Perfluorooctanesulfonic acid
35.7ng/L
Each block = 4.0 ng/L federal MCL (2024)
Short answer: Perfluorooctanoic acid (PFOA), perfluorooctanesulfonic acid (PFOS) and copper (90th percentile) are above their federal limits; 3 more are detected with no federal limit, and everything else measured is within its reference or not detected. Lantana Water Treatment Plant serves 11,558 residents.
This report uses the largest, LANTANA WATER TREATMENT PLANT. Your water bill or annual water quality report names your actual supplier.
Source: EPA SDWIS 2026Q2.
Each bar is drawn in blocks of its own limit, so the length shows how far above it the result sits.
35.7ng/L
Each block = 4.0 ng/L federal MCL (2024)
11.6ng/L
Each block = 4.0 ng/L federal MCL (2024)
1.91mg/L
Each block = 1.3 mg/L federal action level
LANTANA WATER TREATMENT PLANT (EPA PWSID FL4500784) delivers groundwater to 11,558 residents. This report reflects 29 individual PFAS result(s) from the source UCMR5 observations and the latest Lead & Copper Rule 90th-percentile result. Water hardness and disinfectant type are pending the utility's own annual report.
0health-based violations in the last 10 years
From EPA SDWIS. A clean violation history means no enforcement action was recorded; it does not cover contaminants without a limit.
No result is not a pass. Your utility's annual water quality report may list them, and a certified lab test covers your own tap.
Plumbing inside a home can add lead that the system record can't show. A tap test tells you what reaches your glass.
PFOS 35.7 ng/L, above the 4 ng/L limit (+8 more PFAS detected)
lead 1 µg/L, below the 15 µg/L action level
Screening tells you if something is worth a closer look; a lab result is the number you can act on.
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Screening: quick check, not lab-grade
Silver Lake Research
Lead, bacteria, nitrate, copper, iron, chlorine, hardness and pH
What it can't tell you: Each test gives a yes/no or a rough range, not a lab number, and it cannot detect PFAS or arsenic.
Lab-certified results
ETR Laboratories
50+ substances, including lead, copper, arsenic, nitrate, hardness and coliform bacteria
What it can't tell you: It does not test PFAS, and not every result on the panel falls under the lab's accredited scope.
When your results arrive, read them here →
Each card names which Lantana findings its current certification covers, and which it doesn't.
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PurityMap does not give a safe/unsafe verdict; it shows what the public records measured. For Lantana, PFOS 35.7 ng/L and PFOA 11.6 ng/L were measured above the 4 ng/L federal limit in EPA's 2024 testing; the lead 90th-percentile result was 1 µg/L against the 15 µg/L action level. LANTANA WATER TREATMENT PLANT (PWSID FL4500784) has a Purity Score of 26/100 (confidence: moderate), assessed at the water-system level and computed only from contaminants that were measured. Water can change in your own pipes, so a certified test is the only way to know what comes out of your tap.
LANTANA WATER TREATMENT PLANT (PWS ID FL4500784) is the public water system on record for Lantana, Florida, serving about 11,558 people. Confirm the utility on your water bill before acting on a specific finding.
Groundwater (primary source of record in EPA SDWIS).
Yes. In EPA's UCMR 5 testing (2023-04-12 to 2024-04-23), PFOS was measured at 35.7 ng/L against a 4 ng/L federal limit and PFOA was measured at 11.6 ng/L against a 4 ng/L federal limit. PFBS (10.8 ng/L, below the 2,000 ng/L EPA health advisory), PFHxA (11 ng/L, below the 400,000 ng/L state limit), PFHxS (8.8 ng/L, below the 10 ng/L federal limit) and PFNA (6.8 ng/L, below the 10 ng/L federal limit) were also detected. PFBA (11.3 ng/L), PFHpA (6.4 ng/L) and PFPeA (12.5 ng/L) were also detected; they have no federal or state limit. Reverse osmosis and filters certified to NSF/ANSI 53 for PFOA/PFOS reduce them at the tap.
