water is common in Midland County wells due to moderate iron, sodium, and sulfate levels. You may see reddish-brown stains on sinks, toilets, and laundry from the iron. The moderate sodium and sulfate can affect water taste and create a slightly salty or bitter flavor. Over time, these minerals build up inside water heaters and pipes, shortening their lifespan.

We recommend testing your well because every well is different, and your water may have higher or lower levels than what is common in the county. Testing is the only way to know what is actually in your water so it can be properly treated. A comprehensive metals and minerals panel typically costs $200-400. Iron filtration systems or water softeners can address these concerns.

Not sure if your well is affected? Get certified results in 5–7 days.

Test Your Well Water with Tap Score →

Contaminant Detection Data

Contaminant Samples % Above MCL Distribution Confidence Risk
Iron 43 35% 54% · 12% · 35% Moderate High
Sulfate 37 24% 65% · 11% · 24% Moderate High
Chloride 51 14% 69% · 18% · 14% Moderate Moderate
Uranium 2 0% 100% · 0% · 0% Low Low
PFNA ⓘ municipal 8 0% 100% · 0% · 0% Low Safe
Lead 3 0% 100% · 0% · 0% Low Low
Fluoride 10 0% 100% · 0% · 0% Low Low
PFOS ⓘ municipal 8 0% 100% · 0% · 0% Low Safe
PFHxS ⓘ municipal 8 0% 100% · 0% · 0% Low Safe
Nitrate 10 0% 100% · 0% · 0% Low Low
Nitrite 10 0% 100% · 0% · 0% Low Low
HFPO-DA (GenX) ⓘ municipal 8 0% 100% · 0% · 0% Low Safe
PFOA ⓘ municipal 8 0% 100% · 0% · 0% Low Safe
Arsenic 13 0% 69% · 31% · 0% Low Low
Sodium 43 Moderate Low
pH 8 Low Low
Manganese 1 0% 100% · 0% · 0% Low Safe
PFBS ⓘ municipal 8 100% · 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.

Data shows potential risk — a certified test confirms whether your water is affected.

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