Southwest Florida · Tampa Bay

What's in your tap water, area by area

Each page uses one water system's own test results: which contaminants run above health guidelines, by how much, and what treats them. Find the system named on your water bill.

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Lakewood Ranch & Manatee County

Manatee County Utilities · 347,800 people

5 contaminants above guidelines · highest HAA9 1,029×

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Sarasota (city)

City of Sarasota · 55,364 people

12 contaminants above guidelines · highest TTHMs 352×

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Venice

Venice Water Department · 31,358 people

10 contaminants above guidelines · highest HAA9 94×

Coming

Port Charlotte & Charlotte County

Charlotte County Utilities · 156,367 people

6 contaminants above guidelines · highest HAA9 415×

Coming

Pinellas County

Pinellas County Utilities · 506,353 people

7 contaminants above guidelines · highest HAA9 486×

Coming

St. Petersburg

City of St. Petersburg · 349,979 people

6 contaminants above guidelines · highest HAA9 375×

Coming

Fort Myers & Lee County

Lee County Utilities · 266,949 people

8 contaminants above guidelines · highest HAA9 301×

Coming

Cape Coral

City of Cape Coral · 163,647 people

5 contaminants above guidelines · highest TTHMs 200×

Coming

Naples & Collier County

Collier County Regional · 171,370 people

4 contaminants above guidelines · highest HAA9 392×

Coming

Pasco County

Pasco County Regional · 214,403 people

9 contaminants above guidelines · highest HAA9 181×

Coming

Northwest Hillsborough

Northwest Utilities (Hillsborough County) · 206,485 people

11 contaminants above guidelines · highest HAA9 307×

Source: EWG Tap Water Database, compiled October 2026. EWG's health guidelines are far stricter than federal legal limits. Long-term averages describe the public supply, not any one home, and aren't the same as current compliance; see your utility's latest annual water quality report. Whole Home Company sells and installs home water treatment and isn't affiliated with any utility or with EWG.