LANTANA WATER TREATMENT PLANT's most recent lead 90th-percentile result (2025) was 1 µg/L, below the 15 µg/L action level. That figure comes from sampled homes; lead usually enters from a building's own pipes and fixtures, so only a test at your tap tells you what you drink.
PurityMap's current record for Lantana holds 32 findings: 3 above a reference, 5 detected within the reference, 3 detected with no limit and 21 not detected. Each finding links to its dated public record; a parameter that was never monitored is shown as pending, not as a pass.
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| Contaminant | Result | Benchmark | Status | Sampled | Source |
|---|---|---|---|---|---|
| Perfluorooctanesulfonic acid (PFOS) | 35.7 ng/L | 4.0 ng/L federal MCL (2024) | Above a historical reference; current applicability unverified | 2023-04-12 to 2024-04-23 | UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784) |
| Perfluorooctanoic acid (PFOA) | 11.6 ng/L | 4.0 ng/L federal MCL (2024) | Above a historical reference; current applicability unverified | 2023-04-12 to 2024-04-23 | UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784) |
| Copper (90th percentile) | 1.91 mg/L | 1.3 mg/L federal action level | Above the listed reference | 2021–2021 monitoring period | Lead & Copper Rule 90th-percentile: LANTANA WATER TREATMENT PLANT (FL4500784) |
| Perfluorohexanesulfonic acid (PFHxS) | 8.8 ng/L | 10 ng/L federal MCL (2024) | Within a historical reference; current applicability unverified | 2023-04-12 to 2024-04-23 | UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784) |
| Perfluorononanoic acid (PFNA) | 6.8 ng/L | 10 ng/L federal MCL (2024) | Within a historical reference; current applicability unverified | 2023-04-12 to 2024-04-23 | UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784) |
| Lead (90th percentile) | 1 µg/L | 15 µg/L federal action level | Below the listed reference | 2025–2025 monitoring period | Lead & Copper Rule 90th-percentile: LANTANA WATER TREATMENT PLANT (FL4500784) |
| Perfluorobutanesulfonic acid (PFBS) | 10.8 ng/L | 2,000 ng/L EPA health advisory (screening, not a legal limit)Screening level, not a legal limit | Within the referenced health-based guidance value | 2023-04-12 to 2024-04-23 | UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784) |
| Perfluorohexanoic acid (PFHxA) | 11 ng/L | 400,000 ng/L Michigan EGLE state MCL (strictest US state) | Within a historical reference; current applicability unverified | 2023-04-12 to 2024-04-23 | UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784) |
| Perfluorobutanoic acid (PFBA) | 11.3 ng/L | No federal or state limit; shown for transparency | Detected, no limit | 2023-04-12 to 2024-04-23 | UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784) |
| Perfluoroheptanoic acid (PFHpA) | 6.4 ng/L | No federal or state limit; shown for transparency | Detected, no limit | 2023-04-12 to 2024-04-23 | UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784) |
| Perfluoropentanoic acid (PFPeA) | 12.5 ng/L | No federal or state limit; shown for transparency | Detected, no limit | 2023-04-12 to 2024-04-23 | UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784) |
| Contaminant | Result | Benchmark | Status | Sampled | Source |
|---|---|---|---|---|---|
| 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-04-12 to 2024-04-23 | UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784) |
| 1H, 1H, 2H, 2H-perfluorodecane sulfonic acid (8:2 FTS) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-04-12 to 2024-04-23 | UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784) |
| 1H, 1H, 2H, 2H-perfluorohexane sulfonic acid (4:2 FTS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-04-12 to 2024-04-23 | UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784) |
| 1H, 1H, 2H, 2H-perfluorooctane sulfonic acid (6:2 FTS) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-04-12 to 2024-04-23 | UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784) |
| 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-04-12 to 2024-04-23 | UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784) |
| 9-Chlorohexadecafluoro-3-oxanone-1-sulfonic acid (9Cl-PF3ONS) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-04-12 to 2024-04-23 | UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784) |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) (GenX chemicals) | < 5 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2023-04-12 to 2024-04-23 | UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784) |
