Is Lake Wylie Tap Water Safe? 2026 Water Quality Report
Short answer: No measured result is above a legal limit. York County West WD (SC4620003) serves 18,273 residents.
YORK COUNTY WEST WD (SC4620003) serves Lake Wylie
Your water bill or annual water quality report names your actual supplier.
- Source
- Surface water
- YORK COUNTY WEST WD (SC4620003)This reportSC4620003 · 18,273 served
Also supplies: Smyrna
2 detected results
YORK COUNTY WEST WD (SC4620003) (EPA PWSID SC4620003) delivers surface water to 18,273 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.
- Perfluorohexanoic acid (PFHxA)EPA UCMR 5 · 2023400,000 ng/L Michigan EGLE state MCL (strictest US state)4.2ng/LWithin reference
- Perfluoropentanoic acid (PFPeA)EPA UCMR 5 · 2023No federal or state limit; shown for transparency4.9ng/LDetected · no limit
29 other contaminants tested, none detected
- 11Cl-PF3OUdS
- 4:2 FTS
- 6:2 FTS
- 8:2 FTS
- 9Cl-PF3ONS
- ADONA
- HFPO-DA (GenX)
- NEtFOSAA
- NFDHA
- NMeFOSAA
- PFBA
- PFBS
- PFDA
- PFDoA
- PFEESA
- PFHpA
- PFHpS
- PFHxS
- PFMBA
- PFMPA
- PFNA
- PFOA
- PFOS
- PFPeS
- PFTA
- PFTrDA
- PFUnA
- Lithium
- Lead (90th percentile)
Coverage by group
31 results on record- PFAS (forever chemicals)2 detected · 27 not detected
- Metals & lead1 not detected
- Disinfection by-productsNot monitored
- Other1 not detected
1health-based violation in the last 10 years
From EPA SDWIS. Counted once per contaminant per year, as in the Track record score.
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.
Health-based violations, last 10 years
Every filing is listed; the Track record score counts at most one per contaminant per year.
- Lead and copper rule revisions
Resolved
- Lead and copper rule revisionsTT
to Resolved
Test first, then treat what was found
- 01 · TestTest your own tap
A tap test can confirm levels at your home before you choose treatment.
Certified labHow to test your tap → - 02 · PFASReverse osmosis, or carbon certified for PFAS
PFHxA 4.2 ng/L, below the 400000 ng/L state limit (+1 more PFAS detected)
NSF/ANSI 58 or 53, with PFHxA/PFPeA named on the listingTreatment for PFAS →
No certified match for these concerns yet
Each card names which Lake Wylie findings its current certification covers, and which it doesn't.
As an Amazon Associate, PurityMap earns from qualifying purchases. A product appears here only when a current certification record covers at least one identified concern; every concern stays listed. The retail offer is looked up afterwards and never changes which products appear or their order. Affiliate disclosure.
No product in our catalogue has verified certification for these concerns yet.
Frequently asked questions
Is Lake Wylie tap water safe to drink?
PurityMap does not give a safe/unsafe verdict; it shows what the public records measured. For Lake Wylie, PFAS were detected below their limits, and PFPeA 4.9 ng/L with no federal or state limit. YORK COUNTY WEST WD (SC4620003) (PWSID SC4620003) has a Purity Score of 97/100 (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.
Who provides tap water in Lake Wylie?
YORK COUNTY WEST WD (SC4620003) (PWS ID SC4620003) is the public water system on record for Lake Wylie, South Carolina, serving about 18,273 people. Confirm the utility on your water bill before acting on a specific finding.
Where does Lake Wylie get its drinking water?
Surface water (primary source of record in EPA SDWIS).
Are PFAS "forever chemicals" in Lake Wylie's water?
In EPA's UCMR 5 testing (2023-01-23 to 2023-10-11), PFHxA was detected at 4.2 ng/L, below the 400,000 ng/L state limit. PFPeA (4.9 ng/L) was also detected; it has no federal or state limit.
Is there lead in Lake Wylie's tap water?
Lead is not in Lake Wylie's current published record. Lead usually enters from a building's own pipes and fixtures, so a certified home test is the way to know yours.
What does the latest Lake Wylie water report show?
