No open health-based violations on EPA record in the last 10 years; latest legal-limit breach in the period starting July 2023.
Serves about 3,518 people (366 connections) with surface water bought from Peace River Reg Water Plant.
From EPA's record for FL6144898. PurityMap is independent of Desoto County Water System.
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1 health-based violation in the last 10 years, from EPA's SDWIS compliance database.
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| Jul–Sep 2023 | Haloacetic acids (HAA5) | 64.1667 µg/L | 0.060 mg/L | Resolved |
EPA required this system to test for 30 unregulated and emerging contaminants, from January 2025 to October 2025.
| Contaminant | Result | Limit | Status | Sampled | Source |
|---|---|---|---|---|---|
| Perfluorooctanoic acid (PFOA) | 5.1 ng/L | 4.0 ng/L federal MCL (2024) | Above a historical reference; current applicability unverified | 2025-02-11 to 2025-10-07 | UCMR5 Analytical Results: DESOTO COUNTY WATER SYSTEM (FL6144898) |
| Perfluorobutanesulfonic acid (PFBS) | 7.1 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 | 2025-02-11 to 2025-10-07 | UCMR5 Analytical Results: DESOTO COUNTY WATER SYSTEM (FL6144898) |
| Perfluorohexanoic acid (PFHxA) | 4.5 ng/L | 400,000 ng/L Michigan EGLE state MCL (strictest US state) | Within a historical reference; current applicability unverified | 2025-02-11 to 2025-10-07 | UCMR5 Analytical Results: DESOTO COUNTY WATER SYSTEM (FL6144898) |
| Perfluorobutanoic acid (PFBA) | 8.9 ng/L | No federal or state limit; shown for transparency | Detected, no limit | 2025-02-11 to 2025-10-07 | UCMR5 Analytical Results: DESOTO COUNTY WATER SYSTEM (FL6144898) |
| Perfluoroheptanoic acid (PFHpA) | 3.2 ng/L | No federal or state limit; shown for transparency | Detected, no limit | 2025-02-11 to 2025-10-07 | UCMR5 Analytical Results: DESOTO COUNTY WATER SYSTEM (FL6144898) |
| Perfluoropentanoic acid (PFPeA) | 5.8 ng/L | No federal or state limit; shown for transparency | Detected, no limit | 2025-02-11 to 2025-10-07 | UCMR5 Analytical Results: DESOTO COUNTY WATER SYSTEM (FL6144898) |
| 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 | 2025-02-11 to 2025-10-07 | UCMR5 Analytical Results: DESOTO COUNTY WATER SYSTEM (FL6144898) |
| 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 | 2025-02-11 to 2025-10-07 | UCMR5 Analytical Results: DESOTO COUNTY WATER SYSTEM (FL6144898) |
| 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 | 2025-02-11 to 2025-10-07 | UCMR5 Analytical Results: DESOTO COUNTY WATER SYSTEM (FL6144898) |
| 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 | 2025-02-11 to 2025-10-07 | UCMR5 Analytical Results: DESOTO COUNTY WATER SYSTEM (FL6144898) |
| 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-11 to 2025-10-07 | UCMR5 Analytical Results: DESOTO COUNTY WATER SYSTEM (FL6144898) |
| 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 | 2025-02-11 to 2025-10-07 | UCMR5 Analytical Results: DESOTO COUNTY WATER SYSTEM (FL6144898) |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) (GenX chemicals) | < 5 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-02-11 to 2025-10-07 | UCMR5 Analytical Results: DESOTO COUNTY WATER SYSTEM (FL6144898) |
| 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 | 2025-01-06 to 2025-10-07 | UCMR5 Analytical Results: DESOTO COUNTY WATER SYSTEM (FL6144898) |
| N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-01-06 to 2025-10-07 | UCMR5 Analytical Results: DESOTO COUNTY WATER SYSTEM (FL6144898) |
| N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA) | < 6 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-01-06 to 2025-10-07 | UCMR5 Analytical Results: DESOTO COUNTY WATER SYSTEM (FL6144898) |
| Nonafluoro-3,6-dioxaheptanoic acid (NFDHA) | < 20 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-11 to 2025-10-07 | UCMR5 Analytical Results: DESOTO COUNTY WATER SYSTEM (FL6144898) |
