County-by-county well water reports for all 67 Florida counties, built from groundwater samples collected by the USGS, the EPA and the Florida Department of Environmental Protection, private well counts from the Florida Department of Health, and USGS water-use records. Statewide, the typical sampled well has 12.4 gpg of hardness, and 35% of wells have iron above the EPA guideline of 0.3 mg/L.
Explore Florida well water by county
Florida Counties
All 67 Florida counties, A to Z. Counties marked “coming soon” are being added regularly.
- Alachua County
- Baker County
- Bay County
- Bradford County
- Brevard County
- Broward County coming soon
- Calhoun County
- Charlotte County coming soon
- Citrus County
- Clay County
- Collier County
- Columbia County
- DeSoto County
- Dixie County
- Duval County coming soon
- Escambia County coming soon
- Flagler County coming soon
- Franklin County
- Gadsden County
- Gilchrist County
- Glades County
- Gulf County
- Hamilton County
- Hardee County
- Hendry County
- Hernando County
- Highlands County
- Hillsborough County coming soon
- Holmes County
- Indian River County
- Jackson County
- Jefferson County
- Lafayette County coming soon
- Lake County
- Lee County coming soon
- Leon County
- Levy County
- Liberty County
- Madison County
- Manatee County coming soon
- Marion County
- Martin County
- Miami-Dade County coming soon
- Monroe County coming soon
- Nassau County
- Okaloosa County coming soon
- Okeechobee County
- Orange County coming soon
- Osceola County
- Palm Beach County coming soon
- Pasco County
- Pinellas County coming soon
- Polk County
- Putnam County
- Santa Rosa County coming soon
- Sarasota County
- Seminole County
- St. Johns County
- St. Lucie County
- Sumter County
- Suwannee County
- Taylor County
- Union County
- Volusia County
- Wakulla County
- Walton County
- Washington County
Florida Well Water Compared to the U.S.
| Share of wells with… | FloridaFL | United StatesUS |
|---|---|---|
| Hard water (above 7 gpg) | 79% | 60% |
| Iron above 0.3 mg/L | 35% | 19% |
| Manganese above 0.05 mg/L | 8% | 21% |
| Dissolved solids above 500 mg/L | 22% | 15% |
| Acidic water (pH below 6.5) | 15% | 14% |
| Nitrate above 10 mg/L (EPA limit) | 2% | 4% |
| Arsenic above 10 µg/L (EPA limit) | 3% | 7% |
| Median hardness | 12.4 gpg | — |
| Median pH | 7.2 | 7.3 |
Florida: share of sampled wells (all well types, samples since 2000) whose typical value exceeds the level, from the Water Quality Portal. United States: USGS Circular 1332, about 2,100 domestic wells in 48 states sampled 1991 to 2004. Well types and years differ, so read this as a broad comparison.
Use the free well water diagnostic calculator to turn your own test results into a treatment plan.