PurityMap's current record for Lake Wylie holds 31 findings: 1 detected within the reference, 1 detected with no limit and 29 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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Sources and dataAll 31 records and their sourcesEPA UCMR 5 · EPA SDWIS (Lead & Copper Rule)
| Contaminant | Result | Benchmark | Status | Sampled | Source |
|---|---|---|---|---|---|
| Perfluorohexanoic acid (PFHxA) | 4.2 ng/L | 400,000 ng/L Michigan EGLE state MCL (strictest US state) | Within a historical reference; current applicability unverified | 2023-01-23 to 2023-10-11 | UCMR5 Analytical Results: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
| Perfluoropentanoic acid (PFPeA) | 4.9 ng/L | No federal or state limit; shown for transparency | Detected, no limit | 2023-01-23 to 2023-10-11 | UCMR5 Analytical Results: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
29 other contaminants tested — none detected
| 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 | 2023-01-23 to 2023-10-11 | UCMR5 Analytical Results: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
| 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 | 2023-01-23 to 2023-10-11 | UCMR5 Analytical Results: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
| 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 | 2023-01-23 to 2023-10-11 | UCMR5 Analytical Results: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
| 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 | 2023-01-23 to 2023-10-11 | UCMR5 Analytical Results: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
| 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-01-23 to 2023-10-11 | UCMR5 Analytical Results: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
| 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 | 2023-01-23 to 2023-10-11 | UCMR5 Analytical Results: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) (GenX chemicals) | < 5 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2023-01-23 to 2023-10-11 | UCMR5 Analytical Results: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
| Lead (90th percentile) | Non-Detect (ND) | 15 µg/L federal action level | Not detected above the reporting limit | 2018–2020 monitoring period | Lead & Copper Rule 90th-percentile: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
| 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 | 2023-01-23 to 2023-10-11 | UCMR5 Analytical Results: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
| N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-01-23 to 2024-01-10 | UCMR5 Analytical Results: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
| N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA) | < 6 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-01-23 to 2024-01-10 | UCMR5 Analytical Results: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
| Nonafluoro-3,6-dioxaheptanoic acid (NFDHA) | < 20 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-01-23 to 2023-10-11 | UCMR5 Analytical Results: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
| Perfluoro (2-ethoxyethane) sulfonic acid (PFEESA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-01-23 to 2023-10-11 | UCMR5 Analytical Results: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
| Perfluoro-3-methoxypropanoic acid (PFMPA) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-01-23 to 2023-10-11 | UCMR5 Analytical Results: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
| Perfluoro-4-methoxybutanoic acid (PFMBA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-01-23 to 2023-10-11 | UCMR5 Analytical Results: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
| Perfluorobutanesulfonic acid (PFBS) | < 3 ng/L | 2,000 ng/L EPA health advisory (screening, not a legal limit)Screening level, not a legal limit | Not detected above the reporting limit | 2023-01-23 to 2023-10-11 | UCMR5 Analytical Results: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
| Perfluorobutanoic acid (PFBA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-01-23 to 2023-10-11 | UCMR5 Analytical Results: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
| Perfluorodecanoic acid (PFDA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-01-23 to 2023-10-11 | UCMR5 Analytical Results: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
| Perfluorododecanoic acid (PFDoA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-01-23 to 2023-10-11 | UCMR5 Analytical Results: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