| Perfluoro (2-ethoxyethane) sulfonic acid (PFEESA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-11 to 2025-10-07 | UCMR5 Analytical Results: DESOTO COUNTY WATER SYSTEM (FL6144898) |
| Perfluoro-3-methoxypropanoic acid (PFMPA) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-11 to 2025-10-07 | UCMR5 Analytical Results: DESOTO COUNTY WATER SYSTEM (FL6144898) |
| Perfluoro-4-methoxybutanoic acid (PFMBA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-11 to 2025-10-07 | UCMR5 Analytical Results: DESOTO COUNTY WATER SYSTEM (FL6144898) |
| Perfluorodecanoic acid (PFDA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-11 to 2025-10-07 | UCMR5 Analytical Results: DESOTO COUNTY WATER SYSTEM (FL6144898) |
| Perfluorododecanoic acid (PFDoA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-11 to 2025-10-07 | UCMR5 Analytical Results: DESOTO COUNTY WATER SYSTEM (FL6144898) |
| Perfluoroheptanesulfonic acid (PFHpS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-11 to 2025-10-07 | UCMR5 Analytical Results: DESOTO COUNTY WATER SYSTEM (FL6144898) |
| Perfluorohexanesulfonic acid (PFHxS) | < 3 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-02-11 to 2025-10-07 | UCMR5 Analytical Results: DESOTO COUNTY WATER SYSTEM (FL6144898) |
| Perfluorononanoic acid (PFNA) | < 4 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-02-11 to 2025-10-07 | UCMR5 Analytical Results: DESOTO COUNTY WATER SYSTEM (FL6144898) |
| Perfluorooctanesulfonic acid (PFOS) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2025-02-11 to 2025-10-07 | UCMR5 Analytical Results: DESOTO COUNTY WATER SYSTEM (FL6144898) |
| Perfluoropentanesulfonic acid (PFPeS) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-11 to 2025-10-07 | UCMR5 Analytical Results: DESOTO COUNTY WATER SYSTEM (FL6144898) |
| Perfluorotetradecanoic acid (PFTA) | < 8 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-01-06 to 2025-10-07 | UCMR5 Analytical Results: DESOTO COUNTY WATER SYSTEM (FL6144898) |
| Perfluorotridecanoic acid (PFTrDA) | < 7 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-01-06 to 2025-10-07 | UCMR5 Analytical Results: DESOTO COUNTY WATER SYSTEM (FL6144898) |
| Perfluoroundecanoic acid (PFUnA) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2025-02-11 to 2025-10-07 | UCMR5 Analytical Results: DESOTO COUNTY WATER SYSTEM (FL6144898) |
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
Safe Home (EnviroTestKits)
Lead, read as one of three ranges: 0–4, 5–15 or 15+ ppb
Turnaround: 5 minutes
What it can't tell you: It shows a lead range, not an exact level, and tests nothing else unless you pay extra for the optional lab test.
Lab-certified results
ETR Laboratories
50+ substances, including lead, copper, arsenic, nitrate, hardness and coliform bacteria
Environmental Testing and Research Laboratories (ETR Labs), Leominster, MA · ISO/IEC 17025:2017, ANAB certificate AT-2638 · 2–4 business days after the lab receives it
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.
Get PurityMap updates about this water system.
Follow this water →Desoto County Water System's phone number on EPA record is 863-491-7500. Its mailing address is 2170 NE ROAN ST., ARCADIA, FL 34266.
According to EPA's record, Desoto County Water System uses surface water bought from Peace River Reg Water Plant.
EPA's record shows 1 health-based violation for Desoto County Water System in the 10 years to July 9, 2026. No open health-based violations on EPA record in the last 10 years. The latest legal-limit breach on record was in the period starting July 2023. EPA also lists 6 missed or late tests or reports in 10 years. The record comes from EPA's SDWIS compliance database.
The 90th-percentile lead result in Desoto County Water System's latest lead and copper round, which ended in December 2023, was 0.4 µg/L, below the federal action level of 15 µg/L.
PurityMap has no verified website for Desoto County Water System. Its phone number on EPA record is 863-491-7500. Its mailing address on EPA record is 2170 NE ROAN ST., ARCADIA, FL 34266. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.