Well Water in Monroe County: What to Test and Why

High Risk
Testing Strongly Recommended 25604 samples analyzed
Top Concerns in This County
Iron Manganese

Why This Happens Here

Water in Monroe County comes from old rock layers made of sandstone and shale that formed hundreds of millions of years ago. These rocks sit deep underground and hold water in tiny cracks and spaces between the grains. The water fills these small openings and moves slowly through the rock.

Iron and manganese dissolve straight out of the rock itself as water sits in contact with it over time. Arsenic also comes from the rock minerals in these layers. The slow movement of water through the sandstone and shale means contaminants have more time to dissolve and build up in your well.

The water here is extremely hard and loaded with minerals like iron, sodium, and sulfate. You will notice orange-brown stains on sinks and laundry from the iron. The high sodium and sulfate content affects how the water tastes and how it behaves in pipes and appliances, causing scaling and buildup.

What This Means for You

Iron and manganese in Monroe County well water exceed EPA health standards. This is a high-urgency situation that demands immediate testing. Arsenic is also present in the area and needs to be ruled out for your family's health.

Long-term exposure to iron and manganese can affect your brain and nervous system. You will definitely notice heavy orange-brown staining on sinks, toilets, and laundry. The water will taste metallic and leave crusty buildup on pipes and fixtures. Extremely high sodium and sulfate levels will also cause scaling and a bitter taste.

Contact a state-certified lab right away and request testing for bacteria, nitrate, arsenic, iron, manganese, and metals. A comprehensive panel typically costs $200–400. A whole-house treatment system combining sediment filtration and oxidation can remove iron and manganese before water enters your home.

Contaminant Detection Data

Contaminant Samples % Above MCL Distribution Confidence Risk
Iron 33 44% 39% · 18% · 42% Moderate High
Manganese 8 29% 38% · 38% · 25% Low High
Arsenic 2 0% 100% · 0% · 0% Low Low
Chloride 48 0% 94% · 6% · 0% Moderate Low
Fluoride 7 0% 100% · 0% · 0% Low Low
Nitrate 25 0% 100% · 0% · 0% Moderate Low
Sulfate 33 0% 97% · 3% · 0% Moderate Low
Hardness 28 Moderate Low
Lead 1 0% 100% · 0% · 0% Low Safe
Nitrate 22 Moderate Low
Nitrite 1 0% 100% · 0% · 0% Low Safe
pH 9 Low Low
Sodium 35 Moderate Low

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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