Testing shows no contaminants in Seminole County's groundwater at levels that exceed EPA health standards. Contaminant levels in this county are low, which is good news for well owners.
The surficial aquifer here sits in sand and sandy soil that naturally filters water well as it moves down from the surface. This area's sandy geology and relatively low industrial activity help keep the groundwater clean. The flat terrain and sandy soils also drain water quickly, which limits the time contaminants spend filtering through to the aquifer.
Water quality data for hardness and iron are not available for this county, so the mineral character of individual wells cannot be described with certainty. The surficial aquifer in sandy areas often produces water that is soft to moderately hard depending on local soil conditions. Well characteristics vary across Seminole County, so your water quality will depend on your specific location and well depth.
Wells in Seminole County are not showing contaminants that exceed EPA health standards based on current county data. This is good news for your water quality. However, every well is different and can have its own unique issues.
We don't have detailed information about mineral levels like iron, sodium, or hardness in Seminole County wells, so we can't describe specific aesthetic problems that are common here. Your well water might have minerals that affect taste, staining, or scale buildup, or it might not.
We recommend testing your well water to find out exactly what is in it. Testing is the only way to know if your water needs treatment. A basic screening for bacteria and nitrate costs around fifty to one hundred dollars and is a good starting point. Water softeners or iron filters can address mineral concerns if testing shows they are needed.
Not sure if your well is affected? Get certified results in 5–7 days.
Test Your Well Water with Tap Score →| Contaminant | Samples ⓘ | % Above MCL ⓘ | Distribution ⓘ | Confidence ⓘ | Risk ⓘ |
|---|---|---|---|---|---|
| Iron | 392 | 28% | High | High | |
| Chloride | 469 | 23% | High | High | |
| PFOS ⓘ municipal | 50 | 14% | Moderate | Moderate | |
| PFOA ⓘ municipal | 50 | 10% | Moderate | Moderate | |
| Sulfate | 450 | 8% | High | Moderate | |
| Arsenic | 368 | 1% | High | Low | |
| Lead | 368 | 1% | High | Low | |
| Manganese | 368 | 1% | High | Low | |
| PFNA ⓘ municipal | 50 | 0% | Moderate | Safe | |
| Nitrate | 599 | 0% | High | Low | |
| PFHxS ⓘ municipal | 50 | 0% | Moderate | Low | |
| Nitrite | 600 | 0% | High | Low | |
| HFPO-DA (GenX) ⓘ municipal | 50 | 0% | Moderate | Safe | |
| Fluoride | 118 | 0% | High | Low | |
| E. coli | 38* | 0% | Moderate | Low | |
| Fecal Coliform | 46* | 0% | Moderate | Low | |
| PFBS ⓘ municipal | 50 | — | Moderate | Low | |
| Hardness | 14 | — | Low | Low | |
| Total Coliform | 85* | 0% | Moderate | Low | |
| pH | 562 | — | High | Low | |
| Sodium | 450 | — | High | 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.
* Microbial contaminants (E. coli, coliform) reflect only samples from the last 10 years.
Data shows potential risk — a certified test confirms whether your water is affected.
Order a Tap Score Test →Population-level CDC data. Not individual risk prediction.
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