Well Water in Franklin city: What to Test and Why

High Risk
Testing Strongly Recommended 1039 samples analyzed
Top Concerns in This County
Manganese Iron Fluoride

Why This Happens Here

Groundwater in Franklin city contains manganese, iron, and fluoride at levels that exceed EPA health standards. These contaminants are present at concentrations serious enough that well owners should take action to address them.

The Northern Atlantic Coastal Plain aquifer system in this area contains naturally occurring iron and manganese in the sand and clay layers underground. As water moves slowly through these rock layers, it picks up these metals. Fluoride also occurs naturally in the groundwater in this region.

Groundwater in Franklin city is elevated in sodium and iron. Iron comes from the surrounding sand and clay aquifer, where it naturally dissolves into water that sits underground for long periods. Most wells in this county show these characteristics to some degree.

What This Means for You

Wells in Franklin city show fluoride, iron, and manganese at levels above EPA health standards. Fluoride at high levels can cause dental fluorosis, which damages tooth enamel and creates white spots or streaks on teeth. Iron and manganese can harm your nervous system and organ function, especially in children and pregnant women. These contaminants need your attention.

County well water contains elevated sodium and moderate iron, which create real problems in your home. Sodium can affect the taste of your water and make it salty. Iron leaves rust-colored stains on sinks, toilets, and laundry that are hard to remove. These minerals also build up scale in pipes and can shorten the lifespan of water heaters and dishwashers.

Every well is different, and your water could have higher or lower levels than what is common in the county. Testing is the only way to know what is actually in your well so you can treat it properly. We recommend a comprehensive test panel that checks for metals, minerals, and bacteria, which runs between two hundred and four hundred dollars. Iron removal systems and water softeners can address these concerns once you know your exact levels.

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

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Contaminant Detection Data

Contaminant Samples % Above MCL Distribution Confidence Risk
Manganese 8 50% 50% · 0% · 50% Low High
Iron 10 40% 50% · 10% · 40% Low High
Fluoride 6 17% 33% · 50% · 17% Low High
Arsenic 5 0% 100% · 0% · 0% Low Low
Sulfate 12 0% 83% · 17% · 0% Low Low
Chloride 13 0% 92% · 8% · 0% Low Low
Chloride 13 0% 92% · 8% · 0% Low Low
Sulfate 12 0% 83% · 17% · 0% Low Low
Arsenic 5 0% 100% · 0% · 0% Low Low
pH 6 Low Low
Sodium 8 Low Low
Hardness 1 Low Safe
Total Coliform 1 0% 100% · 0% · 0% Low Safe
E. coli 1 0% 100% · 0% · 0% Low Safe
Uranium 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.

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

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