| Perfluoroheptanesulfonic acid (PFHpS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-01-23 to 2023-10-11 | UCMR5 Analytical Results: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
| Perfluoroheptanoic acid (PFHpA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-01-23 to 2023-10-11 | UCMR5 Analytical Results: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
| Perfluorohexanesulfonic acid (PFHxS) | < 3 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2023-01-23 to 2023-10-11 | UCMR5 Analytical Results: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
| Perfluorononanoic acid (PFNA) | < 4 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2023-01-23 to 2023-10-11 | UCMR5 Analytical Results: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
| Perfluorooctanesulfonic acid (PFOS) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2023-01-23 to 2023-10-11 | UCMR5 Analytical Results: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
| Perfluorooctanoic acid (PFOA) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2023-01-23 to 2023-10-11 | UCMR5 Analytical Results: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
| Perfluoropentanesulfonic acid (PFPeS) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-01-23 to 2023-10-11 | UCMR5 Analytical Results: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
| Perfluorotetradecanoic acid (PFTA) | < 8 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-01-23 to 2024-01-10 | UCMR5 Analytical Results: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
| Perfluorotridecanoic acid (PFTrDA) | < 7 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-01-23 to 2024-01-10 | UCMR5 Analytical Results: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
| Perfluoroundecanoic acid (PFUnA) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-01-23 to 2023-10-11 | UCMR5 Analytical Results: YORK COUNTY WEST WD (SC4620003) (SC4620003) |
Perfluorohexanoic acid (PFHxA)
- Result
- 4.2 ng/L
- Benchmark
- 400,000 ng/L Michigan EGLE state MCL (strictest US state)
- Status
- Within a historical reference; current applicability unverified
- Sampled
- 2023-01-23 to 2023-10-11
Perfluoropentanoic acid (PFPeA)
- Result
- 4.9 ng/L
- Benchmark
- No federal or state limit; shown for transparency
- Status
- Detected, no limit
- Sampled
- 2023-01-23 to 2023-10-11
29 other contaminants tested — none detected
11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS)
- Result
- < 5 ng/L
- Benchmark
- No federal or state limit; shown for transparency
- Status
- Not detected above the reporting limit
- Sampled
- 2023-01-23 to 2023-10-11
1H, 1H, 2H, 2H-perfluorodecane sulfonic acid (8:2 FTS)
- Result
- < 5 ng/L
- Benchmark
- No federal or state limit; shown for transparency
- Status
- Not detected above the reporting limit
- Sampled
- 2023-01-23 to 2023-10-11
1H, 1H, 2H, 2H-perfluorohexane sulfonic acid (4:2 FTS)
- Result
- < 3 ng/L
- Benchmark
- No federal or state limit; shown for transparency
- Status
- Not detected above the reporting limit
- Sampled
- 2023-01-23 to 2023-10-11
1H, 1H, 2H, 2H-perfluorooctane sulfonic acid (6:2 FTS)
- Result
- < 5 ng/L
- Benchmark
- No federal or state limit; shown for transparency
- Status
- Not detected above the reporting limit
- Sampled
- 2023-01-23 to 2023-10-11
4,8-Dioxa-3H-perfluorononanoic acid (ADONA)
- Result
- < 3 ng/L
- Benchmark
- No federal or state limit; shown for transparency
- Status
- Not detected above the reporting limit
- Sampled
- 2023-01-23 to 2023-10-11
9-Chlorohexadecafluoro-3-oxanone-1-sulfonic acid (9Cl-PF3ONS)
- Result
- < 2 ng/L
- Benchmark
- No federal or state limit; shown for transparency
- Status
- Not detected above the reporting limit
- Sampled
- 2023-01-23 to 2023-10-11
Hexafluoropropylene oxide dimer acid (HFPO-DA) (GenX chemicals)
- Result
- < 5 ng/L
- Benchmark
- 10 ng/L federal MCL (2024)
- Status
- Not detected above the reporting limit
- Sampled
- 2023-01-23 to 2023-10-11
- Result
- Non-Detect (ND)
- Benchmark
- 15 µg/L federal action level
- Status
- Not detected above the reporting limit
- Sampled
- 2018–2020 monitoring period
- Result
- < 9 µg/L
- Benchmark
- 10 µg/L EPA health reference level (screening, not a legal limit)Screening level, not a legal limit
- Status
- Not detected above the reporting limit
- Sampled
- 2023-01-23 to 2023-10-11
N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA)
- Result
- < 5 ng/L
- Benchmark
- No federal or state limit; shown for transparency
- Status
- Not detected above the reporting limit
- Sampled
- 2023-01-23 to 2024-01-10
