County · Florida
Collier County, Florida: drinking water records
This overview covers 22 ZIP codes and 13 community water systems in Collier County. It also stands in for 4 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 |
|---|---|---|---|---|---|
| Collier County Regional WTP FL5114069 | 216,993 | 91 | 0 | 0 | 1.2 ppb |
| Naples Water Dept FL5110198 | 83,804 | 60 | 5 | 0 | 1.3 ppb |
| Marco Island Utilities (City Of) FL5110183 | 31,830 | 240 | 7 | 0 | 2.9 ppb |
| Immokalee Water FL5110142 | 26,841 | 180 | 3 | 0 | 0.9 ppb |
| Port of the Islands FL5110230 | 1,200 | 0 | 0 | 3 | 0.1 ppb |
| Tenkiller Waterworks, INC. OK1021756 | 860 | 0 | 0 | 7 | 8.2 ppb |
| Goodland Water Company FL5110118 | 853 | 120 | 2 | 0 | 4.7 ppb |
| Southtown MHP MI0040060 | 160 | 0 | 0 | 1 | 0 ppb |
| Lee Cypress Co-Op FL5110058 | 82 | 0 | 0 | 7 | 4.6 ppb |
| Big Cypress Park Headquarters FL5110087 | 50 | 0 | 0 | 4 | 7.4 ppb |
| Ave Maria Utility Company, Lllp FL5114154 | 11,982 | 0 | 0 | 0 | 0.4 ppb |
| Everglades City FL5110089 | 2,978 | 0 | 0 | 0 | 4.3 ppb |
| Maple Lane Associates NY1010862 | 147 | 0 | 0 | 0 | 1 ppb |
ZIP reports in Collier 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: 34117, 34137, 34138, 34141.
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.