County · Florida
Polk County, Florida: drinking water records
This overview covers 40 ZIP codes and 132 community water systems in Polk County. It also stands in for 3 ZIP codes whose utility has too little EPA data for a page of its own.
System population figures are summed from EPA registry records and can overlap where wholesalers and retail systems serve the same people. They are not a Census county-population estimate.
Water systems with the most complete records
| Water system | People served | PFAS survey results | PFAS found | Health-based violations | Lead, 9 in 10 homes at or below |
|---|---|---|---|---|---|
| Winter Haven Water Department FL6531992 | 87,537 | 540 | 4 | 1 | 7 ppb |
| Northeast FL6530617 | 60,557 | 360 | 6 | 1 | 1 ppb |
| Sws - Cypress Lakes FL6535055 | 4,065 | 60 | 0 | 1 | 2.1 ppb |
| Dundee, Town of FL6530485 | 3,824 | 120 | 0 | 14 | 2 ppb |
| Mulberry, City of FL6531237 | 3,780 | 120 | 0 | 2 | 3 ppb |
| Frostproof, City of FL6530627 | 3,425 | 120 | 1 | 3 | 1.2 ppb |
| Lakeland, City of FL6531014 | 193,297 | 120 | 0 | 0 | 0.6 ppb |
| Southwest/Polk County Utility FL6530852 | 39,209 | 118 | 2 | 0 | 1 ppb |
| Auburndale, City of FL6530090 | 35,239 | 180 | 0 | 0 | 3.2 ppb |
| Haines City, City of FL6532232 | 30,545 | 120 | 0 | 0 | 1 ppb |
| Northwest FL6532348 | 28,082 | 180 | 0 | 0 | 1.5 ppb |
| Bartow, City of FL6530315 | 21,501 | 120 | 1 | 0 | 1 ppb |
| Lake Wales, City of FL6532234 | 18,722 | 180 | 5 | 0 | 0.9 ppb |
| Central FL6534609 | 13,595 | 120 | 0 | 0 | 1.2 ppb |
| Davenport, City of FL6530431 | 9,043 | 120 | 2 | 0 | 2.8 ppb |
| Lake Alfred, City of FL6530321 | 5,584 | 60 | 2 | 0 | 1.8 ppb |
| City of Fort Meade FL6530320 | 5,455 | 60 | 0 | 0 | 1.6 ppb |
| East Water System FL3531744 | 5,052 | 180 | 0 | 0 | 1 ppb |
| Wahneta Water System FL6531917 | 4,500 | 60 | 0 | 0 | 0.2 ppb |
| Lake Hamilton, Town of FL6530977 | 2,430 | 0 | 0 | 11 | 0.7 ppb |
| Westgate River Ranch ; RV Resort FL3531517 | 2,100 | 0 | 0 | 3 | 5.6 ppb |
| City of Lake Wales/Park Water Company FL6530408 | 1,948 | 60 | 0 | 0 | 2.3 ppb |
| Lake Region Mobile Home Village FL6530995 | 930 | 0 | 0 | 1 | 1 ppb |
| Sweetwater Community INC FL6535171 | 640 | 0 | 0 | 1 | 3.4 ppb |
| Lakemont Ridge Home ; RV Park FL6531527 | 469 | 0 | 0 | 2 | 0 ppb |
ZIP reports in Polk County
No ZIP report in this county is published yet.
These ZIP codes are covered by this overview because their utility has too little EPA data for a separate page: 33835, 33855, 33858.
Sources and scope
EPA UCMR 5 occurrence data, samples collected 2023-01-03 – 2026-06-17, final release, August 2026 (file dated Aug 28, 2026); EPA SDWIS via ECHO, 2026Q2 extract (file dated Jul 9, 2026); EPA service-area boundaries v3.0; Census 2020 ZCTAs. Page generated 2026-09-03.
Counts cover the systems that report this county to EPA. A water system may cross county lines. "Found" means at least one result at or above the laboratory reporting level; it is not a compliance finding.