| Lithium | < 9 µg/L | 10 µg/L EPA health reference level (screening, not a legal limit)Screening level, not a legal limit | Not detected above the reporting limit | 2023-04-12 to 2023-10-09 | UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784) |
| N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-04-12 to 2023-10-09 | UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784) |
| N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA) | < 6 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-04-12 to 2023-10-09 | UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784) |
| Nonafluoro-3,6-dioxaheptanoic acid (NFDHA) | < 20 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-04-12 to 2024-04-23 | UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784) |
| Perfluoro (2-ethoxyethane) sulfonic acid (PFEESA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-04-12 to 2024-04-23 | UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784) |
| Perfluoro-3-methoxypropanoic acid (PFMPA) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-04-12 to 2024-04-23 | UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784) |
| Perfluoro-4-methoxybutanoic acid (PFMBA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-04-12 to 2024-04-23 | UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784) |
| Perfluorodecanoic acid (PFDA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-04-12 to 2024-04-23 | UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784) |
| Perfluorododecanoic acid (PFDoA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-04-12 to 2024-04-23 | UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784) |
| Perfluoroheptanesulfonic acid (PFHpS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-04-12 to 2024-04-23 | UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784) |
| Perfluoropentanesulfonic acid (PFPeS) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-04-12 to 2024-04-23 | UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784) |
| Perfluorotetradecanoic acid (PFTA) | < 8 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-04-12 to 2023-10-09 | UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784) |
| Perfluorotridecanoic acid (PFTrDA) | < 7 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-04-12 to 2023-10-09 | UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784) |
| Perfluoroundecanoic acid (PFUnA) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-04-12 to 2024-04-23 | UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784) |
Perfluorooctanesulfonic acid (PFOS)
Perfluorohexanesulfonic acid (PFHxS)
Perfluorobutanesulfonic acid (PFBS)
Perfluorohexanoic acid (PFHxA)
Perfluoroheptanoic acid (PFHpA)
Perfluoropentanoic acid (PFPeA)
11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS)
1H, 1H, 2H, 2H-perfluorodecane sulfonic acid (8:2 FTS)
1H, 1H, 2H, 2H-perfluorohexane sulfonic acid (4:2 FTS)
1H, 1H, 2H, 2H-perfluorooctane sulfonic acid (6:2 FTS)
4,8-Dioxa-3H-perfluorononanoic acid (ADONA)
9-Chlorohexadecafluoro-3-oxanone-1-sulfonic acid (9Cl-PF3ONS)
Hexafluoropropylene oxide dimer acid (HFPO-DA) (GenX chemicals)
N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA)
N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA)
Nonafluoro-3,6-dioxaheptanoic acid (NFDHA)
Perfluoro (2-ethoxyethane) sulfonic acid (PFEESA)
Perfluoro-3-methoxypropanoic acid (PFMPA)
Perfluoro-4-methoxybutanoic acid (PFMBA)
Perfluorododecanoic acid (PFDoA)
Perfluoroheptanesulfonic acid (PFHpS)
Perfluoropentanesulfonic acid (PFPeS)
Perfluorotetradecanoic acid (PFTA)
Perfluorotridecanoic acid (PFTrDA)
Perfluoroundecanoic acid (PFUnA)
Every value is the published result from the cited public record. A reporting limit is the lowest level the method could reliably quantify; a non-detect is not a guarantee of zero.
UCMR5 Analytical Results
UCMR5 Analytical Results: LANTANA WATER TREATMENT PLANT (FL4500784)
US EPA
State SDWIS Compliance Record
Lead & Copper Rule 90th-percentile: LANTANA WATER TREATMENT PLANT (FL4500784)
US EPA SDWIS
Methodology: how we analyze water. Prepared with AI assistance and reviewed by the PurityMap Editorial Team before publication.
Start with the hot-or-cold tap check. Where Lantana Water Treatment Plant reported something related, it's shown below.
Lead at Lantana Water Treatment Plant: 1 µg/L (90th percentile, 2025 monitoring period). Lead has no taste, so a taste neither shows nor rules it out.
Copper: 1.91 mg/L (90th percentile, 2021 monitoring period). The federal action level is 1.3 mg/L.