N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA)
- Result
- < 6 ng/L
- Benchmark
- No federal or state limit; shown for transparency
- Status
- Not detected above the reporting limit
- Sampled
- 2023-01-23 to 2024-01-10
Nonafluoro-3,6-dioxaheptanoic acid (NFDHA)
- Result
- < 20 ng/L
- Benchmark
- No federal or state limit; shown for transparency
- Status
- Not detected above the reporting limit
- Sampled
- 2023-01-23 to 2023-10-11
Perfluoro (2-ethoxyethane) sulfonic acid (PFEESA)
- Result
- < 3 ng/L
- Benchmark
- No federal or state limit; shown for transparency
- Status
- Not detected above the reporting limit
- Sampled
- 2023-01-23 to 2023-10-11
Perfluoro-3-methoxypropanoic acid (PFMPA)
- Result
- < 4 ng/L
- Benchmark
- No federal or state limit; shown for transparency
- Status
- Not detected above the reporting limit
- Sampled
- 2023-01-23 to 2023-10-11
Perfluoro-4-methoxybutanoic acid (PFMBA)
- Result
- < 3 ng/L
- Benchmark
- No federal or state limit; shown for transparency
- Status
- Not detected above the reporting limit
- Sampled
- 2023-01-23 to 2023-10-11
Perfluorobutanesulfonic acid (PFBS)
- Result
- < 3 ng/L
- Benchmark
- 2,000 ng/L EPA health advisory (screening, not a legal limit)Screening level, not a legal limit
- Status
- Not detected above the reporting limit
- Sampled
- 2023-01-23 to 2023-10-11
- Result
- < 5 ng/L
- Benchmark
- No federal or state limit; shown for transparency
- Status
- Not detected above the reporting limit
- Sampled
- 2023-01-23 to 2023-10-11
- Result
- < 3 ng/L
- Benchmark
- No federal or state limit; shown for transparency
- Status
- Not detected above the reporting limit
- Sampled
- 2023-01-23 to 2023-10-11
Perfluorododecanoic acid (PFDoA)
- Result
- < 3 ng/L
- Benchmark
- No federal or state limit; shown for transparency
- Status
- Not detected above the reporting limit
- Sampled
- 2023-01-23 to 2023-10-11
Perfluoroheptanesulfonic acid (PFHpS)
- Result
- < 3 ng/L
- Benchmark
- No federal or state limit; shown for transparency
- Status
- Not detected above the reporting limit
- Sampled
- 2023-01-23 to 2023-10-11
Perfluoroheptanoic acid (PFHpA)
- Result
- < 3 ng/L
- Benchmark
- No federal or state limit; shown for transparency
- Status
- Not detected above the reporting limit
- Sampled
- 2023-01-23 to 2023-10-11
Perfluorohexanesulfonic acid (PFHxS)
- Result
- < 3 ng/L
- Benchmark
- 10 ng/L federal MCL (2024)
- Status
- Not detected above the reporting limit
- Sampled
- 2023-01-23 to 2023-10-11
- Result
- < 4 ng/L
- Benchmark
- 10 ng/L federal MCL (2024)
- Status
- Not detected above the reporting limit
- Sampled
- 2023-01-23 to 2023-10-11
Perfluorooctanesulfonic acid (PFOS)
- Result
- < 4 ng/L
- Benchmark
- 4.0 ng/L federal MCL (2024)
- Status
- Not detected above the reporting limit
- Sampled
- 2023-01-23 to 2023-10-11
- Result
- < 4 ng/L
- Benchmark
- 4.0 ng/L federal MCL (2024)
- Status
- Not detected above the reporting limit
- Sampled
- 2023-01-23 to 2023-10-11
Perfluoropentanesulfonic acid (PFPeS)
- Result
- < 4 ng/L
- Benchmark
- No federal or state limit; shown for transparency
- Status
- Not detected above the reporting limit
- Sampled
- 2023-01-23 to 2023-10-11
Perfluorotetradecanoic acid (PFTA)
- Result
- < 8 ng/L
- Benchmark
- No federal or state limit; shown for transparency
- Status
- Not detected above the reporting limit
- Sampled
- 2023-01-23 to 2024-01-10
Perfluorotridecanoic acid (PFTrDA)
- Result
- < 7 ng/L
- Benchmark
- No federal or state limit; shown for transparency
- Status
- Not detected above the reporting limit
- Sampled
- 2023-01-23 to 2024-01-10
Perfluoroundecanoic acid (PFUnA)
- Result
- < 2 ng/L
- Benchmark
- No federal or state limit; shown for transparency
- Status
- Not detected above the reporting limit
- Sampled
- 2023-01-23 to 2023-10-11
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: YORK COUNTY WEST WD (SC4620003) (SC4620003)
US EPA
State SDWIS Compliance Record
Lead & Copper Rule 90th-percentile: YORK COUNTY WEST WD (SC4620003) (SC4620003)
US EPA SDWIS
Methodology: how we analyze water. Prepared with AI assistance and reviewed by the PurityMap Editorial Team before publication.
Something off with your water's smell, color or taste?
Start with the hot-or-cold tap check. Where York County West WD (SC4620003) reported something related, it's shown below.
- Rotten-egg smell
- Cloudy or milky water
- Chlorine smell
- Brown or yellow water
- Metallic taste
Lead at York County West WD (SC4620003): not detected (90th percentile, 2018–2020 monitoring period). Lead has no taste, so a taste neither shows nor rules it out.